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Vintage Cars/Questions Answered by Expert Ron

SubjectDate Asked
Engine identifications1/21/2012
  Q: I hope you're the same Ron, with knowledge of Chevy big block engine i.d. codes. I recently ...
  A: Hey Mike Tough questions first off you are correct that is a 69 427 your pad inforamtion is correct, ...
69 chevelle12/22/2011
  Q: Is 12,000 a good price for a good running 69 chevelle malibu cloned to an SS a good price?
  A: Well that depends,sounds like a fair price .The best place to look is on Ebay for closed sales of ...
Stalling12/6/2011
  Q: After my father's passing I inherited his 168 Mercedez-Benz 280S. I rebuilt the carburators, ...
  A: these cars are very vacuum sensitive, could be that you have a gasket leak or other, however if you ...
vin# on 1948 Packard11/13/2011
  Q: I have a 1948 Packard convertible. The title has a # that reads G 401634. Is this a valid Packard # ...
  A: The VIN would have 9 numbers I believe Many states at that time registered a vehicle by the motor ...
85 mercedes 380sl10/22/2011
  Q: I'll be picking up a 1985 380SL I purchased in about 1 week. What type of oil would you suggest I ...
  A: you need to run 10 -40 . I actually run 15 -40 in mine (450) Sl , depends on climate, but 10 -40 is ...
1982 Mercedes 380SL10/16/2011
  Q: My 1982 380SL had a 420 SEL engine installed in it by the previous owner. I found out that he put ...
  A: a non working vacuum advance will kill your horsepower while you are getting up to speed and also ...
1979 sl pressure plate9/21/2011
  Q: pressure plate want open on accelaration, not stuck can work it fine by hand on accelaration,just ...
  A: this plate system can be serviced, but it is an intricate process. Sounds like you have a broken ...
packard sedan8/20/2011
  Q: have vin 438-324 like too know what model series this is Thank you
  A: Not enough numbers , what year car ,and where did you find number? There should be two, the "patent ...
1972 350 SL8/5/2011
  Q: I am about to change ATF fluid and filter. (4 years and 11.000 miles since last change) 95.800 miles ...
  A: well a good rule of thumb is 12-15,000 miles. However if the car sits a lot outside and is not ...
1985 Mercedes 380 SL7/29/2011
  Q: I have a bad popping in the passenger side rear when I corner at 15 or higher mph. It also sounds ...
  A: could be a lot of things, I would first check the flex disc at the connection between the driveshaft ...
1980 mercedes sl3507/28/2011
  Q: the electric windows on my car will not close have checked fuse all ok
  A: if the motor for the window cannot be heard then probably in the switch,easy to fix the switch , ...
1972 350SL7/27/2011
  Q: My cousin recently acquired a 1972 Mercedes Benz 350SL with the 4.5 liter V8. It has about 149,000 ...
  A: You need a pump that will deliver 1 litre in 30sec when voltage is at least 11.5V and fuel pressure ...
1972 350SL7/25/2011
  Q: My cousin recently acquired a 1972 Mercedes Benz 350SL with the 4.5 liter V8. It has about 149,000 ...
  A: critical that the fuelpump is the correct pump, these cars require a fuel pressure and damper that ...
'77 Mercedes 450 SL odd cranking but no ignition5/29/2011
  Q: When I bought a '77 450SL Roadster (107.044 Chassie,117982 Engine),it was hard to start. Got new ...
  A: well lets start with the pop, I suspect it is your line you see that blew off. Coincidental , ...
difficulty in re starting my 1982 380sl Mercedes after it has been running but shut off for a short time.5/22/2011
  Q: I have a 1982 mercedes 380sl. I have not problem starting the car after it has been sitting all ...
  A: your K Jet system can be a bit tough to diagnose your problem lies in one of the following Loss of ...
1980 450 sl5/14/2011
  Q: My car has about 139,000 miles and it is stored in the winter to keep it protected from the snow, ...
  A: The K jet system is a fuel regulation system, fuel delivery can be adjusted but I am not sure what ...
1983 w107 vent and hot air5/1/2011
  Q: Just got my 1983 380sl, everything is great apart from the passenger side vent will not stop blowing ...
  A: sound like your heater valve is stuck open . Your car has the dreaded heater valve set up,known as ...
1983 380 sec mercedes benz4/18/2011
  Q: The car strarts and runs great it runs for about twenty minutes then dies.There is no spark when I ...
  A: sounds like you are loosing a power source, is your battery grounds good, battery good? Coil tested ...
W115 head bolt size4/15/2011
  Q: I have a W115 where I need a headbolt Mercedez in South Africa cannot locate the part for me after I ...
  A: well the best bet is MBCA classic center or email thomas.hanson@mbusa.com at the center with your ...
Floor Pan - 1983 Mercedes-Benz 380 SEC4/13/2011
  Q: 1983 Mercedes-Benz 380 SEC, 2 door I want to purchase 2 floor pans (front) driver and passenger. I ...
  A: sorry , I do not know of used sources, you can try junk yards but they do not often cut them out for ...
1966 rambler3/27/2011
  Q: I have a 1966 Rambler/Nash American 440,6cylinder 2 door coupe with original wheels and hub ...
  A: Sounds like a beauty ... a 68 American recently was being offered for sale here for $4500, it was ...
300D turbo won't start3/23/2011
  Q: the car has 0ver 300,000 miles. was running great, but after a cold weather last week, it will crank ...
  A: what year is the car , older glow plug systems, - if one is out they rest in the line beyond it go ...
300D turbo won't start3/22/2011
  Q: the car has 0ver 300,000 miles. was running great, but after a cold weather last week, it will crank ...
  A: compression would be my first guess, or a vacuum leak/issue or injector issue you sure you are ...
Vacumn Leak3/5/2011
  Q: I just did purchase a 1980 300d. The person that I purchased the car from had the vacumn pump ...
  A: yes you are correct, most likely culprits are the three way valve located in the drivers door or ...
fuel injectors2/26/2011
  Q: i have a question about fuel injectors . i am replacing the injectors on my 1979 280e with 228,000 ...
  A: before you remove them make sure you clean out the injector holes with a vacuum, try to get area as ...
Mercedes mirror adjustment2/8/2011
  Q: I have a 1983 Mercedes 380SL and I'm having a problem trying to adjust the passenger side mirror. ...
  A: if the motor is not moving the mirror at all then the conenction on the back may have slipped and ...
1988 m-b 450 sel2/6/2011
  Q: Value? sedan gas engine 130,000 miles excellent shape,2 owner ANSWER: tough to say without more ...
  A: no problem ,good luck, market is a bit down right now I see you said I was unclear. I Will try to ...
w107 sl350 19791/28/2011
  Q: wont start,taught fuel pump might be problem,replaced it... good spark...was getting harder to start ...
  A: I would look to the cold start injector and thermo time switch circuit A cold start injector that ...
Evaluating Used M110 Engine1/19/2011
  Q: I bought my wife an '85 380SL and I really dislike the M116 engine. I am in the middle of changing ...
  A: yes that would be a good idea, and it may clean, free up things for a better test. Well I just ...
Engine SWAP1/18/2011
  Q: me again from Kenya, East africa. I wanna swap my 123 115 (that previously had a 240d, details of ...
  A: The Mercedes OM602 engine is a 5 cylinder diesel engine of 2497cc. the 602 is a robust engine, and ...
Evaluating Used M110 Engine1/18/2011
  Q: I bought my wife an '85 380SL and I really dislike the M116 engine. I am in the middle of changing ...
  A: The M110.98x and .99x engines are fuel-injected engines, with Bosch D-Jetronic up to the .984 and ...
Thermostat Location 84MB 380SL1/6/2011
  Q: Can you tell me where the thermostat is located and how difficult is it to replace. Thank you
  A: top of engine as top radiator hose dives into block. Easy to do as long as the bolts are good - ...
vin1/1/2011
  Q: where are the numbers stamped on 69 superbee i think this is a matching number car but the vin is ...
  A: All 1968-1971 Chrysler products had fender tags, and a VIN plate was located on the instrument ...
Question on headrests12/28/2010
  Q: I am interested in purchasing a 1962 Cadillac, but I feel somewhat conflicted with one major safety ...
  A: Please understand these are my thoughts on the question, no scientific basis behind any of it (lol) ...
a/c heater buttons12/19/2010
  Q: yo ron its me again. i got another question for you. this time it is about the a/c and heater ...
  A: probably not, either the actual control unit or the temp sender from the engine ( interlock temp ...
1976 Mercedes 450 SLC no power to fuel pump12/9/2010
  Q: Ron, I have a 1976 450 SLC with only 38,000 miles and am preparing the vehicle for sale. Recently ...
  A: the fuel pump relay in located , on passenger side of car,footwell area remove the under dash ...
black smoke and black dust11/30/2010
  Q: I purchased a 1985 380 SL Mercedes that has been setting .It has 70,000 k. It starts real good but ...
  A: cant hurt as a start , basic tune up - plugs, points timing and include injector rebuild, filters ...
instrament cluster removal11/30/2010
  Q: ron i need your help again my odometer stopped working some time ago and i want to fix it i found a ...
  A: hope the seafoam went well! the dashpod pushes out from the back, or by using two hooks from the ...
black smoke, heavy fuel usage 420 sel11/29/2010
  Q: I have a 1986 420sel. Lately the car started blowing black smoke from the tail pipe. The mechanic ...
  A: did you change out the cold start injector or just the 8? I would check that . A vacuum leak ...
black smoke, heavy fuel usage 420 sel11/29/2010
  Q: I have a 1986 420sel. Lately the car started blowing black smoke from the tail pipe. The mechanic ...
  A: if you are getting black smoke, you are getting too much fuel, you should adjust the CO to proper ...
fuel injection conversion11/24/2010
  Q: I have a 1976 450SL. It was in pieces ad I have put it all back together. I overhauled the engine ...
  A: that is a bold project, you can put a reducer on the line , but of more concern is the fuel delivery ...
seafoam11/22/2010
  Q: i heard about seafoam and researched it online. seen diy youtube video so decided to try it. i ...
  A: I would get engine warm, with idle reved , pour a bit slowly down throtle body, ( 6 ounces or so) , ...
fuel pressure issues on a 79 280ce mercedes11/6/2010
  Q: can a faulty warm up regulator cause the engine to run rich and not want to rev cleanly
  A: if you mean a stumble or lag on acceleration then you need to check for sticking airflow sensor ...
oxygen sensor11/2/2010
  Q: i have a 1979 mercedes-benz 280 e and was looking at my car manuals to find the location of oxygen ...
  A: let me do a little research , you may or may not have one this was a transition year, technically ...
mpg10/28/2010
  Q: i own a 1979 mercedes-benz 280 e and i just got a tune up . the car has 240000 miles and i was ...
  A: Well it will take longer for the catalytic converter and the O2 sensor to reach their ideal ...
500sl Euro10/16/2010
  Q: I have a problem re-starting the car after I shut it off and it sets fir about 10 or 15 mins what ...
  A: yes it is possible , rest pressure needs to stay up , if it lowers , ususaly defective fuel pump ...
location of fuel pump on 1979 450slc10/15/2010
  Q: I cannot find the location of the fuel pump relay on a 1979 450 slc, pLLLLLLLLLLLLLLLease help
  A: should be above and to the right of the fusebox. The easiest way to identify it is to find the ...
1983 500sl(euro) hesitation upon warm up10/4/2010
  Q: Recently replaced the following items on car, warm up regulator, idle control valve, boots and seals ...
  A: behind that glove box is a series of vacuum modules and switchover valves, 6 or 7 if I recall ...
1968 vw bug9/21/2010
  Q: i have no lights on right side of car i replaced all the fuses in the car 10 fuses in all thank ...
  A: probably a ground issue on the common line to that side of the car or a connection that carries the ...
car wont start9/21/2010
  Q: the other day i drove to the store and went to start my 1979 mercedes-benz 280 and it wouldn't ...
  A: need a little more informtion. Is it turning over? Battery OK? I would venture a guess that it is ...
69 280SL will not start but will crank9/16/2010
  Q: Parked my 280SL and went to start it again and would not start. Found that there was not power to ...
