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Home >> GMC >> 2014 >> Terrain SLE, 4D Utility >> Repair and Diagnosis >> External Pages >> Different car >> Section 199 (Object Detection System - Park Assist System) >> Diagnostic Information and Procedures >> DTC B356A >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2012 GMC Terrain and 2012 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

Ignition ON, observe the scan tool Vehicle Direction Warning Switch Status parameter while pressing and releasing the vehicle direction warning switch. The parameter should change between ON and OFF.