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Professional Automotive Repair Technical Discussions for July 17, 2020 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 | |
| 2010 Chevrolet Silverado 2500 HD LTZ 6.6L communicatio VIN: 1GC4KYB64A We have got the vehicle to intermittently communicate. We have tried a new tcm with no communication and cannot program. we have power at both ign feeds power at both battery feeds. grounds. and comm line test good for resistance. and we can communicate wi... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1999 Chevrolet Silverado 1500 5.3L Misfire, Poor Fuel Economy, long term is 20 VIN: 2GCEK19T8X After verifying fuel trims, we did another test with you E-scan and found that one O2 sensors was not reading correctly. We replaced that and if fixed some of the fuel trim issue. We then Looked at fuel trims again and found that the MAF sensor was putting up ... Trouble codes: P0302. |
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