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Professional Automotive Repair Technical Discussions for November 12, 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 | |
| 2013 Chevrolet Silverado 2500 HD LT 6.0L Misfire VIN: 1GC0KVCG9D Truck misfires bad on bank 1. O2's seemed a little lazy so I replaced them. Did not help. Short term fuel trim is -18 and long term fuel trim is -26 on bank 1 at idle. Bank 2 fuel trims are at 0. Do these have common intake leaks or injector problems. Any ... Trouble codes: P0300 |
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| 2010 Pontiac G6 GT 3.5L Hesitation, Misfire, MIL Lamp on VIN: 1G2ZA5EK9A 2010 Pontiac g6 3.5l. On acceleration at over 25% throttle the engine starts to break up. Misfires setting p0300. Under 25% throttle it’s fine. Misfires only showing on cylinders 1,3, and 5 when looking at data. Spark plugs, wires, mass airflow sensor have... Trouble codes: P0300 (Random misfire) |
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Fixes & Summaries for GM
| Fix/Summary | Answers |
