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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 4, 2008
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Open Help Requests for GM
Help Request Answers
1994 Buick LeSabre Custom 3.8L Hesitation, bucking VIN: 1G4HP52L0R
there is a slight bucking going up a grade under load. new wires/ plugs and cam sensor. check of harmonic balance and crank sensor ok. we will check further on monday morn but any help will be much appreciated. Trouble codes: P0341, P0342
1983 Cadillac Eldorado 4.1L Poor Idle Quality, Surge, Misfire VIN: 1G6AL5787D
This Cadillac is killing me. Vehicle presented with a moderate ignition misfire. When vehicle was first given to me, I found that the #5 plug wire had burned through on the exhaust due to poor wire routing. Replaced cap/rotor and wires at this time. Plugs appe...
1989 Chevrolet Corsica 2.0L Stall VIN: 1G1LT5419K
hello everyone, this vehicle is my father in-laws, last thursday he called and said that it stalled in his driveway, went over and looked at it and found that it was not getting any fuel, but we found that with the alternator unplugged it would run. long story...
1996 Chevrolet C1500 5.7L Hesitation VIN: 1K1CHS123O
customer brought truck to my house after new plugs and wires. car runs ok before 50% on throttle then hesetates and bucks very bad after 50 percent . put in new tps sensor, new mass air flow sensor, new fuel filter seem a little better so gave back to customer...
2000 Chevrolet S10 4.3L Cuts out VIN: 1GCCT19W5Y
This truck was referred to me from another shop. This truck will always rev limit shutdown at about 4100 rpm. recording a shut down show's rpm reaching a little over 4100 then jumps to 7500 exactly every time and will continue that cycle as long as foot is on ... Trouble codes: P0339
2003 Chevrolet Silverado 1500 5.3L Rear Axle VIN: 1GCEK19T63
Greeting Fello Technicians, Got a problem with my own 2003 Chevy Silverodo. I picked this up several weeks ago from an older gentelman. The problem I'm running in to is a thumping /clunking noise in the rear axle while driving down the road. I notice it more ...
1999 GMC Yukon Denali 5.7L wipers\power windows\radio only VIN: 1GKEK13R8X
GM Techs we need your expertise on this strange electrical malfunction- the wipers\power windows & radio stop working and no power to affected fuses for these circuits.Checked wiring diagrams for these circuits & see no common denominator.May be reading the ch...
2002 Pontiac Grand Am SE 3.4L No Start VIN: 1G2NF52E72
the vehicle will start right up after a period of rest. after vehicle has been running 3 to 5 minutes, you shut it off and it will start right back up once if you turn the key right after shutting it down, but the second try the engine only cranks. plenty of s...

Fixes & Summaries for GM
Fix/Summary Answers
2002 Buick Rendezvous CXL 3.4L ses+security messages VIN: 3G5DBO3EX2
Hi gang, 14 responses,most said Replace BCM,Evidently i had continuity on the class2 data line, just corrupt or impropper message sent out from bcm, Pretty common prob. They seem to have a hi fail rate We installed bcm,took to local dealer + had it flashed, al...
1991 Chevrolet V3500 Silverado 6.2L transmission VIN: 1GCHV33N3M
Hi everyone.I am closing this post because I believe I have the answer but have not tried it yet.The rear speed sensor probably has rust under it and has caused it to move up in the mounting hole wich will affect the signal,or the tps is defective.When I have ...
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