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Professional Automotive Repair Technical Discussions for June 19, 2007 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2002 Buick Rendezvous CX 3.4L No Start VIN: 3G5DB03E52 when engine is hot won't start, somethine like no fule , after an hour start again everything is fine. did anybody have the problem? and how fixed it? please help me. thanks henry |
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| 1994 Cadillac DeVille 4.9L a/c clutch VIN: 1G6KD52B2R a/c cluth doesn't engage |
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| 2002 Cadillac DeVille 4.6L convertor VIN: 1G6KD54Y82 No codes, no pending codes. Chuggle on light load and sometime barely perceptible on deceleration. Has new torque convertor and solenoid as per Cadillac bulletin. Misfire graphic may show 2 to 4 misfires on an occurance. Problem occurs after driving about 10 m... |
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| 1994 Chevrolet Caprice Classic 5.7L Programming VIN: 1G1BL82P9R This is not actually a Impala... I'm putting this driveline into a 1985 Jaguar XJS. What I really need help with is a reputable company to affordably reprogram the PCM so it will work for the swap. I know I can get all the materials and do it myself, but I'm t... |
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| 1997 Chevrolet Tahoe LS 5.7L trans and no scan serial data VIN: 1GNEC13R8V I inpected TC and no obvious signs of any heat discoloration or other, flex plate is intact and bolts are tight. Fluid is good and dipstick is right on. No DLC scan communication. performed step by step and replaced VCM, with NAPA reman. - flashed by NAPA. S... |
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| 1998 Chevrolet Malibu 3.1L ABS Module VIN: 1G1ND53M9W The car presented with ABS and Brake lights on. Computer would not scan ABS module. The scanner would recognize the ABS and provide a datastream and then everything would disconnect or give crazy readings. ABS solenoids cycled constantly even in park. We check... |
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| 1999 Chevrolet K1500 Suburban 5.7L A/C Leak VIN: 3GNFK16R1X Truck came in with no ac. I charged system and injected dye. I checked the most common spots to leak; high side port, schrader valves, cycle switch, compressor. did not find anything. removed glove box and blower to check evaporator. no leak. removed rear pane... |
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| 2003 Chevrolet Impala 3.8L Airbag VIN: 2G1WF52K33 This Impala is flashing the airbag light on intermittently. I retrieved a B0100 (Electronic Front End Sensor 1 Fault). There are a grey and yellow wire at the sensor. The grey wire has no short to ground, power or the yellow wire. The yellow wire on the other ... |
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| 2002 GMC Yukon XL 1500 SLE 5.3L Poor Idle Quality, Hesitation VIN: 3GKFK16Z52 Client concern: poor idle quality-faltering, and under acceleration, the vehicle will hesitate and falter as well. |
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| 2002 Pontiac Grand Am SE 2.2L No Start VIN: 1G2NE52F92 intermitently not starting, checked fuel pressure while not starting and is normal at 55 psi, have rpm signal, normal tps .5 volts at closed throatle, ect sensor at 85 degrees and no injector pulse, i wonder if there is something else i can check, i will aprec... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1996 Buick Regal Custom 3.1L MIL Lamp on VIN: 2G4WB52M6T Thanks to all that replied. Most everyone seemed to think that i still had build up in the egr passage. After removing the egr valve again found that egr passage was partially pluged. forced a coat hanger through it then ran a piece of throttle cable on a dril... Trouble codes: P0401. |
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| 1996 Chevrolet C1500 Suburban 5.7L Poor Idle Quality, Stall VIN: 1GNFK16R3T Thanks again to all that responded. I did have the new distributor installed correctly and CAM RETARD set at 0. I performed an injector drop test and all 8 were even. This one was stumping me so I thought about the parts that were replaced during the course... |
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| 1998 Chevrolet Camaro 3.8L speedodometer VIN: 2G1FP32K0W hello every body , i did try another computer,get used dash, and run signal wire from computer to the dash still won't work, i spend so much time to this problem, anyway i have too much work to do, i told customer bring to dealer let them check it out but than... |
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| 2003 Chevrolet Express 3500 6.0L Security system VIN: 1GBJG31U73 IATN fixes another one! We tried using the heat gun as Russel from california said, however in our situation did not help. We could not get truck to act up in our driveway but after talking with contractor who needed his van back, was willing to gamble with t... |
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| 2004 Chevrolet Optra 2.0L Starting VIN: KL1JK52ZX4 Thanks for all the replies. I had suggestions of bad spring valves at the rail and power feeds to sensors and main fuel relays. Turns out a couple of techs in the states hit the nail on the head. The purge solenoid at the engine bay was allowing vacuum at idle... |
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| 1994 Geo Metro 1.0L Clutch Cable VIN: 2C1MR246XR I got two useful replies and one cynical one. Thanks especially to Cory in Kamloops who gave me the name of a good dealer in B. C. (Select Auto). Regards, CHUCK |
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| 1994 Pontiac Grand Prix SE 3.1L pass key VIN: 1G2W512MOR Thanks to all those who replied. The issue was that we had no existing pass system to work with. Many said install resistor. There was no pass key module. So the resistor did not help. The answer was a frequency generator, which replaces the module. |
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