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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 9, 2011
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
1993 Cadillac DeVille 4.9L security VIN: 1G6CD53B6P
car came in for no-start found no 12v to starter solonoid also i have no security light on dash and bulb is ok I ground the blk/yel wire to start inhibit relay and car will crank run for 1 sec. then die im leaning towards antitheft module,i would love just to ...
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2001 Chevrolet S10 2.2L No Start VIN: 1GCC514571
this vehicle came in with spark plugs fuel fouled.change plug at no avail.compression appears ok.fuel pump is supplying 60psi while cranking.computer has two codes po172/po631 upon checking it out all inputs look ok except cal. load% it is 99% this sounds wron... Trouble codes: P0172, P0631
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2008 Chevrolet Silverado 3500 HD LT 6.0L 4x4 VIN: 1GBJK39K88
hello group. All the 4X4s (Plows) are in the shop during our winter this year. This is a question for the Chev Electronics Guys When this truck (and others like it) are locked in 4X4 the only indicator is a small dot on the electronic control. (you need a magn...
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1995 GMC K2500 Sierra SLE 6.5L Poor Idle Quality, Stall, MIL Lamp on, Extended Crank VIN: 1GKGK26F2S
This vehicle was towed over from a fleet shop that had been working on it for a few months. The fleet operator's complaint is that the vehicle cranks for a long time before it starts, runs horrible, blows black smoke, and has a serious lack of power. The fleet... Trouble codes: 18 (Pump Cam Reference Pulse Error), 35 (Injection Pulse Width Error Response Time Short)
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2006 GMC Sierra 3500 WT 6.6L MIL Lamp on VIN: 1GDHK39D06
To the duramax gurus, this truck for the past two to three winters will set this code after a cold start while driving in below zero temps. By the time I get the truck, cause of code is long gone, truck runs fine, passes fuel pressure and suction side tests. R... Trouble codes: P0087 (Fuel pressure too low)
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2006 GMC Sierra 3500 SLT 6.6L abs light VIN: 1GTJK33D96
hi guy, i have a real good one, this truck been coming into the shop for 3 to 4 year for this problem. will set one code in history a c0055 rear speed sensor,but if you drive 500 to 600 feet the light will go off and will not come back until temp go under 30 d...
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2008 GMC Acadia SLT 3.6L instrument cluster VIN: 1GKEV33758
My personal vehicle well the boss's my wifes, I had the remote start install a couple of weeks ago and the next morning my wife said the instrument cluster was dark and the radio didn't work. Brings to shop after work' everything works i said we'll see want ha...
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2002 Pontiac Grand Prix GT 3.8L pump VIN: 1G2WP12K52
Hey, I have a car with a power sterring pump whine that is killing me. Car came in my shop with a bad leak, checked it, found the rack leaking and the high preasure hose also. The pump was very loud. We replaced the pump , rack, and hose. After repairs the whi...
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2003 Saturn Ion-1 2.2L Stall, MIL Lamp on VIN: 1G8AW12F13
Just looking for info. on this Saturn if anyone has had a similar issue. Customer complaints are stall at idle, idle sticks high, car will not move in drive sometimes, all intermittent. P0106 was stored during previous inspection a couple of months ago with no... Trouble codes: P0106 (MAP sensor fault), P1599 (Engine stall)
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Fixes & Summaries for GM
Fix/Summary Answers
1988 Buick Electra Park Avenue 3.8L No Start, MIL Lamp on, intermitting VIN: 1G4CW51C1J
this is not a fix..it is another update.. replaced ECM and crank sensor & ignition module,disconnected all sensor wiring and pulled out of clamshell & inspected,all looks like new wiring, no corrosion or breaks,performed a wiggle test with it running,passed,a... Trouble codes: 13 (O2 sensor circuit shorted), 14 (shorted coolant sensor).
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1998 Chevrolet Cavalier 2.2L Cuts out, Stall, MIL Lamp on VIN: 3G1JF12T9W
well first i would like to thank everyone who read my post. I recieved some helpful replies but i think i may have not properly explained what was going on. First, I have no (0) rpm signal on tech 2 while cranking (coils and housing have nothing to do with tha... Trouble codes: P0335 (Ckp sensor a circuit problem), P0341 (Cmp sensor circuit out of range).
37
1999 Chevrolet K1500 Suburban 5.7L Transfer case VIN: 1GNFK16R3X
Well thanks to everyone that replied! We verified that the differentials were the same as well as the tire diameters. We have ordered a GM rebuilt(again) and this comes with a shift motor. He says (the owner) that he dosent abuse the truck in 4wd and when in 2...
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2004 Chevrolet Silverado 1500 4.8L Front Dirrerential VIN: 1GCEK14V34
thanks to all that replied to my post i couldnt experance the problem again but i removed the switch on top of transfer case and oil was seepimg through conection replaced switch customer is going to drive and let me know
9
2006 Chevrolet Malibu LS 2.2L No Start, Stall VIN: 1GZT51F86F
Thanks for all the input, I put an ignition switch in this vehicle per the customers request. Vehicle made it about 3 days & did it again. The customer is going to get rid of the vehicle. Thanks again for all the response.
5
2006 Chevrolet Trailblazer EXT LT 4.2L starts no run VIN: 1GNES16S66
I would like to thank all that sent information , after checking it over agian the suv started . and ran for 10 min, and stalled, but i checked the wiring coming from the ignition switch and found i only had 11volts and when starting it dropped to 8 volts i ap...
8
2002 GMC Envoy SLE 4.2L 4wheel drive VIN: 1GKDT13S02
I replaced 4+4 control module & reprogam thank you for all your help
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2004 GMC Envoy SLE 4.2L Air suspension VIN: 1GKDT13S44
This vehicle is fixed, and my lesson learned is that air strut leaks can be deceptively intermittent. Yes, all it needed was air struts. When I never found any leaks originally, I took the compressor out of the equation by installing a schrader valve at the ...
4
1998 Oldsmobile Cutlass 3.1L No Start VIN: 1G3NG52M7W
Found two pushrods bent which means I put them in the wrong order. I replaced the push rods and two valves cars runs now.
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