| Subject | Date Asked | Expert |
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| 2000 Blazer Front Differential | 1/6/2006 | Mark Bisig |
Q: Mark, my Blazer works fine in 2 wheel drive, when you push 4 wheel HI or LO it makes a loud clunk ...
A: Yes same thing here as long as your tires are all the same make and size. You can not put new tires ...
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| fule pump noise | 1/6/2006 | Van |
Q: I have a 99 chevy that makes a loud buzzing noise from the fule pump. When the key is turned on the ...
A: Your truck....the one that buzzes all the time. Lets do it first. When the ignition key is turned to ...
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| Codes | 1/5/2006 | Van |
Q: How can I get the check engine light to go off in a 1994 Chevy 1ton 454 when I replace the knock ...
A: The light, I would first try disconnecting the battery for a few minutes. If that doesn't do it, and ...
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| Electrical issues | 1/5/2006 | Van |
Q: I have an 84' Chevy 2wd, 3/4 ton, with a 7.4 liter engine. I am mechanically challenged. I just ...
A: There is a fusible link that takes power from the battery, generally from the battery post on the ...
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| 1989 Chevy Astro van brake indicator light | 1/5/2006 | Mark Bisig |
Q: I recently purchased a 1989 Chevy Astro van with 1,21000 miles and the 4.3 V6 when I got it the ...
A: This is a code 4 and it means you need a new dump valve. You can just leave it and have no ABS ...
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| 98 jimmy/ chevrolet blazer heater not hot | 1/5/2006 | Mark Bisig |
Q: ive got 98 jimmy 4x4 4.3/700r4. recent repairs in last 60 days; -new windshield installed -new RS ...
A: what you need to do is flush the heater core, it's plugged! To do this just remove the hoses from ...
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| No Heat coolant leak ...cant find where | 1/4/2006 | Van |
Q: (Has heat again once in awhile after adding coolant but not immediately. )I have a 98 Chevy Astro ...
A: Check around the water pump real well for some leakage. I would loosen the belt, and actually check ...
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| 98 Blazer 4x4 engagement | 1/4/2006 | Van |
Q: Van Thanks for your help. I have a 1998 S-10 4 door 4x4, or rather it used to be a 4x4... I have ...
A: Check the following links. They have a troubleshooting guide, and a description of how the system ...
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| no start 1994 LT 1 | 1/4/2006 | Mark Bisig |
Q: I parked my "Buick Wagon" with the LT1 the day after X-mas. I went to use it New Years day and I ...
A: This engine has a ignition coil that is not part of the dist assembly. I would test at the coil for ...
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| overheating | 1/3/2006 | Mark Bisig |
Q: i have a 2001 Chevy malibu V6 3.8L. my boyfriend tried to change the serpentine belt, and in turn ...
A: It sounds to me like your engine is overheating. Do not drive this car if it overheats!! If the temp ...
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| Oil consumption - no smoke | 1/2/2006 | Mark Bisig |
Q: I have a 91 Chevy K2500 with the 5.7L. I am experiencing a problem with high oil consumption but I ...
A: There is only one place to take in oil at that rate. Through the piston rings. I would first check ...
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| Engine noise | 1/2/2006 | Mark Bisig |
Q: I own a 1994 Camaro z28 with the LT1 5.7 ltr V8, the engine has a ticking noise coming from the ...
A: Well as you know noises are the hardest thing to give a answer on because I can't hear it ! Check to ...
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| I'm have a feul pump problem | 1/1/2006 | Mark Bisig |
Q: I replaced my feul pump on my 1999 chev 3500 gas duly 2 years ago. Now when I left out this new ...
A: Happy New Year Victor, This could be a bad fuel pump again. I have not seen a bad fuel pump ...
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| 86 siburban k10 aftermarket gas tank | 1/1/2006 | Mark Bisig |
Q: I bought this suburban and it has an aftermarket gas tank. the sending unit is also wrong for the ...
A: Happy New Year!! The tank measurments you gave me total at 47 gallons which is too much for ...
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| Help!!!!! | 12/31/2005 | Mark Bisig |
Q: Happy New Year! I have a 93 Corsica 3.1 L 6 cylinder.When I drive this car almost anytime after ...
A: This is the transmission torque converter clutch causing this to happen. You can just remove the ...
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| Unusual | 12/31/2005 | Mark Bisig |
Q: I have a 1991 Chevy Silverado with a 5.7 litre(350) engine ½ ton extended cab 4 wheel drive pick up ...
A: short and to the point I will be. Check your fuel lines that come up along the firewall. They might ...
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| 1998 chevy blazer floor vent not functioning | 12/30/2005 | Mark Bisig |
Q: com! we recently notice that the floor heat vent is not blowing any air. when the control is set to ...
A: There are a couple of things to check/or that could be the problem. First I want you to check the ...
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| Heater problem | 12/29/2005 | Van |
Q: I have a 1996 Chevy Blazer with 60k miles. I have noticed that the air conditioner works perfectly, ...
A: Make sure coolant is actually flowing through the heater core. often that quick connect on the ...
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| window motor | 12/29/2005 | Van |
Q: How do you replace the electric window motor in a 87 chevy pickup truck?
A: You need to remove the inside door panel, and then drill out some rivets. You can replace the rivets ...
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| Chevy hard starting when hot | 12/29/2005 | Van |
Q: I have a 94 ck1500 with a 350 motor. Vehicle starts and runs fine when cold. Problem is that when ...
