| Subject | Date Asked | Expert |
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| Caddilac trouble code f85 | 7/19/2008 | autohelp |
Q: 1991 Sedan Deville, 4.9 port injection Car runs great until outside temp reaches 92 deg. or above. ...
A: You found your problem which is this black residue which when hot turns to a jelly substance and ...
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| 84 sedan deville fuel pump/tank | 7/19/2008 | autohelp |
Q: I recently started working on my 84 caddy that has sat for at least 5 years. I have tried to start ...
A: if you look near the big black brake booster that is behind your brakes master cylinder, You will ...
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| crank sensor | 7/18/2008 | autohelp |
Q: where are these two crank sensors on a 2000 Cadillac sedan deville with northstar motor
A: You will need picture locations of the components within the system that is causing you problems of ...
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| 89 Cadillac fleetwood | 7/18/2008 | autohelp |
Q: I just bought a 89 Cadillac Fleetwood and it died out while putting on the a/c. While at a red light ...
A: What did you adjust to increase the idle speed of which you should NEVER DO, As the idle speed is ...
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| cadillac problems | 7/18/2008 | autohelp |
Q: i just came out of the store and my 1998 cadillac will not would not start it says that the starting ...
A: You either have a fault in your: ignition key. ignition lock cylinder wire. starter relay. ...
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| 1990 cadillac security | 7/18/2008 | autohelp |
Q: I am Ernest. I have a 1990 cadillac sedan deville. I lost my original set of keys and did not have a ...
A: When you replaced the ignition switch did you also have to connect a white wire under the dash ?. If ...
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| 2002 Cadillac DTS | 7/18/2008 | autohelp |
Q: Going to lunch today I got in my car and sterted it up, I put my foot on the brake and it dies, I ...
A: If you have absolutely nothing working including all interior and exterior lights you need to check ...
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| Brake | 7/18/2008 | autohelp |
Q: How do i Release a Parking Brake on a 1990 cadillac deville
A: Just up under the dash above the emergency brake pedal there is a little black manual lever that you ...
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| 91 brougham cuts off | 7/18/2008 | autohelp |
Q: i have a 91 fleetwood brougham 5.0l 307. i can drive the car for a while but when i slow down after ...
A: There is a way to retrieve the codes from the computer but with this engine you CANNOT use the ...
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| 1988 Cadillac Climate Control | 7/18/2008 | autohelp |
Q: My 1988 has an a/c that turns from on to off, auto to econ. I have buttons to push to get it back ...
A: Put a set of AC gages on the system and see what your pressures are at and let me know. You did use ...
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| Starting dis abled retry in 3 minutes | 7/18/2008 | autohelp |
Q: I have a 99 Deville Delegance north star engine. When I turn key to start it says starting disabled ...
A: This is a problem with the theft system called the PASS-KEY system. Your fault is either: The ...
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| 1997 cadillac sts | 7/18/2008 | autohelp |
Q: what is this code 4 a the 97 msm-b 2120 / mmm-b2148 / mmm-b 2150 ANSWER: The FIRST thing you want ...
A: There is no such code as a 4a. MSM codes are a problem with your power seats and mmm is with the if ...
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| air conditioning conversion to r-134a | 7/18/2008 | autohelp |
Q: Is this an expensive procedure or is it relatively simple and cheap? My caddy is a 1986 Coupe ...
A: You CANNOT use R-134a freon in this R-12 system as the low pressure sensor is NOT calibrated to be ...
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| 1994 DeVille Concourse crankshaft sensors | 7/17/2008 | autohelp |
Q: Where are the crankshaft sensors physically located. I keep getting a P083 diagnostic code fault ...
A: You will need picture locations of the components within the system that is causing you problems of ...
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| 1996 caddy sedan deville | 7/17/2008 | autohelp |
Q: my a/c was working just fine and then it started blowing hot air out it gets cold under the hood i ...
A: Is the accumulator (receiver/drier) COLD to the touch ?. Is the AC compressor cycling as it should ...
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| electric window controls | 7/17/2008 | autohelp |
Q: We have a 2000 Cadillac Seville 4 door with V-8 Northstar. The electric window controls, driver ...
A: check the drivers side console for faulty switches or loose wiring. You will need simple electrical ...
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| heater core location | 7/17/2008 | autohelp |
Q: Hey, I have a '95 deville. I was hoping you can tell me where exactly the heater core is located?
A: You will need picture locations of the components within the system that is causing you problems of ...
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| 2003 Deville | 7/17/2008 | autohelp |
Q: I understand I can retrieve codes with out special tools. How? ANSWER: I retired in 2000 and am ...
A: This is for a DIGITAL display speedometer vs an old style analog (needle style) speedometer. 1. ...
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| 1994 cadillac deville | 7/17/2008 | autohelp |
Q: Well I bought this caddy with 4.9 and my gas gauge is blinking E(empty) is there something that I ...
A: Your fault could be either the gage, fuel sender or the PZM (computer). You will need simple ...
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| Seville SLS fuel gage went to E | 7/16/2008 | autohelp |
Q: I have a 1997 SLS that I bought for my daughter. and the fuel gage is now reading E all the time. ...
A: Your fault could be either the gage, fuel sender or the PZM (computer). You will need simple ...
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| power steering pressure hose | 7/16/2008 | autohelp |
Q: How to remove and replace the power steering pressure hose on a 2002 cadillac seville sls.
