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Home >> Chevrolet >> 2009 >> Traverse LTZ, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 49 (Object Detection System) >> Diagnostic Information and Procedures >> DTC B138A >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2010 Saturn Outlook, 2010 GMC Acadia, 2010 Chevrolet Traverse, and 2010 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

Ignition ON, transmission in REVERSE, verify that the scan tool Sensor Supply Voltage parameter is between 7.2-9.2 V.