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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 342 (Bolted Exterior Body Panels And Closures) >> Diagnostic Information and Procedures >> DTC P257D-P257F: Engine Hood Switch >> DTC Descriptors

DTC Descriptors

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
DTC P257D

Engine Hood Switch Performance

DTC P257E

Engine Hood Switch Circuit Low Voltage

DTC P257F

Engine Hood Switch Circuit High Voltage

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