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Prev Professional Automotive Repair Technical Discussions for February 20, 2021
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2017 Chevrolet Silverado 1500 LT 4.3L MIL Lamp on VIN: 1GCRCPEH5J
This is a 2018 Silverado 4.3. Shop replaced hi pressure fuel pump for lean codes. Lean codes are gone. Now it sets a P2635 Fuel Pump Flow Performance code within a few seconds of putting it in drive and taking off. Code states ecm is seeing a descrepency i... Trouble codes: P2635 (Fuel Pump Flow Performance)
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