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Prev Professional Automotive Repair Technical Discussions for November 1, 2008
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Open Help Requests for GM
Help Request Answers
1993 Buick Park Avenue 3.8L Hesitation, Stall, hard starting cold VIN: 1G4CW53L5P
This vehicle came into our shop after if was at another. This vehicle stalls after first starting it up and take 5-6 keys cycles to keep it running and had a slight miss. Also when you try to accelerate while it is cold, it hestitates/bogs down and sometimes b...
1999 Chevrolet Silverado 1500 5.3L Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 2GTEK19T7X
Misses on acceleration but not at idle as engine warms up it goes away. on the scan tool it shows the cam low and high signal to go away on acceleration. when it is missing the engine will not rev past 3000 rpm. Trouble codes: P0336
2001 Chevrolet Cavalier 2.2L gauges do not work and temp/fuel light on VIN: 3G2JB524X1
thankful for anyone's help. working at home have no acc to mitchell or any wiring diag. new customer have not worked on car before. temp gauge a week or so ago went full hot and now does not move off 50 c and temp light and gas light (same light) is on. the ot...
2002 Chevrolet Silverado 1500 5.3L Stall VIN: 2GCEC19T02
This vehicle on a cold start ONLY will start rough and die about three times and on the next attempt will start right up and run fine. It has never set a code and I have monitored the fuel pressure and it was just over 50 psi and did not drop when probl...
2004 GMC Savana 3500 6.0L Brake System VIN: 1GJHG39U84
In normal driving (99% of the time) the vehicle brakes and steering operate perfectly. However when going down a grade of 5% or greater after a few seconds of braking vehicle starts to shake and the steering wheel begins to shimmy violently making control very...
1987 Pontiac Fiero GT 2.8L Excessive Emissions, No Start, Hesitation, Surge, Stall, Misfire, MIL Lamp on VIN: 1G2PG1198H
This is a 1987 Pontiac Fiero with a no-start condition. 170K. Replaced the fuel pump and filter right off the bat (been sitting for 5 years before customer wanted to have it running again) and it then started right up. No power, seemed the timing had alot of s...

Fixes & Summaries for GM
Fix/Summary Answers
2000 Buick LeSabre Custom 3.8L fuel gauge,radio,abs lite VIN: 1G4HP54K7Y
Again thanks for all the input from all.turns out the problem was the rear intergration module.all good now,thanks all.
2003 Chevrolet Trailblazer North Face 4.2L MIL Lamp on VIN: 1GNET16S43
Thanks to everybody who responded. As most respondents suggested, it was fuel stains in the area,where filler neck joints gas tank. Therefore I replaced those 2 items. Trouble codes: P0442.
2005 Chevrolet Venture LT 3.4L battery VIN: 1GNDV33E25
Hi, thanks for the help on this. Most replies said that the DVD player can come on & drain battery. The van does have a factory DVD, but customer says it is never used. There was not a disc in it, so we unplugged it & so far it has been ok. There are no other ...
2005 Chevrolet Express 2500 4.8L starter VIN: 1GCGG25V35
finally got the vehicle to act up a coupe of time and was able to catch it. monitored ignition voltage with dvom and also hooked in a remote start button in case it did act up. when trying to start here is what happened the volt meter went to 2.3 volts then fe...
1973 Pontiac GRAND AM 400CID programmer VIN: 2H29T3P381
We found a programmer on-line at (I think). When it showed up it was a one size fits most...just not the one I'm workin on. The Wire harness connection is different, there was a little note in the bottom of the box that read if the connector is di...
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