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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 5, 2014
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for GM
Help Request Answers
2008 Chevrolet HHR LT 2.4L MIL Lamp on VIN: 3GNDA53P58
Vehicle came to shop with complaint of SES light on, Power Steering system fail, security light on, gauges jumping. Was able to reproduce customer complaint. All module scan indicated loss of com codes in all modules with the exception of PCM. No Comm with PCM...

Fixes & Summaries for GM
Fix/Summary Answers
2004 Cadillac CTS 3.6L MIL Lamp on VIN: 1G6DM57704
well i went ahead and tryed selling a throttle body & connector but custimer did not wanna do the repairs. sorry guys we will never know now. thanks everybody Trouble codes: P0221, P2176 (Min Throttle position not learned in ECM), P0700 (Transmission control fault in ECM), P2544 (Torque reduction signal circuit - GMLAN in TCM).
1996 Chevrolet K1500 Cheyenne 5.7L Poor Idle Quality, Hesitation VIN: 2GCEK19RXT
Thanks for all the replies. The problem ended up being a bad gasket under the plastic intake manifold.
2011 Chevrolet Aveo5 LS 1.6L coolant recovery bottle
Hello I really need some kind of chemical analysis of this material I had it on a small index card and the liquid component evaporated. Car returned about 3 weeks later with no residue in bottle and I decided to let it fly for the meantime
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