  A: sounds like the issue, actually common, Just rule out ground issues and make sure that is not the ...
1976 mercedes 560sl9/9/2010
  Q: i came across an old man who has a 1976 560sl, i thought they started in 86'. it had a 5.6 in it and ...
  A: impossible quite honestly . What do the build plates list as chassis number and engine # 560 SL - ...
1969 VW distrubutor cap9/8/2010
  Q: I have a trike with the motor from a 1969 VW (I think it is from a van). When it rains, the motor ...
  A: if you are sure that is the issue than you may need to replace the gasket around the lip. or ...
1971 350SL Restoration9/2/2010
  Q: Ron, I have just dicovered your website and it looks to be a great resource. I have had this car for ...
  A: Yes kits are available http://www.kkmfg.com/index.php You can get floor pans as well . I always ...
528e Uneven Idle / Speed, but no torque9/1/2010
  Q: I have a '84 528e. The car is awesome. Everything works except the instrument cluster. (Which one ...
  A: well lack of power can be several things , but most likely it is related to fuel delivery and or air ...
1987 Mercedes SL5609/1/2010
  Q: I have a problem with the transmission on my 1987 SL560, it hangs on to the 1st & 2nd gears on the ...
  A: the bowden cable can cause late shifts, particullary if the engine mounts are worn, adjusting it to ...
1987 Mercedes SL5608/30/2010
  Q: I have a problem with the transmission on my 1987 SL560, it hangs on to the 1st & 2nd gears on the ...
  A: it sounds like a valve body problem to me too. On old transmissions, the buildup of varnish on the ...
Acceleration delay, power problems8/29/2010
  Q: I'm all the way in Kenya, East africa! I have a 123 with a 115 engine. I'm not a mechanic, and have ...
  A: 4 , 6 or 8 cylinder? these are for 4 cylinder Spark plugs are gapped at .024".... Valves are .004 ...
1978 450sl8/19/2010
  Q: 1978 mercedes 450sl. The vehicle cranks but will not fire, just turns over with an occasional sound ...
  A: just so you can find the relay, as you asked, the fuel pump should spin up and continue to run ...
1978 450sl8/15/2010
  Q: 1978 mercedes 450sl. The vehicle cranks but will not fire, just turns over with an occasional sound ...
  A: You are getting fuel to the rails correct? One of the main reasons for no start on K jet is fuel ...
'74 SL450 not starting7/22/2010
  Q: I have a 74 Sl450 that I purchased recently. The vehicle arrived and was running but very rough, ...
  A: i would clean the in tank filter , if you have not have already , fuel filter and make sure you are ...
'74 SL450 not starting7/22/2010
  Q: I have a 74 Sl450 that I purchased recently. The vehicle arrived and was running but very rough, ...
  A: makem sure you have spark. if you do not - could be coil,ground or ignition control unit. Always ...
temp issues7/20/2010
  Q: I have an '85 500 SEL, its been running a bit hot when sitting in traffic with the air on (110c and ...
  A: the correct thermostat will have a small bleed hole and a small arrow that points "up" Correct temp ...
1972 350SL W107.044 heat control7/16/2010
  Q: Car is new to me, no documentation. A/C works great, heat comes through at drivers feet when heat ...
  A: Hey Brad, got the same guy form peachparts ( lol) to further explain the levers control 2 small ...
1987 SL560 Various7/15/2010
  Q: I have a 1987 SL560, first minor problem is that the SRS light is on, why would that be and what is ...
  A: I assume you mean the coupling btween shaft and arm on steering box. You gain access through a ...
51 chevy sedan7/14/2010
  Q: Where is the vin mumber located on a 51 chevy sedan ?
  A: should be on the drivers door frame between the hinges. Visible when the drivers door is open all ...
1983 mercedes 380SL7/3/2010
  Q: i am looking at this mercedes. 93,000 miles. mechanically looks and sounds good. body is in great ...
  A: could be as simple as the bushings in the shift linkage or linkage adjustment .If the motor mounts ...
1980 280 sl6/16/2010
  Q: I have a 1980 280 sl that won't start unless I run a wire from + battery to + coil. Then it fires ...
  A: yes that is it , could still be ICU but I would change out the resistor. Is is white or blue. I ...
1980 280 sl6/15/2010
  Q: I have a 1980 280 sl that won't start unless I run a wire from + battery to + coil. Then it fires ...
  A: sounds like a bad wire from battery you need to trace it and find the break/short, also check balast ...
77 450SL Cranks but won't Start6/10/2010
  Q: 77 450SL Cranks but won't Start I replaced the Fuel accumulator, getting good PSI +75 PSI Main ...
  A: well a little more information - has the car ever started while you have had it, is this a new ...
Cranks well smell gas won't start6/5/2010
  Q: 1985 380 SL 70,000 miles. The car has been sitting for 5 months in a garage in Iowa, but always ...
  A: probably stuck cold start valve or injectors are gunked up and leaking not letting it start. Could ...
SL5605/28/2010
  Q: forgot to mention that the SL hangs onto 1st gear for an extended time before it changes to 2nd, ...
  A: well my first thought would be the vacuum modulator. Sometimes the line comes off or leaks. It ...
1969 chevell ss engine block numbers5/27/2010
  Q: Ron: TO33IJA (the "I" could be a 1 - i dunno) 19B371787 are the engine block numbers on my ...
  A: T -Tonawanda, 0331 - march 31st JA -1969 Chevelle 396 325 manual tranny 1ST DIGIT: Identifies the ...
1987 SL560 Various5/26/2010
  Q: I have a 1987 SL560, first minor problem is that the SRS light is on, why would that be and what is ...
  A: sorry been away. The SRS (Supplimental Restraint Systems) issue may be a bad or worn battery, or ...
1986 500sl euro model4/26/2010
  Q: I just acquired this car from a friend it was runnng a little rough so I've since changed rotor, ...
  A: opps , missed the year, yes you are correct KE -JETronic - no points, - no dwell This system uses a ...
MB380SL 19824/11/2010
  Q: the turn signals dont blink when making left or right turn. installed new oem hazard flasher, no ...
  A: It is either 1) under the center console, 2) behind the instrument cluster,on the left. Check the ...
'64 SL230 VIN4/5/2010
  Q: I have a '64 SL230 in fair condition. The VIN tag on the fire wall is difficult to read. My ...
  A: if it is a euro car , only other place is hammered on frame rail in engine compartmentstamped and/ ...
1991 Jaguar XJS V12 Converteble3/30/2010
  Q: I am looking into buying a third car, something to keep in the garage most of the time and take out ...
  A: Rok, if you are going to invest the Mark II is the Jag to invest in, the one you are talking about , ...
450 SL W107 117.9823/28/2010
  Q: When i try to start the engine , it floats. It seems that the/some injectors are triggered all the ...
  A: Throtle position sensor, side of intake, a potentiometer of sorts, turn ignition on should be 5 ...
1982 mercedes 380sl3/27/2010
  Q: I just bought a 380sl and don't know the history on it. The car seems to start and run fine when ...
  A: most common cause of lack of power is bad injectors, high control pressure,or worn out tune up parts ...
Timing Chain on 1981 380SLC3/11/2010
  Q: What is the usual cost to replace a timing chain on the 380SLC? A local mechanic said that his book ...
  A: Does it have a single timing chain or has it been upgraded to dual Why do you think it needs ...
280ce start problems3/8/2010
  Q: My 1978 280ce (entirely euro spec) Mercedes is very hard to start when warm. Very well maintained ...
  A: Kjet symtoms are tough to diagnose by email! Every part is interelated! BUT Sounds like you may ...
1978 280 SLC Auto3/5/2010
  Q: I've been experiencing a lag between putting my foot on the gas pedal and the power being delivered ...
  A: that is a lot of miles for that engine,it is possible, depending on its service history to have some ...
1978 280 SLC Auto3/4/2010
  Q: I've been experiencing a lag between putting my foot on the gas pedal and the power being delivered ...
  A: first thought would be injectors , how recently have they been serviced. Fuel filters/screens - how ...
installing rear seat belts2/28/2010
  Q: i have a 1969 ford mustang and the seat belts have been removed. how do i remove the rear seat to ...
  A: if it is like the ones I have seenm, remove the bottom half by pushing down and back (towards the ...
left turn signal2/27/2010
  Q: 79 450sl left turn signal does not return unless severe left, mechanic said that's the best they can ...
  A: sure does , Id pull the signal lever, easy to do , 2 screws behind rubber boot, then disconnect ...
1983 Mercedes 380 SL2/24/2010
  Q: I am looking to buy a 1983 Mercedes 380 SL. has 84K miles. What questions should I ask and what ...
  A: the 83 is the single timing chain , and in my opinion should be avoided. The '81-'83 had a single ...
1989 Jaguar : Good investment?2/18/2010
  Q: I have a 1989 Red Jaguar XJ40 for sale. It has 4 Doors, Leather seats, and a sunroof. I got it at an ...
  A: Motoring Journalists of the time dubbed the XJ40 'The best saloon car in the world' beating ...
How much money to fix ?2/14/2010
  Q: I have a 280 ce 1979 Mercedes Benz and i blew 2 cams in it driving from California to North ...
  A: tough to say without more information some call the 280 most durable gas engine MB ever made,what ...
1978 280CE2/5/2010
  Q: I have to replace the exhaust on my 280CE and I have the opportunity to obtain a decent used exhaust ...
  A: Ahh the 78 CE was a nightmare, it had three CATs ,Air pump, EGR, I beleive. I dont think youy will ...
Chevy Big Block ID2/3/2010
  Q: I saw your answer to a previous question and have the same problem regarding the engine ID stamped ...
  A: that helps, I beleive you have a 1966-67 396 out of a Chevelle. casting dates would point it to have ...
1978 280CE Heating problem1/31/2010
  Q: I have some heat! The heat through the defrost is a lot hotter than the heat through the main vents. ...
  A: great , when you told me you bypassed the lines , did you not do it to the two lines in and two ...
86 420sel stalling1/31/2010
  Q: 86 420sel ran great ,then just stalled checked power at pumps none, changed relay burnt out new ...
  A: gotta be a short that is shutting down spark. Look closely at starter circuit, and wires around ...
W114 1970 Transmissions ticking sound1/30/2010
  Q: I have a 1970 Mercedes W114 with a automatic transmission. One day while driving, the car stalled ...
  A: may just be coincidental may be a speedometer cable, possibly a leak in the vacuum, but doubt that . ...
86 420sel stalling1/28/2010
  Q: 86 420sel ran great ,then just stalled checked power at pumps none, changed relay burnt out new ...
  A: two items come to mimd - crankshaft position sensor and fuel pumps Measure the output of the ...
1978 280CE Heating problem1/28/2010
  Q: OK I have reconnected all of the heating pipes, put a new belt on the air pump, put a replacement ...
  A: vaccum - vent flaps, door locks, trunk , fuel locks, cruise , shift points, brakes If its under the ...
1978 280CE Heating problem1/27/2010
  Q: OK I have reconnected all of the heating pipes, put a new belt on the air pump, put a replacement ...
  A: What color are the vaccum lines? DO any of your vacuum related functions work? Locks, cruise ect? ...
1978 280CE1/25/2010
  Q: the blower fan is working. Are the air/vacum pump the same thing? If so, if the pump is not ...
  A: 80 degree celcius correct? lots can happen sitting for 5 years, especially when we are talking about ...
1978 280CE1/24/2010
  Q: the blower fan is working. Are the air/vacum pump the same thing? If so, if the pump is not ...
  A: the air I speak of is the air conditioner unit , does your car have AC? the other is a vacuum pump, ...
1978 280 CE1/23/2010
  Q: We spoke last weekend re the heating/ventilation system on the 78 280 CE. I had by-passed the ...
  A: the water pump is driven by the fan belt, the fan is connected to the water pump. It sounds like ...
Burglar alarm1/22/2010
  Q: On a 1987 MB 560SEC the burglar alarm has gone into a false alarm state twice. The first time was a ...
  A: probably a short in the key way connection ( drivers door handle lock) You can remove that and try ...
