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Professional Automotive Repair Technical Discussions for June 9, 2021 International Automotive Technicians' Network (iATN) - Members Only |
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| (Also Available: All, Asian, Chrysler, European, Ford, GM.) | ||
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Open Help Requests for GM
| Help Request | Answers | |
| 2012 GMC Acadia SLT 3.6L compressor VIN: 1GKKVRED7C Vehicle has been in and out of shop for several months with HVAC not cold complaint. Original repair, evacuate and recharge only several ounces low. Compressor runs and system is cold then compressor disengages and system goes warm. Monitoring HVAC and ECM... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2011 Chevrolet Malibu LTZ 3.6L engine VIN: 1G1ZE5E72B Yes it was lifters. Now to answer some questions. The noise was a very rapid rattling noise that occurred at 2-3 k rpm deceleration. It would come and go at other times. The fact that it wasn't constant is the only clue I had that it wasn't piston slap. With ... |
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