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Professional Automotive Repair Technical Discussions for January 9, 2004 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1990 Buick Riviera Luxury 3.8L steering VIN: 1G4EZ13C6L Vehicle exhibits a substantial pull to the left. I purchased the car at a southern auction, it is a one owner vehicle in mint condition. The car has never been in an accident. All components appear perfect(ie: no rust/corrosion/deterioration etc.). We have had... |
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| 1995 Cadillac Seville STS 4.6L rear level control VIN: 1G6KY5291S Hi everyone, I am posting this for a friend this is his father in laws vehicle and is out of state for me so I havn't seen the vehicle but heres the story, It was to his personal technician and he can't come up with the diagnostic info for this vehicle. I went... |
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| 1996 Cadillac DeVille 4.6L Poor Idle Quality, Surge VIN: 1G6KD52Y2T Cadillac has an erratic rpm up and down between 800-1000, problem that occurred about 24 hours after we did an intake manifold gaket job. Service Idle Control System light is blinking. We had cutomer return to us. We could find nothing wrong with the work we p... Trouble codes: P0507 (Idle Control System RPM too high) |
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| 1993 Checker G20 5.7L abs module VIN: 1GBEG25K9P THE VEHICLE CAME IN WITH THE ABS LIGHT COMING ON WHEN DRIVEN ABOVE 15 MPH. oNCE THE VEHICLE SLOWES UNDER THAT SPEED THE LIGHT WILL GO OUT. I CAN NOT GET DATA STREAM WITH MY MATCO SCAN TOOL OR THE SNAP ON SCAN TOOL. CLEARED THE CODES BUT THE LIGHT AND THE CODE ... |
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| 1995 Chevrolet C2500 Cheyenne 6.5L Hesitation, MIL Lamp on VIN: 1GCGC29F2S Thanks to all the gm diesel gurus out there. I work on a bunch of ford powerstrokes but only a couple of these. This truck has been a pain for a while. First about a year ago costomer filled with gas and drove untill it stopped. Drained tank and pumped fuel ou... |
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| 1997 Chevrolet S10 4.3L No Start VIN: 1GCCS14X3V this truck landed on me this week.turn key on blows fuse instantly.unplugged computer does not blow fuse.replaced computer now the fuse blows after 3-4 seconds.anybody seen anything like this before?has propane system,unplugged all of it and fuel pump in tank ... |
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| 2001 Chevrolet Silverado 1500 5.3L Misfire, MIL Lamp on VIN: 1GCEK19T01 vehicle has low power, acts like plugged exhuast. back pressure test OK. random misfire codes, cuts out. most noticable under load.changed crank sensor due to bad pattern, no change. compared sensor pattern to know good, appears to have extra spikes in pattern... Trouble codes: P0300 |
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| 1986 Pontiac 6000 LE 2.5L No Start VIN: 1G2AG19R2G Towed in no start, flooded. Dryed out & replaced plugs.Started hard. Low fuel pressure. I replaced f-pump and now pops right off. 2 days later was towed in flooded again. I dryed it out again and it poped right off. Let sit out overnight & next a.m. connected ... |
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| 1999 Pontiac Montana 3.4L heater VIN: 1GMDX03E7X this is on cool days at 0 degrees to 20 degrees or colder, startes up drives temp is going up but not getting any heat out of heater. when temp is up all of a sudden she heres a popping noice and then it heats out the heater |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1989 Chevrolet C3500 Cheyenne 7.4L engine compression VIN: 2GBHC39N6K Thanks to everyone who replied to my problem. I was unaware of the big block engines bending pushrods and or valves when the timing chain broke or came off as this one did. I did find 6 of the 8 intake pushrods and valves bent on this engine. The customer is g... |
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| 2000 Chevrolet Silverado 1500 5.3L auto transfer case VIN: 1GCEK19T2Y thanks to all the tech's that responded to my problem, a special thanks to vern from virginia who sent me a trouble shooting flow chart on this issue. the fix was simple, a broken wire in the harness going to the transfer case. the orange wire leading from the... |
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| 2003 Chevrolet Suburban 5.3L No Start VIN: 3GNEC166Z8 Just thought we would try replacing all 8 coils with known good ones before we changed out the harness. What do you know, it starts up and runs perfect. I don't know what happened to fry all the coils, but it runs now and everybody is happy! I truly appreciate... Trouble codes: P0315, P1638. |
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| 1991 Oldsmobile Delta 88 Royale 3.8L No Start VIN: 1G3HN54C9M This one is back on the road!!! cam magnet did it. here are a few of my e mails Some of these require the cam sensor signal to start. If cam sensor failed during running then it would set code and continue to run, but would not restart. Try passing a small m... |
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