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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 15, 2015
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Open Help Requests for GM
Help Request Answers
1998 Chevrolet C1500 Cheyenne 5.7L misfire p0301 VIN: 1GCEC19RXW
Customer came into the shop and said he needed both heads rebuilt, with misfire in #1. Our testing showed: 0 compression in #1, adding oil upped compression to 140 and a leakdown test showed 20 psi in #1 and 90 in adjoining cylinders. No leakage seen from val...
2002 Chevrolet Silverado 3500 6.6L Brakes VIN: 1GCJK33122
Very intermittently the brakes will not release while driving. Customer states the pedal is solid as a rock when the problem occurs. I have not been able to duplicate the problem. Any Ideas?
2004 Chevrolet Trailblazer EXT LT 5.3L Poor Idle Quality, Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 1GNET16P74
truck came in with locked up motor we installed used one changed over intake with new gaskets changed over fuel system. durning warm up of truck noiticed it was miss firing. Installed scanner and found b1s1 at 0 to 13 b1s2 at 28 to 31 b2s1 at 900 to 932 b2s2 a... Trouble codes: P0300
2010 Chevrolet Colorado LT 3.7L Stall VIN: 1GCDSCDE5A
text [...] The dealer turned the customer down when they found out the rebuilt was with oem stuff and an interment stall. Trouble codes: P0017 (Crank/cam corr.)
2002 GMC Envoy SLT 4.2L Hesitation, Cuts out VIN: 1GKDF13582
The truck came in some times when you accel. It will hold back holding it there it will take of like a rockett. Coustmer said with cruse set at 70 it runs good. This may not have nuthing but he said it started after getting gas i chaneg the fuel filter & took ...
2006 Saturn Ion-2 2.2L Hesitation, Cuts out VIN: 1G8AZ55F96
vehicle came in for low power. drive car and it bogs down on med accel checked fuel pressure in spec compression 215 across mass clean. no back pressure and just for peace of mind dropped cat and still same. tp and app voltages look good any help would be appr...

Fixes & Summaries for GM
Fix/Summary Answers
2001 Chevrolet Tahoe 5.3L heat ac fiap VIN: 1GNEC13T71
a lot of you was right with your answer the reprograming the blend door motor after installing was the repair.Thank All Of You. Charles
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