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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for March 4, 2014
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Open Help Requests for GM
Help Request Answers
1996 GMC K2500 Suburban 7.4L brakes abs VIN: 3GKGK26J5T
According to shop service writer and mexchanic that did front brakes,the abs light wasn't on and codes stored were history codes. Given to me to look at ,the ABS light is on,and multiple codes are stored.C0021 r f open,C0022 r f dynamic,C0025l f open,C0026,C00...
1999 GMC Jimmy SL 4.3L engine VIN: 1GKCS18W4X
Just purchased this vehicle because I had another Blazer for good parts. The engine was replaced with a used one but as I was driving it all the sudden lack of power and engine noise like a lifter/valve train noise. Returned to shop and during testing vehicle ...
2005 Pontiac Grand Am GT 3.4L engine VIN: 1G2NW12E85
have a 3.4 that exhibits a stall upon start up when cold, and customer states vehicle surges at stop lights. so far i have not been able to confirm surging and have confirmed stall upon cold start. have replaced intake gaskets with no improvement on stalling. ...
2007 Pontiac G6 2.4L Electronic steering VIN: 1G2ZG58B27
I have this '07 Pontiac G6 that the customer says the steering gets hard, no assist, she pulls over, shuts the car off and restarts it and power steering resumes, may do it a couple of times a day or may not do it for a few days, no codes stored, no worn or bi...

Fixes & Summaries for GM
Fix/Summary Answers
2004 Buick Rendezvous CX 3.4L Starting VIN: 3G5DB03E54
ok folks thanks for all the replies,as i stated i have the on star module disconnected and of course it hasn't died over the course of this help request,had a couple of replies about rear seat audio and i guess when i get it back if it's not the on star,i will...
2000 Cadillac Catera 3.0L No Start, Misfire, hard start VIN: W06VR54RXY
I had sujestions to - Check the Cat, Information included in the original post Test and data -Cat disconnected. Sujestion to check crank sensor,Posted crank and cam sensor lab scope tested , compared to I A T N known good pattern - Sujestion to check the key ...
2003 Cadillac Escalade 6.0L Hidden Leak VIN: 1GYEK63N83
Thanks to all that offered tips on where to look for leaks. Thanks to Scott from Ohio who actually answered the question that I asked. I first tried to have the block off adapters made locally, but the machinist decided making them would require more of his ti...
1999 Chevrolet Silverado 1500 5.3L Battery VIN: 2GCEK19TXX
Thanks to all that sent information and replies. Everything was checked at least twice so as not to miss anything. All inputs to the bcm were in their required state for it to go to sleep. After gaining access to a tech 2 it confirmed my thoughts about the ...
2002 Chevrolet Silverado 2500 HD 6.6L monitor,smog check VIN: 1GCHC23172
smog is done,still troubleshooting intermediate MIL p1093.It is defined as occurring during power enrichment.I purchased a vacumn guge to help determine fuel delivery to the pump.I am leaning toward a faulty regulator and still need to check a TSB testing inje... Trouble codes: P1093.
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