1966 Ford Mustang Dash Pad1/21/2010
  Q: My '66 dash has faded badly. From what I've been told they don't make the color for my convertible ...
  A: I think if you can find an upholster that is familiar with old car restoration it is worth a shot, ...
1978 28CE Heating problem1/17/2010
  Q: I have a 1978 280CE that has no heat and I would imagine no AC, but due to the weather, I am unable ...
  A: the two in the front hook together ( to and from the recirculating pump and the two in the rear, ...
1978 28CE Heating problem1/17/2010
  Q: I have a 1978 280CE that has no heat and I would imagine no AC, but due to the weather, I am unable ...
  A: Which way are your ACC buttons in the cabin situated? Horizontal or Vertical? If you have and ...
73 450 sl1/15/2010
  Q: runinig very rich when cold or hut also when cold idles up and down untill you shift into gear ...
  A: no they need to be rebuilt and (pop) bench tested . I use withchunters. You can also by ...
Hard to Start1/15/2010
  Q: I have a 1979 450sl with 150,000 miles. It has been working fine. Now it has developed a hard ...
  A: if throtle plate is OK and functions within spec ( push down on it , should have little resistance, ...
Hard to Start1/14/2010
  Q: I have a 1979 450sl with 150,000 miles. It has been working fine. Now it has developed a hard ...
  A: I would first ensure that your fuel pump is spinning up ( you should be able to hear it) and that ...
Mercedes SE Coupe1/11/2010
  Q: Ron: I'm presently looking for an older Mercedes SE 1966-1970. I'm concerned that with such a long ...
  A: start here - https://www.nicb.org// it may work if it is recent also Mercedes Classic Center may ...
Ford12/21/2009
  Q: My wife and I do a lot of hiking here in Southern Utah. While hiking in a gorge of volcanic rock we ...
  A: Probably a 1949 Ford 98BA Custom Station Wagon. This would have had a flathead V8, with wood ...
Head gasket12/17/2009
  Q: Follow up. The car is a 1997 E320 w210. Does leak oil for I have the spot on the ground where I ...
  A: there is a known issue with this car , a head gasket failure classic symptoms intermittent coolant ...
fuel pump relay12/15/2009
  Q: simply trying to locate the fuel pump in a 1978 450 sl
  A: fuel pump is back by the tank by the left rear wheel area IF you are looking for Fuel pump relay - ...
Head gasket seal12/15/2009
  Q: how's everything. You,ve helped me in the past with a 1970 ...
  A: some of the e 320 has a known head gasket issue that shows up around 80K, sometimes sonner if the ...
1984 MB 380SL Radio A/C cover12/15/2009
  Q: My 1984 380 Sl has a wood cover over the AC/controls and Radio area. It came loose and fell out. I ...
  A: the ACC unit slides into a bracket of sorts and has two screws , one in each side that glides it and ...
1984 MB 380SL Radio A/C cover12/14/2009
  Q: My 1984 380 Sl has a wood cover over the AC/controls and Radio area. It came loose and fell out. I ...
  A: the AC unit is held in by itself and does not have an attachment to the cover or wood. The wood is a ...
450SL sluggish acceleration12/1/2009
  Q: I have a '77 450SL with only 80 000km on the odo. Great shape and FSH. It's been standing recently ...
  A: sitting causes petrol to break down, and clog injectors I would run some injector cleaner and run ...
1977 Mercedes 450SL12/1/2009
  Q: My husband is starting a head gasket job on this car. How do get the nut off the exhaust manifold ...
  A: car needs to be , or should be on lift to do this job, will require removal of exhaust pipes, ...
Fuel Injection11/25/2009
  Q: I have a 1978 280CE 123.053-110.984. It runs really good, but if I put it in neutral or pull up to ...
  A: a 280CE, the E stands for injection. I would think that the ilde valve is faulty. This engine has an ...
locating a vehicle with the VIN #11/25/2009
  Q: Is it possible to locate a vehicle with the VIN#? if so Where? How? How Much? There is a car That ...
  A: yes it is, you can try private sources like car fax and search engines like ...
1967 250sl auto on floor11/15/2009
  Q: I am having trouble removing the RPM gauge in the dash. I removed the cable, but I can't see the ...
  A: I am not sure I understand, but I will give it a shot. If you are talking about a guage that is in ...
rearwindow heating11/11/2009
  Q: I am the owner of a W115/8. The rearwindow heating doesn't work. Do you have the electric shedule ...
  A: ah you would need to run wireing from fuse box, from a keyed 20A fuse ( comes on only when key is ...
1983 Mercedes 380sl11/2/2009
  Q: I last came to you in August, I got the car running, then it started running rough like before. ...
  A: The ICU is really just a switchbox (think of a transistorized relay) that prolongs the life of your ...
Replacing instrument cluster10/31/2009
  Q: Our subject is one 1987 560SEC MB with an instrument cluster that has developed a bad light rheostat ...
  A: it is possible , but not advisable, I would just keep clear records of the replacement . Take a ...
1981 300D10/31/2009
  Q: ...What is a good price for a 1981 Mercedes Benz 300D automatic in excellent condition worth? It ...
  A: John The key is service history, if it is absent , I would avoid purchase unless a pre sale ...
Replacing instrument cluster10/27/2009
  Q: Our subject is one 1987 560SEC MB with an instrument cluster that has developed a bad light rheostat ...
  A: the instrument clusters are press fit , best way is to remove lower panel to acess back of panel and ...
1980 240D10/22/2009
  Q: Having trouble with 'ignition starter'. Turn the ignition, nothing happens? We have a 'get ...
  A: sounds like your neutral safety switch on the tranny. Not to bad to replace. Is your mechanic ...
1980 380se euro model10/16/2009
  Q: Ron, Following up on this car with the Bosch K-jetronic fuel injection system. I tested the fuel ...
  A: I am assuming cold start issues you probably know this but K jet starting procedure tells you not ...
1998 E300 TD strange Vibration10/16/2009
  Q: I have a 98, E300 Turbo Diesel and I get a strange vibration when I'm in drive and presing the ...
  A: MB maintenance manuals had the transmissions listed as "life time fluid" requiring no fluid changes ...
Driveshaft10/15/2009
  Q: My previous question was badly put, sorry. Does the drive shaft still turn when the vehicle is ...
  A: OK - moving - if clutch is pressed in - it will turn , but eventually stop , this is coasting The ...
W123 Low Revs Rumble10/15/2009
  Q: I have a 1981 300D manual with a low rumble, though no noticeable vibration at around 900/1200pm. ...
  A: if you mean does the drive shaft still turn and engage the wheels , no In a car, you need a clutch ...
help with W107 450 SL 197810/12/2009
  Q: I have a w115 and a few W123 all diesel. I just bought a w107 SL 1978. The car will start right away ...
  A: Louis, I would first start and make sure there are no vacuum leaks , renew all rubber under the ...
Seats10/12/2009
  Q: 1976 450 SL LOVE the car hate the seats. looking for a higher back seat, was wondering if the seats ...
  A: haha , hear ya, my wife hates all the seats in my MB's The SL's have the basic four bolt pattern ...
merc 380sl10/11/2009
  Q: .Just bought 380 and car started running rough till stall. Replaced wires and plugs, it ran like a ...
  A: pull a plug and tell me the color of the tip. I would venture to guess your cold start vavle is ...
merc 380sl10/11/2009
  Q: .Just bought 380 and car started running rough till stall. Replaced wires and plugs, it ran like a ...
  A: some check vavles , depending on the pump type ( original vs OEM) may be inside the pump or ...
merc 380sl10/11/2009
  Q: .Just bought 380 and car started running rough till stall. Replaced wires and plugs, it ran like a ...
  A: Ok then it is a Kjet system The buzz is the fuel pump and it may be normal or it may not be, they ...
W123 Low Revs Rumble10/10/2009
  Q: I have a 1981 300D manual with a low rumble, though no noticeable vibration at around 900/1200pm. ...
  A: no smoke , purrs well, and pulls, I would not worry about it. I suspect it is some sort of vibration ...
W123 Low Revs Rumble10/10/2009
  Q: I have a 1981 300D manual with a low rumble, though no noticeable vibration at around 900/1200pm. ...
  A: well you did not mention miles, but could be a lot of things, if its a shudder - clutch, vibration - ...
1985 MB 280SL10/2/2009
  Q: Ron- I have a 1985 Euro MB 280 SL w/ 97k miles. Up until 6 months ago, it ran great. Then, it ...
  A: could be lots of issues, but first check for any obvious vaccum leaks. Broken lines, loose lines. ...
1974 450 SL- Idles Low9/26/2009
  Q: First, the car was idling high (over 15 rpm) and then I changed the air slider. For a week or two, ...
  A: OK - first make sure all adjustments are to spec - plug gap, point gap, timimg then to set idle ...
1974 450 SL- Idles Low9/25/2009
  Q: First, the car was idling high (over 15 rpm) and then I changed the air slider. For a week or two, ...
  A: I assume this is a cold engine issue, read the following Idle Bad with Cold Engine 1. Leaks in air ...
1980 mercedes 380 se (euro model)9/24/2009
  Q: Ron, As a follow up to my earlier question, I have increased the system pressure to 80 psi, raised ...
  A: no that should work, but refresh my memory, have you tested and ensured that the fuel pump is ...
W123 300D A/C problems9/24/2009
  Q: The car is '79 300D W123, the problem is that A/C is not operating properly due to the hot air blown ...
  A: I hate to be the bearer of bad news but it sounds like your climate control servo. The gizmo on the ...
1983 Mercedes 380SL9/22/2009
  Q: I am going to look at a 1983 Mercedes 380SL to buy. The timing chain has already been converted to ...
  A: as always , look for rust in jack points, pull carpets and look there as well as trunk pervious ...
Mercedes starting problem9/14/2009
  Q: I have a 1980 Mercedes 380se (euro gray market) with a Bosch K-tronic fuel injection system. The ...
  A: so it starts , but does not continue to run , no idle? if the warm control pressure is too high ...
1971 350sl9/12/2009
  Q: I bought a 1971 350sl from a lady that left it sitting for 2 yrs. I drained the bad gas, replaced ...
  A: sweet car , I have a72. It pays to be handy with a wrench when you own these cars, they are ...
77 450 SL9/11/2009
  Q: Ron, my turn signals and brake lights don't work on my 450 SL. I replace all the blubs and still ...
  A: 1 is 8 2 is 16 ( red) have you cleaned the hazzard switch, they may work, but the conectors may be ...
1975 280s9/7/2009
  Q: so i have a 1975 280s Mercedes only 78k miles... one owner before me ive had the car for 2 months ...
  A: Sounds like fuel delivery - have the lines been flused, filters changed? also dwell and timing ...
1972 sl3509/6/2009
  Q: looking at a car to buy, have one in mind, however, some things are noted like the top is worn-needs ...
  A: well without seeing it , Id say you are looking at lot of $$ to repair, just the leaks can run ...
cylinders dropping9/6/2009
  Q: 1975 450SL drives and without warning runs like it is dropping a cylinder or two. I replaced the ...
  A: well lets get it started first , but if I were to guess Id say injectors , sitting for 9 months is ...
1989 Mercedes 560 SL9/4/2009
  Q: I am considering buying a 1989 Mercedes 560 SL, 125,000 K miles, I found in a local classified ad. ...
  A: Nothing "pops out" on this car , HVAC is the biggest issue ( not working , center vents ...
w114 fuel system9/3/2009
  Q: i hope you are well! Not sure if you remember but i contacted you a while ago with some problem with ...
  A: have you ruled out all vaccum leaks, I am wondering if you are not advancing distributor when the ...
87 benz8/27/2009
  Q: Hey Ron, The old flywheel has three blades on the outside edges, and the other one off the 450 dose ...
  A: we may be talking about different things - the mark you are seeing on the old flywheel may be the ...
87 benz8/27/2009
  Q: Hey Ron, The old flywheel has three blades on the outside edges, and the other one off the 450 dose ...
  A: later models I believe took the signal from the transmission. Earlier sensors are different. and ...
1982 380SL won't start8/26/2009
  Q: Have a 1982 380SL that has been running fine, wife went to start it one day and starter got stuck, ...
