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Prev Professional Automotive Repair Technical Discussions for January 24, 2010
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Open Help Requests for GM
Help Request Answers
2001 Chevrolet S10 4.3L Misfire, MIL Lamp on VIN: 1GCCT19W11
this truck came in for sale . we are trying to get it through emmisssions. the readiness monitors won't set and we keep getting a pending misfire code that eventually goes to a check engine light and we can't test it. the truck appears to run good with no outs... Trouble codes: 300 (random misfire)
2002 Chevrolet Avalanche 1500 5.3L Unknown VIN: 1GCGK63TR2
hello all,thanks in advance for the help,i have a 2002 Avalanche that has a vibration/growl only on decel over 40 mph,sounds like a wheel bearing(turning left and right changes the vibration),but wheel bearings are fine. Rear diff,front diff and t-case had flu...

Fixes & Summaries for GM
Fix/Summary Answers
2006 Chevrolet Trailblazer LS 4.2L MIL Lamp on, P0171 VIN: 1GNDT13S86
i don't think any of you will belived this, Thanks for the replies eveyone. i pretty much did everything you guys suggested before posting problem. sometimes the mil would clear out by itself. So it was a come and go problem. we figured out that it seemed like... Trouble codes: P0171 (Fuel trim system lean).
2006 Hummer H3 3.5L Phone VIN: 5GTDN13696
Because the client wasnt interested in keeping the ON STAR sys working, The two last replies recieved provided the exact solution. Just remove inline fuse on Batery cable and the disturbing voice message was gone. Thanks for all your replies
2003 Saturn Vue 3.0L MIL Lamp on VIN: 5GZCZ63B53
First, I want thank the people who took the time to help me out with this Vue. I knew I had a vacuum leak, so we pulled the upper and lower intake ass. We found it had been taken apart before and reass poorly. Silicone everywhere, in ports, on orings. I wanted... Trouble codes: P0507, P0174, P2B01, C112B, C16F7.
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