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Professional Automotive Repair Technical Discussions for December 20, 2023 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 | |
| 2015 Chevrolet Express 2500 4.8L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 1GCWGFCF8F The van came in with rough idle, missing, loss of power exhaust leaking at manifolds. We scanned for codes. found the codes listed above. With the high miles did a tune up.I still has same miss fires. Tried swaping plugs, wires and coils from cyl 5 that ha... Trouble codes: P0300 (Engin miss fire detected), P3503, P0357 (Cylinder 7 misfire), P0053, P0135, P0030 |
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Fixes & Summaries for GM
| Fix/Summary | Answers |