  A: May be behind the glove box and next to the speed controlller. It is bigger than the standard "ice ...
1982 380SL won't start8/24/2009
  Q: Have a 1982 380SL that has been running fine, wife went to start it one day and starter got stuck, ...
  A: I assume you have spark but do check that , you may have damaged the coil/fuse issue? Starter ...
Car identification8/24/2009
  Q: can you help identify this car? The photo was taken in 1942 on my Great Aunt Geri's honeymoon. I ...
  A: I have looked through my archives, and I cannot find anything that looks quite like that. Do you ...
engine code for general motors8/18/2009
  Q: i have a 1969 pontiac lemans. i am having trouble identifying the engine. the stamping on the ...
  A: Around 1968 Pontiac also stamped the VIN numbers next to the timing cover about even with the timing ...
transmission manual mercedes 500sl8/16/2009
  Q: I am looking for a transmission manual for a 1983 mercedes 500sl. I know they were not sold in the ...
  A: best bet is to contact Mercedes Benz vintage headquarters call or contact Supervisor, Parts ...
1983 Mercedes 380sl, cranks, but won't start8/11/2009
  Q: Ron, problem started when car would start right up, then when engine got to operating temp. it would ...
  A: At idle your oil pressutre guage will not peg. I'd get a new (oem) gas cap , just to make sure ...
w114 - just can't keep it running8/6/2009
  Q: I have 1973 280ce - M110 engine in it. Recently put new ignition amp in it and set up the timing. It ...
  A: BOSCH Part # 00027 if it runs with the line clamped then you must have a restriction downline or ...
w114 - just can't keep it running8/6/2009
  Q: I have 1973 280ce - M110 engine in it. Recently put new ignition amp in it and set up the timing. It ...
  A: It sure sounds like fuel delivery issue, or lack of spark after start ( ignition coil - the right ...
1972 350 sl--103K miles8/5/2009
  Q: during annual inspection in 2007 parking brake locked up, disc @ left rear wheel got red hot. Car ...
  A: no I mean , try to pull it out and snap it like a string, it may loosen the brake pads. Problem with ...
1972 350 sl--103K miles8/5/2009
  Q: during annual inspection in 2007 parking brake locked up, disc @ left rear wheel got red hot. Car ...
  A: you can try to back it up that sometimes releases them. The parking brake is actually inside the ...
1979 Mercedes 450sl7/28/2009
  Q: I just received my mom's "baby" that was sitting in her driveway for 5 years. She said it would ...
  A: Congrats on a great car I have a 72, and have owned all sorts of MB's These cars run hot but should ...
115.920 engine7/27/2009
  Q: I have a 1972 220/8 engine number 115.920-12-024144. Here is the problem. I started to rebuild the ...
  A: tough one Richard, sounds like the pistons were replaced, walls bored I would start here with Rusty ...
Zenith carbs - Hard hot starts7/27/2009
  Q: I have had a 1971 250C restored. The Zenith carbs were rebuilt @ 1,000 miles ago. The car cold ...
  A: first question I have to ask is who rebuilt the carbs and what parts were refurbished, and once back ...
1976 VW convertable bug karmann edition7/27/2009
  Q: we just bought this car, it is a Karmann edition VW bug. I have looked around the internet and ...
  A: Bug cabriolets (convertibles) had bodies made by Karmann coach works. The same coach builder that ...
1976 Mercedes 450SL7/25/2009
  Q: My car engine temp is around 200 degrees. we have changed water pump, flushed out radiator,changed ...
  A: sounds like the radiator is clogged , even with a flush these ol gals still have narrowing of the ...
1979 mercedes 450sl7/25/2009
  Q: I'm looking at a one owner with 43,000 miles. I'm about to get it checked by a mechanic-- what ...
  A: good car if it has had routine maintenace, check the usual - rust , especially in floor boards, ...
1989 560sl7/25/2009
  Q: how to add additional cigarette lighter socket for auxiliary electronics?
  A: the easiest way is to run the 12V from the power side of the fuse box, that way you can have it ...
1986 420 SEL7/24/2009
  Q: .on a flat surface i can drive at 40mph and let my foot off the gas and it still goes like 35 then ...
  A: Is your linkage to the throtel body free, I have seen them bind at the accelerator linkage as well ...
Flange7/19/2009
  Q: Hope you're having a great weekend. I was tempted to use your rbarbato...e-mail which you gave me a ...
  A: Al Send cth350@verizon.net an email for parts you need. Tell him the "panda" sent you He has some ...
1976 Mercedes 450sl acceleration problem7/17/2009
  Q: I am asking this question for my Dad....he is restoring a '76 450sl....it starts.....runs well for ...
  A: here is some (lengthy) information that may help. Sound like fuel deivery, have the injectors been ...
85 380se starting issues7/17/2009
  Q: Ron, My car has intermitent starting issues. when I turn the key, a brief (one to two second buzzing ...
  A: I wonder if you have a short somewhere that gets corrected when the car is placed in a twist??? ...
1976 Mercedes 450sl acceleration problem7/16/2009
  Q: I am asking this question for my Dad....he is restoring a '76 450sl....it starts.....runs well for ...
  A: fuel delivery needs constant pressure from the fuel pump and then the regulator delivers it to the ...
Car won't start7/15/2009
  Q: I'm replying about my 250C. A bit over a year ago I replaced the negative battery to the cable cause ...
  A: what i mean by that is to look at all the rubber connections and gaskets from the carb and on the ...
Mercedes Benz 280S , 1973 model7/14/2009
  Q: The wipers come on intermittantly on my dads mercedes benz 280s 1973 model, even thou havent turned ...
  A: warren the comtacts in the multi switch are either worn or dirty, I would clean them. The multi ...
Car won't start7/14/2009
  Q: I left a 1970 250C sit for a year due to a gas leak. As it turned out it was coming from the upper ...
  A: Make sure your positive ground of the battery is in good condition and grounding properly, next ...
fuel smell and cosumption7/10/2009
  Q: If checked the fuel line and there is no leakage
  A: heater or fan draws air from the front cowl and from the engine bay. It does not take a lot of ...
1987 560SEC Sunroof problems7/7/2009
  Q: My sunroof was opening and got stuck in the track by the rubber seal. The fuse blew. I replaced ...
  A: I do not have any manuals that new (lol) but you can become a member of the forum here ...
1987 560SEC Sunroof problems7/7/2009
  Q: My sunroof was opening and got stuck in the track by the rubber seal. The fuse blew. I replaced ...
  A: doubt it would be the switch, could be relay , but you really need to remove motor and test. Just ...
1985 Mercedes 380 SE tranny6/23/2009
  Q: I have a chance to buy this 1985 Mercedes 380 SE with 125000 miles and in great condition, with a ...
  A: providing your tranny has had service done at appropriate intervals , most likely a vacuum leak at ...
1985 bmw 528e -- no power to fuel pump?6/23/2009
  Q: we currently have this car (1985 BMW 528e) in the shop because it would cut off while driving - they ...
  A: it is not rare to have a bad cpu on these cars, they control idle mixture, and other features of the ...
1976 450sl heater6/18/2009
  Q: I purchased a 1976 450sl around the first of the year ('09). We have been going through it and ...
  A: on the drivers side fire wall you will see a vacumm pod that has a lever on it. That lever should ...
83 500 SEL Speedometer6/18/2009
  Q: The speedometer in my 500 SEL hovers @ 40 mph until I have driven about 30 minutes. I am told it is ...
  A: sounds like a ground issue. The dashpod grounds to the frame via metal tabs. If you can try to get ...
83 500 SEL Speedometer6/18/2009
  Q: The speedometer in my 500 SEL hovers @ 40 mph until I have driven about 30 minutes. I am told it is ...
  A: If I remember corectly the S series W126 had an electronic speedometer....so its likely an issue ...
280CE MB 1978 European model battery draining6/9/2009
  Q: Car's a treasure, love it. 1978 CE from Germany. Gas. Looked after it like a baby. 120,000 miles ...
  A: the most common cause is a ground short that is drawing amps from the battery. I suspect it is in ...
1979 450SL Hot Start Problem6/8/2009
  Q: Ron, I inherited a 79 450SL with 160,000 miles. This car was purchased in CA by my Dad in '91. The ...
  A: These are the most common hard warm start issues with a Kjet system, I would focus on CSV or leaking ...
1979 450SL Hot Start Problem6/6/2009
  Q: Ron, I inherited a 79 450SL with 160,000 miles. This car was purchased in CA by my Dad in '91. The ...
  A: hey John , could be a few issues. First and foremost , I would renew all rubber lines on the ...
79 450 SL Manual Transmission conversion6/2/2009
  Q: I want to know how possible it is to convert my automatic to a manual. I would love make full use of ...
  A: it is a "want" of many SL owners, problem is that it is nearly impossible without a donor manual SL ...
1975 450sl exhaust question5/20/2009
  Q: I inherited a 75 450SL and I have been driving it to and from work about 10 miles each way. It's in ...
  A: could be a lot of things, if it is exhaust smell , probably from a small hole in your exhaust, prior ...
1985 Mercedes 380SE timing chain5/18/2009
  Q: What is the best step-by-step guide to changing the timing chain, tensioner and rails which are ...
  A: my buddy posted this awhile ago, just for the chain ,should will help with the basics, Rails - I ...
84 380sl timing chain5/18/2009
  Q: how do i know if this is true? i am looking at a 84 380sl with 40k miles on it. my mechanic ...
  A: well make sure the AC and heat work, this is a major issue of this car. If that is good, the body ...
450SL 19795/18/2009
  Q: I am considering purchasing a 1979 450SL. I tried one today that is in really good condition. ...
  A: 110,000 is not a lot of miles, the 450 is a solid car with a solid engine, normal tranny is best ...
450SL 19795/18/2009
  Q: I am considering purchasing a 1979 450SL. I tried one today that is in really good condition. ...
  A: is it shifting hard because the idle is too high? In nuetral it should idle around 8-900 RPM. Some ...
84 380sl timing chain5/17/2009
  Q: how do i know if this is true? i am looking at a 84 380sl with 40k miles on it. my mechanic ...
  A: Scott 84 was not the first year of the dual chain, just the dual chain for the 380.The US version of ...
1976 450sl5/9/2009
  Q: the only way to get car to run is to manually operate air intake it will go to any rpm as long as i ...
  A: my first thought is a mjor vacuum leak or a stuck throtle air plate. Is this a sudden onset or ...
sluggish acceleration5/5/2009
  Q: I have a problem with 1980 mercedes 280e european model. It has 153 k miles. The car seems to have ...
  A: could be a few things, first off make sure dwell ( best done with dwell meter) and timing are set ...
w115 240D in 1973 220D5/1/2009
  Q: I put a rebuilt 240D from mercedes in a 1973 220D w115.110 a few years ago. I have a 1975 w115.117 ...
  A: well most manual trannys will require significant linkage and drive train alterations to change one ...
W107 560SL '874/26/2009
  Q: Ron - couple of questions: 1. Can you recommend a parts house for a power steering pump? Vickers or ...
  A: I use Autohausaz http://www.autohausaz.com or Phil at MBparts.com Rock auto is also good. Most of ...
Mercedes 300 SE 19664/22/2009
  Q: I'm writing for a friend of mine in Germany. He's the proud owner of a Mercedes 300 SE Cabriolet, ...
  A: Hey Tom Nice car , your best bet is to tell him to contact Mercedes Classic center, they can give ...
1978 450sl not starting4/21/2009
  Q: it has exterior fuel pump is this going to hum before cranking the engine? it has no voltage with ...
  A: It should be above and to the right of the fusebox. The easiest way to identify it is to find the ...
1978 450sl not starting4/21/2009
  Q: it has exterior fuel pump is this going to hum before cranking the engine? it has no voltage with ...
  A: yes it should, it shuld pressurize the system when the key is in ACC position. Relay if not in fuse ...
1978 450sl not starting4/20/2009
  Q: it has exterior fuel pump is this going to hum before cranking the engine? it has no voltage with ...
  A: Chris At the start , the fuel pump should spin up and presurize the system , you can usually hear ...
