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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 28, 2023
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for GM
Help Request Answers
2011 GMC Sierra 3500 HD SLE 6.0L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1GT522CG8B
Vehicle runs rough and dies after 15 seconds while cold. Can warm it up and will run ok. ECT sensor appears to be reading correct. Replaced intake gaskets after found vacuum leak. Seemed like it got better but didnt. Have voltage drop tested coils, injecto... Trouble codes: P0137, P0152, P0300

Fixes & Summaries for GM
Fix/Summary Answers
2018 GMC Yukon XL Denali 6.2L F\P Insulato VIN: 1GKS2HKJ4J
Thanks to Dan, Michael, Lee and George. Recommendations were Ebay or a salvage yard, Put it back together with black weather strip or silicone. I read too much into the repair manual cautions. It only said it must be replaced if oil or fuel soaked to prevent a...
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