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Prev Professional Automotive Repair Technical Discussions for April 4, 2008
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1992 Buick Riviera Luxury 3.8L Charging VIN: 1G4EZ13L6N
we have this rivera came from another shop that replaced bcm becacuse alternator is no charging, red wire at the voltage regulator has no battery voltage with key on. if i give battery voltage thru test list alternator will start charging and stay charging unt...
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1987 Chevrolet V10 Custom Deluxe 5.7L fuel tank inop VIN: 1GCEV14K3H
Hello fello techs; I have this well taken care of 87' chevy truck that doesn't take fuel on the left fuel tank for some reason. It doesn't seem to matter how you work the pump nozzle (fast or slow), or whether it's hot or cold. This just started giving this pr...
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1998 Chevrolet Corvette 5.7L column VIN: 1G1YY22G5W
I got a 98' corvette at my shop. The steering column was locked. I bought a new key an then the column got unlocked but after that a message appeared on panel "SERVICE COLUMN LOCK". It could be something related to security system?
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2001 Chevrolet Tracker 2.0L No Start, Stall VIN: 2CNBE18CX1
hi every body need some help on this tracker dies hot will restart in about 5min and is good for 20 to 60min befor stallihg agian i have ck cam and crank sensor with scope (modas) when truck stalles i still have good cam &crank pattern not alot of info. on all...
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2004 Chevrolet Cavalier LS Sport 2.2L vibration VIN: 1G1JH12FX4
The car has the 2.2 ecotec engine & has a vibration that transmits throughout the car, steering wheel. Customer complaint is when the A/C is on the car shakes, mostly when parked or going slow & can be felt through the steering wheel. I noticed the the engine ...
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1995 Pontiac Grand Am GT 3.1L temp up and down VIN: 1G2NW55M6S
Customer complaint is temp going up and down and no heat as it goes up. I road tested to confirm. No coolant loss visable. Once warm, Temp goes from 180 to 215 in about 2 minutes,then drops back to 180 in about 15 seconds. I confirmed the guage readings with m...
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Fixes & Summaries for GM
Fix/Summary Answers
2001 Cadillac DeVille 4.6L Engine VIN: 1G6KES54Y2
I would like to thank everyone for helping me on this problem vehicle. We did find deffective threads in the block. After reading all the replies I did one more test to confirm that I did have combustion in the coolant system. I used a four gas analyser to ...
25
1989 Chevrolet Corvette 5.7L Unknown VIN: 1G1YY3187K
We received lots of help on this one...Thanks Guys!After replacing the pads twice before with high dollar ceramic units(to keep the dust off of the shiny wheels)We finally went back to semi-metallic pads...and she stops on a dime.Never woulda thought that.Than...
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1989 Chevrolet C1500 Cheyenne 5.0L Excessive Emissions, Misfire VIN: 2GTEC19H0K
this truck has been a time killer.July -07 truck came from local chev dealer(gone to famly reunion)with a replace dist.looking at ign on scope, looked like coil pick-up(multiple,random fireing lines).replaced pick up, dist has new delco module . bolts holding ...
9
1995 Chevrolet Lumina APV 3.8L No Start VIN: 1GNDU06L7S
We found a wiring harness near right front tire that has the protective plastic covering over it that is split down the middle to allow the covering to slip over the wires,well it filled with water causing a previous wire repair to corrode causing voltage drop...
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1997 Chevrolet C2500 Cheyenne 5.7L Hesitation, Poor Accel, VIN: 1GCGC29R2V
thanks for all the help, I replaced a fuel filter hoping that would improve the accerleration. There was an improvement and the customer was happy. I guess it just goes to show, one mans inch is another man's mile. Thanks again.
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1997 Chevrolet Blazer 4.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GNDT13W4V
pulled dist, gear worn pretty good,put a new dorman dist in, misfire is gone but now cam retard doubled to -22??? funny thing is this thing runs great Trouble codes: 300 (misfire), 463 (high voltage feedback from fuel level sensor).
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2008 Chevrolet Cobalt LS 2.2L No Start VIN: 1G1AK18F18
Well boss had it sent down to dealership after he had talked to a service manager about possibly fixing it under warranty. Well they looked at it and said of course i shorted out the relay box. Anyone who has worked on these new ones know they have circuit boa... Trouble codes: P0230.
12
1999 Oldsmobile Bravada 4.3L air bag system VIN: 1GHDT13W8X
Thanks to Chuck and Andy for the assist on this. While Andy was correct in the assumption that it was the clock spring, Chuck wrote a comprehensive repair flow chart utilizing a 2.0 ohm resisister and the instructions where simple. I felt good about the result...
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2000 Pontiac Grand Prix SE 3.1L Hesitation, MIL Lamp on VIN: 1G2WJ52J4Y
Thanks to all who replied. I found a corroded wire for the front ckp. The wire looks like it was rubbing on the A/C accumulator. Repaired wire and car works great. Thanks again Trouble codes: P0336 (24X reference signal lost).
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