1979 Beetle - gas fumes4/15/2009
  Q: Rumor is filler neck causes that - but can't see any leaks, looks good to me. Any other ideas? And ...
  A: I would think it would be called the evaporation system, gas tank vent system or similar. Rule out ...
1979 Beetle - gas fumes4/14/2009
  Q: Rumor is filler neck causes that - but can't see any leaks, looks good to me. Any other ideas? And ...
  A: those hoses going to the white plastic thing are vent hoses for the fuel vapors, make sure all are ...
1983 380sl4/12/2009
  Q: My 83sl all of a sudden started smoking white smoke. The oil has no signs of water in it, the water ...
  A: smoking all the time or just at startup? If its all the time you could be running a little lean or ...
72 350 SL oil pressure and squeek sound from rear axle4/10/2009
  Q: I purchased a pristine 350 SL 107.044 from 3/72 with 93 k miles last year from the US and imported ...
  A: that is indeed a fine machine, I actually look at that site quite often and lust over the cars. Mine ...
1983 MB 380 SL4/8/2009
  Q: Hey Ron, I am working on a 1983 MB 350 SL. It first came to me 2 months ago for crank no start. I ...
  A: 380SL - correct? you mention 350 have you checkd fuel pressure, sounds like it could be a fuel pump ...
107 1983 380 sl3/31/2009
  Q: car runs very rough when cold.once car warms up it seems to run good.ignition system and fuel ...
  A: Tim I would check one of several items pull plug and look at tip , if black , may indicate too much ...
Mercedes 123 vacuum lock3/28/2009
  Q: I have diagnosed a leaking rear vacuum pod. I would like to replace it, but cannot figure out how ...
  A: Mike It won't . They are not repairable unless you have a special tool and the rubber diaphram ...
R107 350 SL3/24/2009
  Q: I have an early 70's SL350 R107, if I start the car fuel comes out of the base of the injector and ...
  A: Jib you need to replace the injector seals, rubber gaskeets around the base of the injector, easy ...
Mercedes 300E deceleration noise3/23/2009
  Q: My 88 300E makes this chirping / squanching noise when decelerating. It's coming from the left rear ...
  A: my first thought is flex disc , either front or rear or both. MB do not use universal joints, but ...
396 Motor3/23/2009
  Q: O'kay one last question for you then. What numbers should I look for to put in the 1966 Chevy ...
  A: well that depends on the set up - manual/AT and the options - carbs ect but generally 1966 suffix ...
re: 71 250CE3/22/2009
  Q: I came across your site surfing the web. I'm fixing a 71 250CE. She is rusty - i hadn't turned it ...
  A: if by nothing you mean no starter noise then I would look at the ground from the battery and then ...
Chevy Big Block Engine code3/21/2009
  Q: I was wondering if you can help me with an engine code? It is a chevy 396 motor with the this ...
  A: if it is original equipment , you should be able to tell by the quality of the product, the fit and ...
Chevy Big Block Engine code3/21/2009
  Q: I was wondering if you can help me with an engine code? It is a chevy 396 motor with the this ...
  A: I am stumped on the engine, I found once refrence to a 1973 passenger 454 , but you say its a 396? ...
83 380SL Fuel Odor3/21/2009
  Q: I am the 2nd owner of an 83 380SL with 80K miles. I've owned it since 1989 and it's serviced by a MB ...
  A: Larry well this is a common complaint, but yours sounds more significant. areas to check - every ...
Chevy Big Block Engine code3/18/2009
  Q: I was wondering if you can help me with an engine code? It is a chevy 396 motor with the this ...
  A: hey lonny , sorry it took so long, I have been out of town the smaller number is a partial VIN ...
1979 mercedes 450 sl3/8/2009
  Q: Ron, I have a 1979 Mercedes 450 sl and both brake lights are not working. Have checked bulbs and ...
  A: yes John , there is a netral safety switch, the contacts can sometimes get gummed up and not allow ...
Starter/solenoid trouble shooting3/6/2009
  Q: Hey Ron, it's me again! Getting sick of me yet? I want to start by saying thank you for helping me ...
  A: Hey Cody Tapping the starter is an old mechanics techique to get them to run. Actually what you are ...
1989 mercedes hard starting3/4/2009
  Q: I have a 1989 420sel MB (gasoline). During the winter this car refuses to start right away. I have ...
  A: if its a cold start issue and you have replaced CSV it could be thermal time switch - which turns ...
380sl transmission2/10/2009
  Q: As I was driving in (D) gear, auto physically stopped but engine kept running. When I put in in ...
  A: you failed to tell me the year or mileage however delayed shift can be due to , low fluid level, too ...
what should one check before buyin2/9/2009
  Q: I'm considering buying 1979 450 sl, test drove it and runs great.It accelerates quickly no smoke the ...
  A: Well if the maintenance has been done, you can expect a chain to go 200K or more. These have double ...
what should one check before buyin2/8/2009
  Q: I'm considering buying 1979 450 sl, test drove it and runs great.It accelerates quickly no smoke the ...
  A: Dan If you are handy with tools, these are pretty straight forward, you will some manuals but they ...
1977 MB 450SL - Heater & Auto Locks2/6/2009
  Q: I'm so happy that I found you Ron! I bought a beautiful 450SL in August and as I should have ...
  A: the levers actuate a small on off switch in the down position that closes the heater valve. You may ...
Stalling1/26/2009
  Q: i started the car this morning & before it stalled took it out on the road. i drove around the block ...
  A: my thought is you are getting too much fuel, and I am suspecting the injectors as this point. Black ...
oil pressure guage nut1/26/2009
  Q: 1980 240 diesel Mercedes dripping oil from behind speedometer panel. what can cause this and what ...
  A: the larger nuts holds the guage in place and is used to counter act the tightening of the smaller ...
Stalling1/25/2009
  Q: i started the car this morning & before it stalled took it out on the road. i drove around the block ...
  A: sounds like it is getting too much fuel at idle, if the tips are black. DOes it blow black smoke? ...
Stalling1/24/2009
  Q: i recently bought a W123 230ce from an ouction. it had starter issues which i repaired. the car ...
  A: I have a thought that it could be worn fuel injectors allowing fuel into the inlet manifold and the ...
Stalling1/24/2009
  Q: i recently bought a W123 230ce from an ouction. it had starter issues which i repaired. the car ...
  A: loosen the gas cap and try it, that may be a simple way to check vacuum lock. I have rethought the ...
Stalling1/24/2009
  Q: i recently bought a W123 230ce from an ouction. it had starter issues which i repaired. the car ...
  A: well you failed to tell me the year of the car and the mileage. However, if it starts fine and then ...
1976 230 L1/22/2009
  Q: My sister recently purchased a 76 230L. The weather has been cold lately (20's and 30's) but the ...
  A: the 76 230sl is a great car. You failed to tell me how many miles, if this was a sudden onset, if ...
Left mirorr of 1971 w1141/14/2009
  Q: Hai Ron I'm Angga from Indonesia,i have 1971 w114 200,but my left mirror is missing,do you know were ...
  A: by left side do you mean passenger or drivers side and is it a left or right hand drive? Ebay is ...
1978 450SL1/12/2009
  Q: i HAVE A RAPID CLICKING NOISE WHEN i PUT ON THE DIRECTIONALS. I'VE REPLACED ALL FUSES. NO BURNED OUT ...
  A: perhaps, does the directional hold in place? Sometimes it can not make suffucuent contact to allow ...
SL500 1980-901/11/2009
  Q: Just came across a 500SL I'm thinking about purchacing. After looking at the car and doing research ...
  A: Look at the VIN tag and body build date on the door frame or in front of the radiator. Most 500SL's ...
Mercedes 280 se 1.9 sedan 19851/10/2009
  Q: I am an American living in Barcelona, Spain. I have found a beautiful 1985 Mercedes 280 se 1.9, 4 ...
  A: Billy First off 65 is young! I hope to be driving MB's into my 90's! haha Anyway, here is what I can ...
1981 300d Glow Plug Modulator1/5/2009
  Q: Hey Ron! I am having another problem with the good ol' Mercedes. I recently threw a rod in the ...
  A: Sorry I am late , I have been calledd out of town. My thinking is that is the early series style but ...
1981 300d Glow Plug Modulator1/5/2009
  Q: Hey Ron! I am having another problem with the good ol' Mercedes. I recently threw a rod in the ...
  A: Well Cody , free labor is hard to beat, a key you left out is what year engine did they put in? Are ...
1979 450 sl1/2/2009
  Q: my 79 450sl starts up on the first try , but when it shuts off its hard to restart and usually won't ...
  A: Ken I have to know a lot more than what you gave me to help :) Is this a sudden occurance? How ...
Mercedes 450sl Hard to start12/27/2008
  Q: I have 1978 Mercedes 450sl, I have hard time starting the car everyday. I also smell fuel can you ...
  A: Silvestre, the smell of fuel and hard starts may indicate several issues you may have a leak at ...
need with 78 mbz 450 slc12/24/2008
  Q: I'd appreciate it if you could help me with a 1978 mbz 450 slc I just bought. It has only 50k miles ...
  A: sounds like you found a nice SLC.Your findings all sound pretty good. Fuel line pressure probably ...
91 420SEL piston rings12/4/2008
  Q: I see that you specify knowledge with w126 up to 1985, however, I was wondering if you might be able ...
  A: first off the 91 420SEL is a fabulous car, the last of the big W126's when MB had all the bugs ...
european mercedes cross-check parts #11/29/2008
  Q: I have a 1985 Mercedes 280sel European edition car. I would like to know what American body style/# ...
  A: should be compatible with M110 motor parts,(6cyc) body parts are pretty much like legos, if the ...
1967 300 deluxe convertible11/28/2008
  Q: I bought a 300 deluxe convertible how rare are these cars and how many made? any info appreciated ...
  A: rare indeed if it is an original V8. My records indicate that these were only made in Canada, and ...
83 500SL radio11/25/2008
  Q: I have a Grand Prix radio that I know is good. I am not getting power to the antenna or the radio. ...
  A: it is possible you toasted the radio electronics when you jumped the car. That is an issue when ...
83 500SL radio11/24/2008
  Q: I have a Grand Prix radio that I know is good. I am not getting power to the antenna or the radio. ...
  A: The radio on powers the antenna circuit so you have an issue with power or the radio on/off switch I ...
1983 500sl11/13/2008
  Q: I am to test drive a 1983 500sl in a few days which is offered for $4000. I haven't seen the car, ...
  A: that is a tough spot to fix, the jack point is integrated into the frame as these cars are "unibody" ...
1983 Mercedes 280 European model11/13/2008
  Q: I have a problem with a 1983 mercedes 280. When I decelerate to turn (right or left) and then try to ...
  A: well then , thanks for the information I have a few suggestions as you seem to have most things ...
1983 Mercedes 280 European model11/12/2008
  Q: I have a problem with a 1983 mercedes 280. When I decelerate to turn (right or left) and then try to ...
  A: well I need a little more information How many miles on the car? As it trys to stall do the RPMS ...
1983 500sl11/8/2008
  Q: I am to test drive a 1983 500sl in a few days which is offered for $4000. I haven't seen the car, ...
  A: check the link below, the 500SL was not produced in 83. 83Sl's are good ones to avoid because of ...
1971 Mercedes 300SEL 6.311/1/2008
  Q: my father has the 71 Mercedes 300SEL 6.3. The car will crank up perfectly and run for 20 minutes, ...
  A: strarved for fuel Too much fuel altenator DO you smell Gas?, DOes it matter if the lights are on, ...
1981 280 ce10/29/2008
  Q: I just bought a 1981 280ce mercedes with 180,000 miles. The mechanic that I took it to today was ...
  A: Carly a 280 CE with good service history is no more expensive to take care of than other cars. The ...
1983 w123 300d turbo w/vacuum door lock issue.10/28/2008
  Q: Noticed when engine failed to shut down. Engine shuts down normally when driven a short whil with ...
  A: the leak in the vacuum can occur if there is a crack in any line or a bad valve. On the W123 the ...
1975 w115 300D manual transmission conversion10/27/2008
  Q: I have a 1975 300D with a blown transmission. I would like to convert it to a manual transmission - ...
