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Prev Professional Automotive Repair Technical Discussions for March 20, 2004
International Automotive Technicians' Network (iATN) - Members Only
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1988 Chevrolet Gruman 2.5L Surge, Stall, Misfire VIN: 1GBBS10E5J
This thing has a rough idle, surges, and you can feel a miss fire in the tailpipe. I have swapped the injecter and map sensor. When you unplug the map sensor,electrical or vacuum hose, it will run smooth. I have compared it to another LLV and the only differan...
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1995 Chevrolet C2500 5.7L tach/speedo VIN: 1GCFC24K1S
Tach, speedometer and shift indicator all fail at same time when ambient temps are above 55F. Scanner picks up tach and speed signal while gauges are inop. Wiring diagrm shows tach signal direct from coil. Speedomter signal comes from speed buffer module. Bas...
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1995 Chevrolet K2500 5.7L parking,turn, brakes VIN: IGCGK29K9S
Good Evening Everyone, Have this k2500 pickup that customer is complaining that when he turns his right turn signals on, the turn signal indicator stops flashing. Upon much closer examination, I noticed that when the left turn signals are on,the complete dashb...
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1999 Chevrolet Tahoe LS 5.7L doom lamp VIN: 1GNEK13RGX
HELP! Hello to all, I have a Tahoe that has dome lights that remain on all the time unless "dome override" button is depressed. I have dissconnected front door switches and replaced headlight/domelight switch to no avail and was unable to test further due to c...
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2001 Chevrolet Suburban 1500 5.3L rear blend air VIN: 3GNEC16TX1
This vehicle has automatic temp. The problem is that when you take the temp control just slightly from amx cold to warm the rear blend air motor goes all the way to hot. I replace the actuator which made no difference. There are no codes in the system. The fro...
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1999 GMC K1500 Suburban SLE 5.7L light on VIN: 1GKFK16R6X
ing switch and lock system changed security light stays on will not go in self dienostic starts and runs ok all fuses ok allwirers and conecters ok
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1999 GMC K1500 Suburban SLE 5.7L light on VIN: 1GKFK16R6X
ing switch and lock system changed security light stays on will not go in self dienostic starts and runs ok all fuses ok allwirers and conecters ok
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2003 GMC Sierra 1500 Denali 6.0L Alignment VIN: 2GTFK69U23
Hello to every one. I have here a 2003 GMC Danali pick up truck with 4 wheel drive and 4 wheel steering and i need to know the wheel alignment specs. for the front and rear wheels and also if any special procedure needs to be taken or observed doing the alignm...
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1990 Oldsmobile Cutlass Supreme 3.1L Poor Idle Quality, Misfire VIN: 1G3WH54DOL
i specilaize in jeeps, chryslers, dodge, dodge trucks, plymouths, and after all the possible test that i've run, i can't seem to locate problem, please, any help would be greatly appreciated
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1994 Oldsmobile Cutlass Ciera 3.1L Racing Idle VIN: 1G3AG53MXR
Just replaced the lower intake gasket on this 3100 V6 Ciera. Job went routinely well as always on these cars. Now cannot slow idle down! When engine is warm IAC counts show zero and rpm is at 3000 rpm, totally out of control! No codes, integrator counts at 126...
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2000 Oldsmobile Alero GL 2.4L Hazard Switch VIN: 1G3NL52T9Y
Does anybody know what you have to do to replace hazard switch in this car?
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2000 Oldsmobile Alero GL 2.4L No Start VIN: 1G3NC52T9Y
This is my wife's car. At times the car will not start and the security light comes on. Code P1632 in ECM memory. Cannot access U codes with either Snap On or Master Tech scanner. Any help will be greatly appreciated. Trouble codes: P1632
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2001 Pontiac Grand Prix SE 3.1L shifts VIN: 1G2WK52J41
Need a little help on this one. Customers complaint is when driving in town the shifts become harsh. Highway works fine. He can turn off the ignition and trans work normal until he gets in town traffic.Has one code 1811 [full adapt and long shifts] which I'm n...
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Fixes & Summaries for GM
Fix/Summary Answers
1990 Oldsmobile Toronado Trofeo 3.8L starting disabled VIN: 1G3EV13C6L
thanks for all the replies, all seemed to point to a problem with the vats system, as it turns out during the dash replacement we had disturbed some wires that were taped together, after unwraping the wires we found a series of about 9 resistors soldered toget...
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1992 Pontiac Grand Prix LE 3.1L Poor Idle Quality, Surge, MIL Lamp on VIN: 1G2WH54T7N
intake port restriked not completly blocked cleand intake with top eng. clean let stand over night clear codes test drive ok Trouble codes: 32 (egr problem).
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