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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 26, 2014
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Open Help Requests for GM
Help Request Answers
1996 Chevrolet S10 LS 4.3L No Start VIN: 1GCCS19X2T
Good morning guys,this S-10 came to me on the wrecker.The first thing I did was check fuel pressure & it has 40lbs.I then hooked up my scan tool & there were no codes & everything looks ok,except I have no injector pulse.I tried a cmp sensor & a pcm. No luck.I...
2002 Chevrolet Silverado 2500 HD 6.6L lack of power VIN: 1GCHK291X2
Hi group. This pickup came to me because of a no start problem. I found the fuel filter head leaking air and making the injection pump loose prime over night. It had already been to another shop because of low power and lots of smoke. That shop put in new inje... Trouble codes: P1093 (Fuel press. low during power enrichment), P0087 (Fuel rail press. low)

Fixes & Summaries for GM
Fix/Summary Answers
2002 Cadillac DeVille 4.6L input speed sensor VIN: 1G6KD54Y82
well calling this one a fix. at first i tryed a new mode switch and pressure switch and that didnt work. ending up pulling the trans and replacing the internal harness and another new acdelco iss and just in case we also replaced the drive sprocket. reinstalle...
1999 GMC Sonoma SLE 4.3L No Start VIN: 1GTCT19W4X
Thank you all for your kind and helpful replies. After much time spent testing circuits, I found that the problem was the security system. After a security relearn did not solve this issue, I replaced the ignition lock housing which contains the passlock senso... Trouble codes: P0336, P0339.
2005 Pontiac GTO 6.0L start VIN: 6G2VX12U25
this one is still not fix I got the code from GM but the ECU to PIM still fail so the customer is trying to get a next new ECU. will let you know what happen with the new ECU when we get it
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