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Professional Automotive Repair Technical Discussions for November 12, 2026 International Automotive Technicians' Network (iATN) - Members Only |
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| (Also Available: All, Asian, Chrysler, European, Ford, GM.) | ||
| Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder. | ||
Open Help Requests for GM
| Help Request | Answers | |
| 2011 Buick Enclave CXL 3.6L Fuel Economy VIN: 5GAKVCED2B The owner is a single mom who says that she gets poor gas mileage, about 13 mpg. I have extensively tested and worked on this vehicle trying to find the problem. It has no "Check Engine" light on or any other dashboard warning light on. I replaced the spar... |
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| 2012 Chevrolet Express 1500 4.3L Misfire VIN: 1GCSGAFX9C hello i have this van im going dead it is misfire at idle only high speed run good and 0 misfire on misfire on data . another shop did injector wiignition wire and coil spark plug and gave up i check injector signal all good injector kill with scanner numb... Trouble codes: P0300, P0300, P0300 |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2020 GMC Yukon XL Denali 6.2L Mechanical VIN: 1GKS2HKJ3L Thanks for confirming this. I figured it was the case but wanted to hear it from someone else. |
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