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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 7, 2007
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Open Help Requests for GM
Help Request Answers
1994 Buick Park Avenue 3.8L blend door VIN: 1G4CW52L9R
This is my own vehicle. My specialty is Toyota,but I like this Buick & it's affordable. The a/c (R134) is blowing cool air,but not cold enough. It has worked fine up until the last few days. Pressures seem fine;condenser fan working,all the basics. Also has th...
1986 Chevrolet Cavalier 2.8L transmission VIN: 2FAFP71W6X
Is this something that the release bearing/fork could cause or is there something that I am overlooking. customer wants me to do the second job for free! I am not exatcty a trans guy but I am not trying to pull it again if I dont have to. Any help would be gre...
1989 Chevrolet Camaro Iroc-Z 5.7L No Start VIN: 1G1FP2187K
ok guys heres one beating my techs butt. this car starts up cold and if it runs more than a minute it will not restart. we first noticed this condition when it was in our shop for a check before emissions inspection. we pulled car into shop and checked it over...
1997 Chevrolet Camaro 3.8L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 2G1FP22K9V
This car bogs down really bad during accel when cold. Also after it's warm it will surge around 3500 at full throttle like it has a governor. I definitely suspect a bad MAF but dont know what its range should be. It acts like low fuel pressure or plugged filte... Trouble codes: P0101 (Bad MAF System Performance), P0131 (O2 Low V. Bank 1 Sensor 1), P0151 (O2 Low V. Bank 2 Sensor1), P0300 (Misfires Detected)
2000 Pontiac Grand Prix GTP 3.8L a/c compressor VIN: 1G2WR5212Y

Fixes & Summaries for GM
Fix/Summary Answers
1993 Cadillac DeVille 4.9L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 1G6CD53B8P
Well the car is up and running...Thanks for all the replies and advise. Here is the final solutions. We also found a plugged catalytic converter which we replaced.Helped a lot but not completely. Check and repaired all grounds. Better but still not 100% This c...
2003 Cadillac Escalade 6.0L compreesor VIN: 3GYEK63N23
we replaced the condensor and it works good,blowing cold like it should,pressures are good. thanks for all the help.
1994 Chevrolet Caprice Classic 5.7L Coolant resivoir VIN: 1G1BN52P0R
Thanks for the help. In my post I did not state that it was engine oil in the reservoir. (According to the dealer). There was a very small hint of engine oil on the coolant filler cap when I first saw the car. I pulled the thermostat and found no sign of oil i...
2004 Chevrolet Tahoe LS 5.3L front end VIN: 1GNEC13Z74
Thanks to all that replied, it was the crossmember bolts. Someone had even undercoated behind the crossmember. We cleaned everything off and installed the washers, test drove and the noise is gone. Thanks again everyone was a big help.
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