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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1845 (Hybrid Energy Storage System) >> Diagnostic Information and Procedures >> DTC P0AC1 or P0AC2 >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

The battery energy control module (BECM) monitors the current sensor circuit for a low and high voltage condition.