| Professional Automotive Repair Technical Discussions for January 31, 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 | |
| 2021 Chevrolet Suburban LT 5.3L Stall VIN: 1GNSKFKD1M Dear members, I have this 2021 Suburban with the fault codes above, I replaced the fuel pressure pump under the manifold and updated the calibration files in the ECM, If i activate the pressure regulator with the scanner, the data will blink only it doesn'... Trouble codes: P0890, P228C |
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Fixes & Summaries for GM
| Fix/Summary | Answers |