  A: you have some good questions, I would think the flywheels will match up, I would check all vacuum ...
1975 w115 300D manual transmission conversion10/26/2008
  Q: I have a 1975 300D with a blown transmission. I would like to convert it to a manual transmission - ...
  A: well it depends on the year of the 240. If they are around the same year it probably will work. ...
1984 380SL10/24/2008
  Q: I am looking at a nice looking 84 380SL with about 115K miles. What snakes should I be aware of?
  A: floor board rust and interior wheel wells and trunk rust, pull up mats and look. Other than that a ...
1985 mercedes 500SEL10/22/2008
  Q: I have a 1985 Mercedes 500 SEL. I bought this car in April from a private party that hadn't driven ...
  A: certainly sounds like fuel delivery issue, or alge in the tank/line. Sitting for a year is not a ...
Vibration in 300D Diesel Mercedes10/20/2008
  Q: I have a 300D Turbo Diesel with 166,000 miles on it. It is mostly use for road trips. Recently ...
  A: ideas could be a manifold crack vacuum modulator on tranny - does it shift smoothly or late and ...
Vibration in 300D Diesel Mercedes10/20/2008
  Q: I have a 300D Turbo Diesel with 166,000 miles on it. It is mostly use for road trips. Recently ...
  A: Pat need a little more info, sudden onset? where is vibration - front of car or under seats, rear of ...
Search information for a pre-VIN vehicle10/16/2008
  Q: I have just had restored a 1971 Mercedes Benz 250C. All new, repaired or replaced mechanicals. ...
  A: haha , I hear ya, should be a "contact us" link or contact link on the right hand side of the page, ...
Search information for a pre-VIN vehicle10/15/2008
  Q: I have just had restored a 1971 Mercedes Benz 250C. All new, repaired or replaced mechanicals. ...
  A: Sounds like a great car, I just finished a 72 220 and a 72 450 Just email classic mercedes , they ...
Repair Help10/10/2008
  Q: I have been looking for some information on my car and it looks like you are the man to see. I have ...
  A: The best manuals are the original or reprint factory manuals I sugest starting here to find them. ...
Rusty underside of 1970 250C9/27/2008
  Q: I own a 1970 250C but it's underside is very rusty on the frame and especially the trunk floor is ...
  A: Alex. It looks like you have some signifcant frame rot. Frame rot is hard to fix but can be ...
1978 SLC noise9/24/2008
  Q: I have a 1978 450 SLC. It has upper engine noise. (clattering). I removed the Cam Covers and ...
  A: The 78 has hydraulic ball studs, and it sounds like you have a sticky stud (or maybe several ...
c126 380 question9/21/2008
  Q: My c126 1984 380 sat for 4 years. Was not getting fuel so I change the fuel pump (got on ebay) ...
  A: there is a fuel pump relay, look in your owners manual it is a large fuse block BUT ....are you ...
1983 Mercedes 380SL advice9/21/2008
  Q: I am considering buying a 1983 Mercedes 380 SL i have found in a local classified ad. Are there any ...
  A: This was a previous post of mine... Overall this is a solid car, the engine has been known to have ...
1978 SLC noise9/21/2008
  Q: I have a 1978 450 SLC. It has upper engine noise. (clattering). I removed the Cam Covers and ...
  A: what does your oil pressure guage say in the car at idle? Clatterring at start up would suggest ...
67 beaumont9/20/2008
  Q: how do i change standard steering and brakes to power big bucks?
  A: yes it can be done, not an easy DIY job unless you are versed in how to do major mechanical work and ...
230 cable9/19/2008
  Q: I've made a boo boo. I was cleaning the dashboard and replacing all the bulbs and broke the little ...
  A: well the only things that I know of that light on the dash are rear window defogger, 4 way flashers ...
230 cable9/17/2008
  Q: I've made a boo boo. I was cleaning the dashboard and replacing all the bulbs and broke the little ...
  A: do you mean the one to the tranny, if so you will need to follow line through transmission shaft to ...
1985 380 sl convertible mercedes9/16/2008
  Q: I have found a $5,500 380 sl convertible for sale. It is in nice condition with 115K miles. It is ...
  A: by 1985 the 380's were back to dual chains and a lot of the fuel delivery problems that plagued the ...
1974 2309/16/2008
  Q: Couldn't follow up thus the history: Question 1974 230Hi, I just bought a 1974 Mercedes 230 ...
  A: with no smoke, leave carb alone and have mechanic play with dwell and timing. Start the dwell at ...
!974 W1159/16/2008
  Q: Do you know how to turn on the fog rear light on this car and I think the front seats are heated or ...
  A: the rear fogs turn on by pulling out on the light switch, not all cars had the connections hooked ...
1974 2309/15/2008
  Q: Couldn't follow up thus the history: Question 1974 230Hi, I just bought a 1974 Mercedes 230 ...
  A: if the plug tips are black , you may be running rich, so two things to do, lean carb out a bit and ...
1974 2309/15/2008
  Q: I just bought a 1974 Mercedes 230 green color in Canada. All runs fine and I have couple of ...
  A: sounds like timing to me, how are the plugs, points and condenser. If new then advance timing just ...
1975 560 sl9/13/2008
  Q: I'm looking at a 1975 560 sl to purchase. Car has not been started in 4 years. Body in great shape ...
  A: so it is a 75, but someone has rebadged it with the 560 emblem the main difference is the engine ...
1985 Mercedes 560SL9/12/2008
  Q: I want to sell this non-running car. Where do you suggest I go.?
  A: the 85 560 is a well sought after car, if the body is in good shape and just not running, i would ...
1932 Hupmobile B216 4Dr Sedan9/11/2008
  Q: I was wondering what you could tell me about the 1932 Hupmobile B216 4Dr Sedan. I have come across ...
  A: Hmmm interestign car low end $8,000 to high end concours $29-33,000. Rare at best, parts - hard to ...
acceleration problems9/10/2008
  Q: Where is the fuel pressure regulator located. I've done some research is why I am slow to respond. ...
  A: if it is an original MB number , just google it and it will show up in the varrious parts houses ...
1975 560 sl9/9/2008
  Q: I'm looking at a 1975 560 sl to purchase. Car has not been started in 4 years. Body in great shape ...
  A: Well it cannot be a 75 560SL, they were only made from 86-89 A car well maintained frm those years ...
250 C has no A/C9/6/2008
  Q: I thinking about buying a 1971 Mercedes 250 C. Apparently it never had A/C installed. I would like ...
  A: although the 71 250 coup is a sought after car -for 7K it better be next to concours condition and ...
1955 Mercedes-Benz 300S.L Gullwing9/5/2008
  Q: I'm producing an ad campaign to promote the leasing of a commercial office building constructed in ...
  A: These are some actual average price ranges from old sales $150,000 in 2000, $200,000 in 2001/2002, ...
idle problem may be engine computer9/5/2008
  Q: have had all of the rear end fuel system of 1981 SL380 overhauled, however the car now high revs at ...
  A: glad to hear, as I indicated you had a vacuum leak and I suspect loose connection at ECU I run mine ...
'88 Mercedes, 560 SL9/4/2008
  Q: I had an '88 560 for about 5 years that I LOVED. A very small amount of acceleration and that car ...
  A: alas all 88 560's were created equal, however I suspect modifications were made on you first car to ...
valves ticking sound9/2/2008
  Q: I own a 1985 500sel with standard size v8. Runs just fine but started 6 months ago making ticking ...
  A: wow , 225K - then it probably is lifters and your mechanic is correct at that mileage the shims will ...
valves ticking sound9/2/2008
  Q: I own a 1985 500sel with standard size v8. Runs just fine but started 6 months ago making ticking ...
  A: Bill if it is just a ticking, does it get better when the engine warms? Could just be vavle ...
1981 Corvette fusible link repair9/1/2008
  Q: I have a 1981 Chevy Corvette that is getting no power. I have replaced the starter and I have been ...
  A: your battery is Good correct? Good ground connections? Follow the wire harness to the starter ...
Vibrates and No Tach8/29/2008
  Q: Ron: On my 1983 merz 300D at about 65mph and above the car vibrates? It is not the tires. It does ...
  A: vibration at speed is normally tires, are you sure they are balanced properly? If they are and ...
idle problem may be engine computer8/28/2008
  Q: have had all of the rear end fuel system of 1981 SL380 overhauled, however the car now high revs at ...
  A: Computer does not control idle, only mixture sounds like a vacuum leak or throttle position sensor. ...
1970 Mercedes 280SE8/28/2008
  Q: I have a 1970 Mercedes 280SE that is in very good condition. The seats are vinyl and there is a ...
  A: low mileage is a real plus, but the 4 door sedan is at the low end of the series in terms of being ...
1970 Mercedes 280SE8/28/2008
  Q: I have a 1970 Mercedes 280SE that is in very good condition. The seats are vinyl and there is a ...
  A: the 280 SE is a desirable old Benz, but the answer to your question hinges on the following 2 ...
55 chevy fact a\c8/27/2008
  Q: how many 1955 chevy belairs where produced with factory a\c? I own one and know its rare but how ...
  A: well that number is somewhat elusive and data is hard to locate, however only 168000+/- 2D V6/V8 ...
Mercedes300D 1981 & 300TD 19838/25/2008
  Q: Ron: Both cars have always had trouble with the fuel gauge. Even when they are full of fuel the ...
  A: by wires I assume you mean the two main connectors one on each side of the unit? If so , you can ...
Mercedes300D 1981 & 300TD 19838/23/2008
  Q: Ron: Both cars have always had trouble with the fuel gauge. Even when they are full of fuel the ...
  A: Chuck These cars have fuel senders that are prone to gunking up. They can be removed and the float ...
acceleration problems8/23/2008
  Q: Where is the fuel pressure regulator located. I've done some research is why I am slow to respond. ...
  A: look for the connection and item that sits on the side of the intake manifold, should be less that a ...
83 mercedes 380sl timing chain8/22/2008
  Q: Ron, the engine no.on 380sl changed from .160 to .162 from 1982 to 1983. Do all .162 engines have ...
  A: if it is a US version 83 /380 it most likely has single unless upgraded. many were. Take off the ...
1983 380SL timing chain and cruise issue...8/19/2008
  Q: I read your excellent response on the 380SL timing chain issue. I just purchased an '83 and was told ...
  A: Steve, Double row is not manditory if the car has been cared for you have little to fear, the single ...
MERCEDES 280CE,1978,U.S MODEL,AIR CON PROBLEM8/14/2008
  Q: To answer a few of your queries,I only have heat in car,temp wheel does not alter temperature,cannot ...
  A: Kieran I wish this was a simple process, but each component needs to be ruled out as I outlined in ...
MERCEDES 280CE,1978,U.S MODEL,AIR CON PROBLEM8/14/2008
  Q: To answer a few of your queries,I only have heat in car,temp wheel does not alter temperature,cannot ...
  A: Kieran, I would think your issue is in the modulator, the large device that sits on the fire wall ...
acceleration problems8/13/2008
  Q: Where is the fuel pressure regulator located. I've done some research is why I am slow to respond. ...
  A: I got to thinking , your pressure regulator may not be adjustable. The pressure regulator for that ...
MERCEDES, 280CE,1978,U.S MODEL8/12/2008
  Q: I have a problem with air con on this car I just purchased.Could not fill with gas,I changed ...
  A: Your system could have several issues or just one. The ACC version II has the dreaded servo -(Delco ...
Engine timing for 450 SLC 117.982 Euro car8/7/2008
  Q: I am restoring a 1974 450 SLC in the UK and cannot find the specific engine timing data for this ...
  A: the 117.982 was the same engine in the states in early 72 -73. i would think the same federal ( ...
heavy acceleration problems8/6/2008
  Q: When I push my acceleration pedal to the floor my 1989 560sec does not respond but if I lift off the ...
  A: fuel pressure regulator could be a possible culprit. I believe yours may be adjustable, small ...
heavy acceleration problems8/5/2008
  Q: When I push my acceleration pedal to the floor my 1989 560sec does not respond but if I lift off the ...
  A: You are either not getting enough gas to the intake or too much air into the intake Could be lots of ...
starting8/4/2008
  Q: I have a 68 mustang. 289 engine. It won't start. When I turn the key I hear a clicking sound. I ...
