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Professional Automotive Repair Technical Discussions for October 19, 2026 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 | |
| 2019 Chevrolet Silverado 2500 HD LTZ 6.6L Fuel Rail Pressure VIN: 1GC1KTEYXK Code-p1089 fuel rail pressure perf. Exceeded learning limit p1089 fuel rail performance during decel fuel cut off fuel rail sensor 2 is 500 psi diff than rail 1 |
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Fixes & Summaries for GM
| Fix/Summary | Answers |