A: You will need picture locations of the components within the system that is causing you problems of ...
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| Northstar misfire in my Olds Aurora | 7/16/2008 | autohelp |
Q: I'm actually writing about my 1997 Oldsmobile Aurora, which has the Northstar engine. About a year ...
A: Obviously the coil packs and or the ignition module is getting wet. I would purchase a spray can of ...
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| 2001 Deville power steering hose leak | 7/16/2008 | autohelp |
Q: I have been noticing oily-like spots on garage floor - reddish color, light viscosity. Car began to ...
A: You did not give me much of a picture to work with, But I found it. This IS the POWER STEERING ...
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| tail lights | 7/16/2008 | autohelp |
Q: replaced wire harness; taillight bulbs keep blowing, do not know where to trace tail lights back to ...
A: You will need a wiring schematic. You will need simple electrical schematics, Test procedures and ...
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| my 2000 sts | 7/16/2008 | autohelp |
Q: I went to a store 2 get a CD player put in my sts and they worked on it for 3 hours and only one ...
A: You cannot install aftermarket components into these electronic systems as the original radio works ...
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| 93 cadillac sedan deville electrical | 7/15/2008 | autohelp |
Q: Electrical speedometer is on the fritz, as well as the electrical gas gauge. sometimes it says E, or ...
A: Check all your BLACK ground wires that are attached to the inner fenders especially near the ...
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| Inside lights coming on | 7/15/2008 | autohelp |
Q: I have a 1999 Cadillac Deville. What is happening when the inside lights pop on for no reason and ...
A: either you have a faulty wire in the drivers or passengers door key switch OR the illuminated entry ...
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| 97 CADILLAC DEVILLE | 7/14/2008 | autohelp |
Q: WHAT ARE CODES C1255,B12552,B1983,AND PO113A? V8 279-4.6L
A: C1255 = (EBTCM) Electronic Brake traction Control Module internal failure. B1983 = Low voltage to ...
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| 93 fleetwood brougham won't start | 7/14/2008 | autohelp |
Q: cranks but won't start. key fault indicator on but has been for a long time. Plenty of gas in tank, ...
A: Your PASS-KEY system is not functioning and requires some simple test procedures and pictures to ...
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| 93 coupe Deville airconditioning | 7/14/2008 | autohelp |
Q: air comes and goes. How do I get into diagnostics, and get a code?
A: Lets CLEAR (erase) ALL the codes and see which codes return as E or EE codes or F or FF codes. 1. ...
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| cadillac deville 1990 trouble code E55 E85 | 7/14/2008 | autohelp |
Q: my service engine soon light is on. i did the test and it showed the following error codes: E55 and ...
A: E55 = Throttle position sensor misadjusted. E85 = Throttle body needs to be serviced. If you are ...
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| 93 fleetwood brougham won't start | 7/14/2008 | autohelp |
Q: engine cranks but won't start. Acts like not getting fuel. 1/2 tank of gas. Is there a fuel system ...
A: Whener you get a KEY FAULT message this tells you that there is a fault in the PASS-KEY theft system ...
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| engine noice | 7/14/2008 | autohelp |
Q: I have a 1995 sedan deville. It had a ping when I drive at very low speed i.e. take off. I recently ...
A: IS or has the CHECK ENGINE light ever illuminated on the dash while driving the vehicle ?. Possible ...
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| 4 way flasher | 7/14/2008 | autohelp |
Q: 93 caddy deville, need to replace the 4way flasher so turn signals will flash... where the heck is ...
A: You will need picture locations of the components within the system that is causing you problems of ...
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| 90 deville 4.5L | 7/14/2008 | Bill Cherniwchan |
Q: Ihave a 1990 sedan deville w/4.5L ,just did plugs ,wires rotor etc. and was on a 300 mile trip ,car ...
A: What you need to do is determine if the problem is with the power or the ground side of the ...
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| 93 etc overheating | 7/13/2008 | autohelp |
Q: I have a 93 etc w/ the northstar 4.3 v8 just replaced the water pump and thermostat along w/ blowing ...
A: If the radiator fan is not working it may be due to a relay or module. as to the interior fan the ...
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| instrument panel digital dash cluster | 7/13/2008 | autohelp |
Q: I have a 1991 Cadillac Eldorado Touring coupe. My digital cluster will not come on at all. When ...
A: OK, Did you check for battery voltage on both sides of the CPS fuse #5 (15) amp in the fuse panel on ...
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| seville SLS charging probmlem and current draw..... | 7/13/2008 | autohelp |
Q: Bill I was asking about a 1998 Cadillac Seville sls that has a current draw, after much head ...
A: FIRST you need to charge the battery to full capacity BEFORE we can perform any tests. There are ...
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| Digital Dash Problems | 7/13/2008 | autohelp |
Q: I would like to know what's wrong w/my car, I was driving it yesterday and my dash, all electrical ...
A: IS or HAS the CHECK ENGINE light ever illuminated on the dash panel ?. Do you have ANY lights that ...
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| CCR system | 7/13/2008 | autohelp |
Q: I have a 1991 Seville that in the driver information center fault flashes Check CCR system, what ...
A: CCR + Command Control Ride. Which is your suspension system. IS or HAS thje CHECK ENGINE light ever ...
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