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August 1, 2022 Service bulletin

It is possible the Engine Control Module (ECM) in these vehicles could set a Diagnostic Trouble Code (DTC)...

Chevrolet technical service bulletin N222370150 for 2022 Chevrolet Malibu.

Bulletin number
N222370150
Component
Fuel system, gasoline
Summary
It is possible the Engine Control Module (ECM) in these vehicles could set a Diagnostic Trouble Code (DTC) for the engine’s high pressure fuel pump when there is no actual malfunction. If this were to occur, the vehicle could be unnecessarily placed into a reduced engine power mode. Dealers are to reprogram the ECM.

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