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Prev Professional Automotive Repair Technical Discussions for January 31, 2026
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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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