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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 2, 2011
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Open Help Requests for GM
Help Request Answers
1997 Buick Park Avenue 3.8L hvac VIN: 1G4CW52K8V
doesn't blow hot on both sides,actuators don't work and blows cold only on pass-side and cool not cold on driver-side.
2012 Cadillac SRX Luxury 3.6L privacy VIN: 1AAAASDFGH
we have a customer that is pissed off with on star. he really wants to disconnect the system all together the local dealers told him no way they would do it there is no info on alldata whatsoever on this system. does anyone have any idea where the main control...
1990 Chevrolet C2500 Cheyenne 5.7L Hesitation, Cuts out, Stall, MIL Lamp on VIN: 1GCFC24H71
Hello IATN! We need some help here with the boss' son's work truck. We have been wrestling with this problem off-and-on for over a year now. The problem is, the truck will hesitate severely under load or accelleration. Occasionally it will die, but usually wil... Trouble codes: 44 (Lean Exhaust)
1991 Chevrolet Corvette 5.7L Misfire VIN: 1G1YY2382M
Got this corvette in couple days ago.Customer complaining of an engine miss.He thinks on cyl#5 & #7.Well it is 5-6&7.Hooked spark tester up & has beautiful spark on all three cylinders.Dont have an injector pulse tool so hooked up pressure guage to rail to wat...
1997 Oldsmobile Bravada 4.3L abs brake system VIN: 1GHDT13W1V
replaced leaking brake line from abs module to rear axle brake hose, bleed brakes manually & preformed scan tool auto bleed both several times.brake pedal still spongy and goes to floor and turns on red brake light. line that I used to replace orignal line is ...
2007 Pontiac Solstice GXP 2.0L MIL Lamp on VIN: 1G2MG35X67
This little Solstice is one of my good customers "Baby" He has had it back to the dealer many times since it was new. He services regularly. This has been a recurring problem, now he's bringing it to me. I'd like to solve it. I have checked everything I can th... Trouble codes: P0300, P0301, P0302, P0303, P0304

Fixes & Summaries for GM
Fix/Summary Answers
2000 Cadillac Seville STS 4.6L Oil level light VIN: 1G6KY5494Y
We replaced the Oil level sending unit, the customer said when he picked up the car the light was not on and has been working fine. Not sure why, I had tried to leave the key on for up to 15 min. with no success, as ones had done, I guess the communication...
1997 Chevrolet Astro 4.3L No Start VIN: 1GN349HN7V
It was simple problem, there have a defect new rotor, I installed other new rotor, vehicle started running, and running good. I can' t believe it, anyway thanks for all your guys helping Trouble codes: P1351 (Ignition high voltage circuit).
2002 Chevrolet Blazer LS 4.3L Misfire, MIL Lamp on VIN: 1GNCT18W52
Thank you to all that helped me. Still believe internal engine problem causing false misfire codes. Customer has traded vehicle in. Trouble codes: P0300 (Random misfire).
2006 Chevrolet Impala LT 3.5L park lights VIN: 2G1WT55K66
vehicle had printed circuit board relay that is non serviceable,found this by grounding relay turn on wire and listening for click, relaced underhood fuse block and all is well.dont believe anything other than part failure because wire diagram showed the fuses...
1997 GMC C3500 Sierra SL 5.7L Brake Pedal VIN: 1DGJC34R6V
Thanks, men! It was a real encouragement to get a response. This truck is fixed. Should never have asked for assistance. Because the backing plates were dry and the parking brake worked I assumed (don't do this-we know what it means) rear brakes were sound. Pl...
1999 GMC Savana 3500 5.7L Lighting VIN: 1GTHG39R6X
Bingo--recieved alot of help on this one-Half of you told me about ground issues in the socket assemblies-that's what it was-Did the ground test on the front light sockets-That's where the problem was at-I replaced all four sockets---thanks again-Brian
2003 Pontiac Grand Prix GT 3.8L Stall VIN: 1G2WK52J81
It looks like most people thought i was referring to the passlock sensor, i was working with passlock module which is in the columb apparantly... According to our best research the passlock module has to be programmed by tech 11 so we sent this one to the deal... Trouble codes: P1629.
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