A: Not gonna be ignition...that would keep it from starting, but wouldn't keep it from cranking. I ...
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| 91 chevy truck wont start sometimes | 12/29/2005 | Van |
Q: I have a 91 Chevy 1500 with a 350 standard shift. I have been having trouble getting it started to ...
A: I suggested you check those items, not replace them. They can be tested, and I hate to see people ...
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| 1999 astro van 2wd 4.3L, auto | 12/28/2005 | Mark Bisig |
Q: Mark, several Mechanics have looked at my problem,vibration , engine steering wheel vibrates in ...
A: The first thing you need to do is inspect the engine motor mounts and the transmission mount. It ...
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| 91 chevy truck wont start sometimes | 12/28/2005 | Van |
Q: I have a 91 Chevy 1500 with a 350 standard shift. I have been having trouble getting it started to ...
A: First make sure the pump is running when you turn the key to run. Then you might want to check the ...
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| Check engine light code 77 | 12/28/2005 | Mark Bisig |
Q: I have a 1995 Lumina with a 3100 engine with high mileage (270K+ miles). The Check Engine light ...
A: I have seen this before but have always had good luck just cleaning the passage for the EGR valve ...
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| 1998 Chevy Z-71 Daytime Running Lights | 12/28/2005 | Van |
Q: Daytime running lights do not come on. Headlights work otherwise. Checked fuses #4 & #15 which the ...
A: I don't know about the parking brake. I think when the truck is put in gear they are supposed to ...
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| Chevy starter | 12/27/2005 | Van |
Q: I have a 84 Chevy K20, the current 350 cid motor came out of a 78 GMC Blazer. I have replaced the ...
A: The only thing you need is a GM starter shim kit. They are available at just about any parts store. ...
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| 98 tahoe won't start | 12/27/2005 | Van |
Q: I have a 98 chevy tahoe 4x4 with 100,000 miles on it. When I try to start it the engine will crank ...
A: A draw tester is the same as a battery load tester, where you clamp an inductive pickup over a ...
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| 1997 monte carlo gear shift lever | 12/27/2005 | Mark Bisig |
Q: the gear shit lever is extremely hard to engage or to put in gear can you possibly help me it is a ...
A: There are 2 spots to lube for this. One is at the steering column where the shifter connects to the ...
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| 98 tahoe won't start | 12/26/2005 | Van |
Q: I have a 98 chevy tahoe 4x4 with 100,000 miles on it. When I try to start it the engine will crank ...
A: Sounds from what you say that your starter may be turning it rather slowly, and might need testing, ...
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| water pump | 12/26/2005 | Mark Bisig |
Q: I have a 1999 Chevy Astro. I am trying to replace the water pump. Can you tell me how to remove the ...
A: You need a special tool for this. Yes you can't unscrew it anymore. They always make me buy more ...
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| 85 Buick LeSabre/waterpump squeal | 12/26/2005 | Mark Bisig |
Q: I'm an all experts volunteer too, for insurance law. My question is about an 85 Buick LeSabre that ...
A: Lets make sure we know where the noise is coming from. If you can...remove one fan belt at a time ...
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| fuel | 12/25/2005 | Van |
Q: I have a 1999 chev sububan, it just stopped running as I was driving, I have great spark but I do ...
A: No cutoff switch like a Ford. There is a relay, but there is also an oil pressure switch which would ...
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| changing wiper | 12/25/2005 | Mark Bisig |
Q: i have a chevy tracker 2000 model i want to change the wiper blade how i can do it and what tools i ...
A: There is a small release on the bottom side of the blade you need to push in to remove the blade. ...
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| 1998 corvette | 12/25/2005 | Mark Bisig |
Q: I have a 98 corvette;it has a light under the hood,and lighted visor mirrors.neither work.I an ...
A: This would be a fuse and it is a 10 amp fuse. You will find it under the carpet on the passenger ...
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| HOOD RELEASE | 12/24/2005 | Van |
Q: I have a 1987 S10 blazer,and the hood release inside came out. How can I get the hood open without ...
A: May need a trip to a body shop. If you have a friend with a similar truck, you can get a coat ...
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| fuel injection | 12/24/2005 | Mark Bisig |
Q: I have a 97' GMC 1 ton Pick-up with the 5.7 (350 Cid) Vortex engine and it is driving me crazy. It ...
A: The fuel pressure needs to be at around 60 psi. If you don't have this much pressure the fuel ...
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| 1995 camaro ques! | 12/24/2005 | Mark Bisig |
Q: hey whats up man my name moises and i just got ma 1995 camaro!and its cool!but recently today , the ...
A: The next thing to test is the brake light switch, this is under the dash and works off the brake ...
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| z71 no 4x4 | 12/23/2005 | Van |
Q: I have a 95 Chevy z71 and it will not go in four wheel drive. The fuse in the fuse box is good. I ...
A: Sounds like you may have unplugged the wires to the front axle actuator, or broke one of them. Look ...
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| chevy venture will not start | 12/23/2005 | Mark Bisig |
Q: I have a 97 Chevy Venture that will not start. I noticed there was not any power to the fuel pump, ...
A: I would install the old pcm and try to start the van. The NEW pcm needs to be programmed for it to ...
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| 92 Lumina Speedometer | 12/22/2005 | Mark Bisig |
Q: My daughter has a 92 Lumina, 3.1, which will drive fine, no problems, suddenly the speedometer will ...
A: I hate when they just throw parts at something and have no clue what might be the problem. This ...
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