  A: perhaps, how old is the battery, make sure the connections are good and tight and clean, make sure ...
servicing data7/15/2008
  Q: I am really struggling to find servicing data for my Mercedes, 1972 W115 220/8. I have bought ...
  A: I suspect you have a stromberg carb, the choke should nto be disconnected, it can be adjusted. ...
1967 mercury cougar 2897/13/2008
  Q: I have bad motor mounts.Purchased new mounts from local autoparts store.The mounts did not fit.I was ...
  A: not sure why, the big blocks need different ones than the 289 look here ...
cars driven in 19637/9/2008
  Q: I am an author. For my new book, I need the identity of two vehicles involved in a (fictional) ...
  A: I would agree with your answer! the only key on the oil --- hot oil drips faster than cold oil, ...
cars driven in 19637/8/2008
  Q: I am an author. For my new book, I need the identity of two vehicles involved in a (fictional) ...
  A: You would be safe with Chevy between 62 and 63 nearly 2 million full-size Chevys were sold. Impalla ...
1981 300d mercedes benz7/8/2008
  Q: I am in posession of a 1981 300d mercedes benz. I have owned the car for a year now, and I am in ...
  A: I would start here, http://www.rustrepair.com/ or http://www.kkmfg.com/ have you thought about ...
Dwell Setting7/7/2008
  Q: What should the dwell be set on a 1972 Mercedes SL350 and timing
  A: Plug gap at .035" Timing is 18 to 22 degrees BTDC w/o vacuum @ 3,000 rpm (factory). Check that ...
450SL sputters and jerks7/7/2008
  Q: I own a 76 450SL that I drive periodically. I had the transmission rebuilt over the winter and did ...
  A: if it sat for 6 months you very well may be looking simply at poor fuel, however these cars are very ...
1979 VW Beete Convertible7/6/2008
  Q: We just bought our daughter a 1979 VW Beetle convertible that needs some work but is in ok shape. ...
  A: Suzie, it does sound fuel related, not having injectors anymore means the engine has been replaced ...
intake swap7/3/2008
  Q: ...I have a 1976 450SL and am replacing the engine. The donor car is a 1974 450SLC. The injection ...
  A: if you are sure the donor engine is good, I would take all of it to the car, including the ECU. I ...
intake swap7/3/2008
  Q: ...I have a 1976 450SL and am replacing the engine. The donor car is a 1974 450SLC. The injection ...
  A: depends on who you ask, both have their advantages, the Djet in my opinion is a simpler system. The ...
210 chevy6/28/2008
  Q: what is a 57 chevy 210?
  A: The Chevrolet Two-Ten, or 210 was the midrange model of the Chevrolet car from 1953-1957. It took ...
1979 Mercedes 450sl6/27/2008
  Q: I have owned a few classic cars but never a foreign model. I just purchased a 1979 mercedes 450sl ...
  A: I would cross reference original plugs and go with those,do not use platnums, these engines are ...
1979 Mercedes 450sl6/27/2008
  Q: I have owned a few classic cars but never a foreign model. I just purchased a 1979 mercedes 450sl ...
  A: hesitation on acceleration can be due to several factors. Changing fuel filter is a good start, but ...
MB 3806/18/2008
  Q: How expensive is it to repair/replace the airconditioning and Odometer. Neither is working on a car ...
  A: Sorry so late to answer, had some computer issues The odometer is easy and can be done providing you ...
1979 Mercedes 450sl6/13/2008
  Q: I have owned a few classic cars but never a foreign model. I just purchased a 1979 mercedes 450sl ...
  A: rust is the first thing, under carpets, floor boards, trunk wells, then I would turn my attention to ...
1979 VW Beetle Stalls6/12/2008
  Q: I was hoping you could help...We just bought a '79 VW Super Beetle Convertible it appears to have ...
  A: well it would seem to me that it is gettting starved for gas, which can be caused by several ...
1980 - 380SL6/11/2008
  Q: Ron, I am considering buying this 1980 380SL. The mileage on the clock is showing 18 129. I am ...
  A: He is wrong, the 380's got the chain increased to two in 1984. IF the one you are looking at is a ...
1980 - 380SL6/11/2008
  Q: Ron, I am considering buying this 1980 380SL. The mileage on the clock is showing 18 129. I am ...
  A: The speedos in these cars are simple to change, and can be prone to failure, the needle drive is not ...
buing a restored 280 sl6/11/2008
  Q: Living in Europa I am looking for a restored 1971 280 sl in the US. First screening is done via ...
  A: I believe they are a rupitable dealer, I have been to thier website and the cars look impressive. ...
Vintage Mercades6/5/2008
  Q: I have a 1974 Mercades SLC, 200,165 miles. All orginal parts, in good running condition. I've been ...
  A: the SLC is not as desirable as the SL, that said if it is rust free, paint in good shape , good ...
engine weight6/1/2008
  Q: Do you by the chance know the engine weight for the m130 engine used in the 250/c w114 cars?
  A: I looked through all my books and references ( and I have a lot !) and I see no mention of engine ...
77 bronco transfer case mounts5/31/2008
  Q: I have a 77 bronco, auto trans. I'm trying to change the 2 transfer case mounts and the snubber ...
  A: I am sorry, I am an "expert" on Mercedes more than anything else, so I am of little help. Have you ...
Electric fan for '72 450SL5/25/2008
  Q: Hope you can help. I would like to replace my pulley driven cooling radiator fan in my 450SL with ...
  A: Frank Well I have every available manual for the 72 450 including the shop manuals and this data is ...
Sl350/3805/13/2008
  Q: I am looking to buy an SL 350 or 380 - late 70 early 80's. The reason is I want the V8 engine. My ...
  A: Howdy, the 72-89 V8 powered SL's all have great engines, that said there are some that are more ...
1960 Mercedes 3005/5/2008
  Q: I have a in-line 6, gas fuel injected 1960 Mercedes and it cranks and starts but is not smooth. We ...
  A: Could use a little more info, How did you clean injectors? Are they all working? How many miles, ...
W1144/19/2008
  Q: I bought a 1976 W114 250 mercedes 2 years ago and it has just spent 2 years undergoing a slow, but ...
  A: sounds like timimg to me, set dwell ( around 40 degrees) ( with meter if you have it) and then set ...
1981 300d mercedes benz4/18/2008
  Q: I am in posession of a 1981 300d mercedes benz. I have owned the car for a year now, and I am in ...
  A: I am well I would suggest you become a member here ( its free) now that you are a 300D owner ...
first vintage car4/4/2008
  Q: Ron- I am in the market for my first vintage car. I want a model from the 60's, preferably a ...
  A: Sorry so late to answer Jenny, but have been out of town. Now lets see, a vintage 60's convertible, ...
W115 Indicator Problem3/25/2008
  Q: Hope you can help. I've a 1976 W115 Merc which has a problem with the indicator lever - it won't ...
  A: glad to hear it worked! Actually the clock can be fixed and you are right you must remove the dash ...
1981 300d mercedes benz3/23/2008
  Q: I am in posession of a 1981 300d mercedes benz. I have owned the car for a year now, and I am in ...
  A: The 300D is a nice car! I am currently resurecting an 85. Floor boards - common issue, and a pretty ...
W115 Indicator Problem3/19/2008
  Q: Hope you can help. I've a 1976 W115 Merc which has a problem with the indicator lever - it won't ...
  A: pretty common issue, sometimes it is just a buildup of gunk , but more likely it is worn out. The ...
1972 w115 with gas 115.920 engine3/11/2008
  Q: I have just begun restoring a family 53K mile powder blue 220. The folks messing with it before me ...
  A: Hey Bob This is MBman from the forums! anyway are you sure it is shot or is it plugged? If you can ...
Alternator?3/4/2008
  Q: Hey Ron,How are you? Sunday morning cars dead.Left the charger on for a while and it started up ok ...
  A: March 08 - Hemmings Sports and Exotic car magazine, I'll be glad to snail mail you a photo copy if ...
Alternator?3/4/2008
  Q: Hey Ron,How are you? Sunday morning cars dead.Left the charger on for a while and it started up ok ...
  A: Hey Ralph Did you ever get that magazine? Well then it sure does sound like an alternator, just make ...
mercedes126 380se......suspension3/3/2008
  Q: ...my Mercedes has a lean at the rear....about 1 inch difference....i have hydro pneumatic ...
  A: Rhonda, my first guess would be subframe bushings. The unibody sits on top of the frame via ...
1988 300SL3/1/2008
  Q: A friend of mine just bought a nice 1988 300SL (Euro gray market car) with a 5-spd manual ...
  A: your best bet for this data, since I beleive most were euro destined would be from mercedes classic ...
1988 300SL3/1/2008
  Q: A friend of mine just bought a nice 1988 300SL (Euro gray market car) with a 5-spd manual ...
  A: Well then that is a rare bird, mainly because it is a manual tranny. Is that original? Right or ...
1976 450SL Electrical2/24/2008
  Q: Recently I tried to lower my window and found neither window switch worked, additionally my turn ...
  A: the warning system is usually on a fuse by itself as is the window motors, and they are not the ...
Mercedes Benz 1983 380SL2/20/2008
  Q: My 1983 MB 380SL trunk will not open with the key. It goes in the lock correctly the key, but when ...
  A: sometimes you just gotta fiddle with them, first spray a little lock graphite or similar in the lock ...
1986 560 SEC2/17/2008
  Q: i bought a newer dashboard for my car and need info on removal and replacement, mounting bolts ...
  A: removal of a dash is not for the faint of heart! Take your time! Here are some tips Remove your ...
1978 450slc2/17/2008
  Q: My 450 has 122000 original miles, the car sat for approimately 7 months without being started or ...
  A: could be several reasons. Your fuel regulator could be gummed up or not functioning A vacuum leak ( ...
value 280SL2/15/2008
  Q: I have a 1970 Mercedes Benz 280sl which has been restored. Can you tell me how much it is worth. I ...
  A: on a scale of 1 to 10 where does it stand. A 10 is a concours ready car, all original and restored. ...
cars2/15/2008
  Q: I just got my liscense and I'm an 18 year old guy. I want to get a classic or vintage car. My only ...
  A: Glad to hear you like vintage cars! The cars you mention are all nice rides but none are going to ...
Mercedes 500SE w126, 19852/14/2008
  Q: During half a year or even more, its ability to start when warm, especially on a hot summerday, has ...
  A: well these cars have a way to confuse. First off make sure you are not getting any vacuum leaks ...
1979 VW Type II Kombi/Transporter2/12/2008
  Q: I would like to re-convert to original fuel injection system my converted carburetor 1979 VW Bus. ...
  A: That would be a big project. What is left? FI for that year I believe is Bosch L-Jetronic ...
trans2/9/2008
  Q: I have a 280slc with a 110 motor and 4 speed man. I want to make it automatic which trans can i use?
  A: what year, and if you have an original 280 SLC with a manual you have a rare car. By chance are ...
1985 T-Bird V61/30/2008
  Q: I have a problem with the car coming to a stop or accelerating. It seems that when I come up to a ...
  A: I have heard that the 80's t birds had trouble with an iginition timing module I would check and ...
1985 T-Bird V61/30/2008
  Q: I have a problem with the car coming to a stop or accelerating. It seems that when I come up to a ...
  A: Sounds like fuel delivery. How long since it has been serviced, how many miles and did this come on ...
sluggish speedometer1/29/2008
  Q: Greetings Ron, This morning the speedometer didn't respond,then it started to crawl up in an erratic ...
  A: Hey Ralph thought of you . there is awesome article on the P1800 in the March 2008 Hemmings Sports ...
timing on a 1978 450 SLC Mercedes-Benz.1/13/2008
  Q: we need to set the timing on my son's car.Could you please look up your data to see what it should ...
  A: Yes a W107 to be exact. There should be a tag on the left side of the car under the hood next to the ...
1978 450sl1/5/2008
  Q: I have a loud whistle when i start the car it will go away after warm up or increasing the rpms. I ...
  A: Sounds like a vacuum leak to me, check lines from air cleaner to rear vavle cover, also front valve ...
