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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 180 (Battery, Charging System And Starting System) >> Diagnostic Information and Procedures >> DTC P15A2: Stop/Start Select Switch Circuit Signal >> Circuit/System Description

Circuit/System Description

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

The body control module (BCM) signal circuit is pulled to ground when the ECO button is suppressed.