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Prev Professional Automotive Repair Technical Discussions for August 6, 2011
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Open Help Requests for GM
Help Request Answers
2004 Chevrolet Suburban 1500 LS 5.3L Trans temp guage VIN: 3GNFK16T84
Ok all you GM truck guys... I was wondering if I can install a factory trans temp guage in my truck? It did not come from the factory with one. I was thinking if the wires are on the cluster and if there is a trans temp sensor allready on trans. Could I just...
1989 GMC S15 2.5L ac sYSTEM VIN: 1GTBS14E7K
Hopefully the electric brain can help here. I'm at the end of my rope. I tried a V.O.V. and it came apart in the evap. I'm thinking a blockage in the liquid line but I pulled all the lines off and they blow through clean. I replaced the evap and condenser agai...
1989 Oldsmobile Cutlass Supreme SL 3.1L Hesitation, Cuts out VIN: 1G3WS14T4K
Power Cuts Out on Vehicle If Throttle Opened Rapidly or too far. Rpm signal on scan tool does not seem to be lost when power is too weak to continue to accelerate,and TPS and MAP signals seem valid. Fuel pressure seems okay and removed and replaced fuel filter...
1989 Pontiac Firebird Trans Am GTA 5.7L No Start, Cuts out VIN: 1G2FW2180K
hello all, i have a 1989 firebird 5.7 tpi that keeps burning up coils & pickups. i found 2 grounds on the back of passenger side cylinder head that was bad and repaired but i'm still having this problem with the car burning up coils & pick ups. i would appreci...
2004 Pontiac Bonneville SE 3.8L engine VIN: 1G2HX52K64
I need help on this strange one. I have this Bonnie that came in with a bad whistling noise when idling. it stow when the car is at higher speeds. it also stopped when we released the oil cap. pcv valve seems ok, but there is a lot of pressure under the cap. p...

Fixes & Summaries for GM
Fix/Summary Answers
2003 Chevrolet Malibu 3.1L Cuts out, Stall, AC quits, IPC quits VIN: 1G1ND52J03
The cause of the problem was that the customer installed his own stereo system and amplifier, he wired the amp to the generator field wire on the pcm. This had the effect of causing the pcm to think the generator output was lower than normal (8.5 volts) and t...
2004 Chevrolet Trailblazer EXT LS 4.2L p0016 p0014 VIN: 1GNES16S94
I didn't recieve any imformation that I could use own this vehicle.I still have mil own and the truck want go away I think something happened before the truck got here or at the machine shop.Mismatch of parts.
2004 GMC Sierra 2500 HD 6.6L No Start VIN: 1GTHK23264
Found one post that said to listen for injector pulse with a stethiscope, not sure if we had pulse or not since diesels are noisy, we weren't sure how loud it should be. After we got this truck running, we found that the injectors make a very loud clicking no... Trouble codes: P0404, P0401 (Egr insufficient flow), P1238 (Injector driver circuit 6), P1229 (Injector driver circuit 3), P1241 (Injector driver circuit 7).
1999 Oldsmobile Bravada 4.3L No Start, VIN: 1GHDT13W8X
recommended replace body controll, but could not gaurantee fix, and after had already replaced pcm last year for same problem and had found problem with power supply to passlock at same time, cust declined with intent to donate for tax credit- hope you dont ge...
1998 Pontiac Grand Prix GTP 3.8L left side A/C output VIN: 1G2WP5219W
I didn't recieve any information that I didnt already have. I appreciate all those who responded though. I believe that I had a wiring problem with a temp sensor, as the outside temp was constant at 50 degrees, no matter if the sensor was plugged in, or unpl...
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