VW car alarm1/1/2008
  Q: the alarm on my '99 jetta wolfsburg edition seems to have been triggered and now the car won't ...
  A: You may already know this but this is an issue with the early Jetta’s. You can try to take it apart ...
high idle12/26/2007
  Q: My son just drove back home from school in Canada to Durango Colorado a 24 hour drive, in his 1988 ...
  A: Marlo, first off do you know what the cold and hot idle are suppose to be? 2000 seems high for ...
still me W126 complete drive train swap12/24/2007
  Q: I'm seeing the 420 as a mid-size prestigue ride Car $ 800. Engine $1100. New ...
  A: OK John Here is what some of my contacts tell me, ( BTW - most think it a bit unusual and don't ...
420 mercedes drive train swap ?12/23/2007
  Q: looks like for about three times the cost of the car it might be possible to drive down the road ...
  A: Gotcha, Ok I have never heard of anyone doing this but I suspect it COULD be possible. MB have a ...
420 mercedes drive train swap ?12/22/2007
  Q: looks like for about three times the cost of the car it might be possible to drive down the road ...
  A: Well you left out some dates ( of the cars) , but you are right. A 380 with a 2.47 rear end and I ...
Identify car and year12/22/2007
  Q: We are trying to identify the car in the attachment. Taken at the home of George Johnstone (Of ...
  A: Hmm, He died in 1823 so I doubt that he drove it! The first auto was placed on the road in 1885. ( ...
Dust cap12/18/2007
  Q: Ron, I am in possession of a wheel cap dustcover about 3" diameter at the base, chrome plated with ...
  A: all original equipment for mercedes , no matter the vintage, but especially the vintage stuff will ...
Small block casting #12/15/2007
  Q: Yes i have a chev engine and i was told it was a 327. Could U help me find out if thats true? the # ...
  A: something is still not right Engine ID Code Example: V0107CLJ - (V = Plant, 01 = January, 07 = 7th ...
Small block casting #12/15/2007
  Q: Yes i have a chev engine and i was told it was a 327. Could U help me find out if thats true? the # ...
  A: that number does not match any of my information, are you sure it is correct? All engines are ...
87 Merz 420 SEL, Fuel Distributor Problem12/12/2007
  Q: 87 Merz 420 SEL will not crank but will run if gas is poured into the air intake. Fuel is pumped ...
  A: several things come to mind. If you are getting fuel to the distributor then make sure you do not ...
1967 chevy chevelle 300 deluxe; 2 door sedan12/11/2007
  Q: I am having the hardest time finding any information on the 1967 chevy chevelle 300 deluxe, 2 door ...
  A: Well as they say, it depends! Ultimately it is what an individual is willing to pay! That said As I ...
1967 chevy chevelle 300 deluxe; 2 door sedan12/10/2007
  Q: I am having the hardest time finding any information on the 1967 chevy chevelle 300 deluxe, 2 door ...
  A: Jennifer, You might try to find the book - Original Chevelle 1964-1972 By Jim Schild. It will ...
Triumph 180012/7/2007
  Q: Could you please tell me how much approximately a Triumph 1800 Saloon 1947, Black with Beige trim ...
  A: Quite a gem depending on condition. The cars that initially sported the Triumph nameplate were the ...
1962 Chevy Impala12/4/2007
  Q: I am experiencing difficulty shifting from neutral to reverse and park, I have done some ...
  A: I have done this on several cars, the hardest part is removal of large nut on the column, and in ...
1982 mercedes12/3/2007
  Q: Hope this is an easy question for you. I have a 1982 300d turbo deisel. I don't have the owners ...
  A: Assuming you are not looking at your glow light indicator , it is your brake warning light. YOu ...
1962 Chevy Impala12/3/2007
  Q: I am experiencing difficulty shifting from neutral to reverse and park, I have done some ...
  A: if you are saying you can move the linkage from under the hood then you are looking at the actual ...
450SL 197911/28/2007
  Q: trunk springs one has broken how do i get a new one back in there i have new ones to put back in ...
  A: there is a special MB installation tool for this purpose, and the manual makes it sound simple but ...
car value11/26/2007
  Q: I own a 1971 Mercedes 300 SEL 6.3. It starts but not drivable. Only will go for about 1/8th mile ...
  A: Depends....rust is a big killer of these cars. Since you mention rust free , you are ahead of the ...
stalling at idle .11/14/2007
  Q: Hey Ron! Sent the injectors to be refurbished installed them yesterday,changed the fuel hoses ...
  A: Well I am not a fan of bypassing unless absolutely necessary. I doubt you fried the device. What ...
stalling at idle .11/13/2007
  Q: Hey Ron! Sent the injectors to be refurbished installed them yesterday,changed the fuel hoses ...
  A: Don't you love old cars! My first thought is fuel pump or fuel pressure regulator, however this ...
Engine runnung rough10/30/2007
  Q: You've been an excellent resource since I've been involved with this car.Volvo 1800E,1972 Fuel ...
  A: I think you will be amazed at how much better she will run after the injectors are done. Get some ...
Engine runnung rough10/29/2007
  Q: You've been an excellent resource since I've been involved with this car.Volvo 1800E,1972 Fuel ...
  A: No problem, I enjoy old cars and helping others helps myself. Injectors - they can only be ...
Engine runnung rough10/28/2007
  Q: You've been an excellent resource since I've been involved with this car.Volvo 1800E,1972 Fuel ...
  A: was the sound there prior to the pertronix instalation? If not your timing could be off, try ...
volvo 1800e10/7/2007
  Q: you've given me excellent advice in the past regarding the transmission on this car.In the summer as ...
  A: Are you sure of the location of the leak? Could be as simple as a pan gasket or totque convertor ...
Mercedes convertible problems.10/7/2007
  Q: I have been using a 1971 Mercedes 350 SL in a movie here in Norway. When I was going to release the ...
  A: Hmm, you will have to remove back panel ( where the handle is) to access the cable. Not an easy ...
car value9/23/2007
  Q: how much is a 1976 cadillac 4 door convertable in ment con. werth
  A: depends, which model? How many miles mint meaning concours?, or very nice? does it have service ...
Mercedes SL convertible9/22/2007
  Q: My wife and I are interested in purchasing a late 70's / early 80's SL, but aren't sure what to look ...
  A: Some would say those are the best years!. My only issue is the bumpers, they look a little big for ...
Mercedes SL convertible9/22/2007
  Q: My wife and I are interested in purchasing a late 70's / early 80's SL, but aren't sure what to look ...
  A: Howdy, the 72-89 V8 powered SL's all have great engines, that said there are some that are more ...
elet. window issues8/19/2007
  Q: Hope u can still help 1986 560 SEC 126 CHASSIS driver side window in op. checked motor, switch no ...
  A: howdy, I suspect that if it is not a fuse it is your switch, -pretty common. Actually they just pull ...
autostick to manual8/18/2007
  Q: I own a 73 super beetle with an 4 speed (R,L,1,2) auto stick transmission and want to convert to ...
  A: I think that would be wise, that way you are sure to matched tranny and engine, and it should come ...
autostick to manual8/18/2007
  Q: I own a 73 super beetle with an 4 speed (R,L,1,2) auto stick transmission and want to convert to ...
  A: David, this job would not be for the faint of heart!. It cold be done but you would have to pull ...
Mercedes 380 SL 19837/25/2007
  Q: I found this car in pristine physical condtion. While I am getting it checked out - there are ...
  A: Overall this is a solid car, the engine has been known to have some issues For model year 1981, ...
1800e 72 Auto trans7/19/2007
  Q: Shift linkage from last week went great car is up and running, Transmission is working fine but I ...
  A: Hmmm, tough to say, but if it is overfilled it will drain out on its own, most trannys have the ...
Something simple? or very very wrong7/12/2007
  Q: It's me again with the 72 1800 E. Car has been behaving this week until 5 minutes ago.Drove up the ...
  A: pretty sure its your shift linkage. May be at the connection on the tranny, or at the base of the ...
sudden death cont'd7/2/2007
  Q: I asked you about the p1800 stalling out last week if you recall.You advised that first off it might ...
  A: Coils seldom go bad but they can, there is a test proceedure if you have am Ohm meter. Google coil ...
mercedes 380 sl6/26/2007
  Q: I just found a Mercedes 380 SL in great shape on a lot in Monterey, CA. It's a 1982 with 146K ...
  A: Overall this is a solid car, the engine has been known to have some issues For model year 1981, ...
Volvo p1800 E sudden death of engine on hwy6/22/2007
  Q: I recently acquired my dream car a volvo p1800E w/B20 engine coupe.Yesturday was the first time I ...
  A: most caps are vented, you may just want to start with a new cap, you probably could find a ...
Volvo p1800 E sudden death of engine on hwy6/21/2007
  Q: I recently acquired my dream car a volvo p1800E w/B20 engine coupe.Yesturday was the first time I ...
  A: SOunds then like fuel delivery, could have had a sudden loss of fuel, have the filters been cleaned ...
Volvo p1800 E sudden death of engine on hwy6/21/2007
  Q: I recently acquired my dream car a volvo p1800E w/B20 engine coupe.Yesturday was the first time I ...
  A: Well, first off you have a nice classic, I am fond of that car and look. What year is yours? A ...
1979 450SL Question6/12/2007
  Q: I have a 1979 450SL Roadster, 4.5L Mercedes that was a European car and converted for U.S emissions ...
  A: I think you are looking at a fuel starvation problem, if it ran good then something while it sat - ...
1979 450SL Question6/11/2007
  Q: I have a 1979 450SL Roadster, 4.5L Mercedes that was a European car and converted for U.S emissions ...
  A: if it bogs down under load I would suspect too much air or too little fuel. It sounds to me that it ...
1949 Buick Super Sedanette5/13/2007
  Q: I am thinking of purchasing a 1949 Buick Super Sedanette, but when I went to finalize the deal I ...
  A: on firewall, perhpas painted over ? Many of these years had "plates" so it may have been removed ...
Electrical Grounding5/8/2007
  Q: How is the electrical system in a car grounded?
  A: most all cars, especially vintage use a negative ground system. The electrical loop /- uses the ...
worth4/20/2007
  Q: Have a 1980 Mazda RX7 500 miles an rebuild motor has some rust on rt/lt 1/4 panels needs TLC It is ...
  A: You can always start with KBB.com or similar. Problem with vintage cars is that most people want a ...
buying my dream car 1975 vw superbeetle convertible4/7/2007
  Q: I am strongly considering giving in to my mid-life crisis and purchasing a '75vw convertible. ...
  A: Anytime you get into a vintage car it is important to realize that you get what you pay for. For ...
Ignition timing and fuel/air mixture2/20/2007
  Q: Yes Ron, I usually tune mine by ear too but this time I thought I want to seek a second opinion. Not ...
  A: your way may in fact be the best way, I have found some specs for an 81 280 which may help. I do ...
Ignition timing and fuel/air mixture2/20/2007
  Q: Sorry I didn't make the query clearer for you. The model is 280SE 6-cylinder Petrol Auto ...
  A: Ahh, you don't, this is all vacuum driven points, my bad. I will need to do a little research for ...
Ignition timing and fuel/air mixture2/20/2007
  Q: I have just purchased a 1983 Mercedes Benz Saloon Model 126 (2.8 liter petrol, automatic ...
  A: I may need some more information. Is this a 280S, SE or SEL and by electronic do you mean that ...

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Ron

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I can answer questions on W114/ W115 /W(R)107/W123/W126 Mercedes models 1967-1985. I have rebuilt many of these cars and have problem solved many issues. I have access to much of the technical data and have deailed instructions on fixing the most common issues. Vintage US 1950-1989 and other foreign cars as well If you are going to ask me about car value, please provide ample information on service history, rust issues, and current "needs". Pictures are helpful. Disclaimer on value - I can only give you data on what the market is bringing, and may not be what you want to hear!

Experience

Maintain, restore vintage Mercedes (W114/W115 /W107/W126)

Organizations
Ronnies Diesel Shack

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Vintage Forum Member on many List serves

Education/Credentials
College Graduate. Self proclaimed and taught Mercedes shade tree mechanic.

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