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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 338 (Antilock Brake System) >> Diagnostic Information and Procedures >> ABS Indicator Malfunction >> Circuit/System Description

Circuit/System Description

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.

The instrument cluster turns On the ABS indicator for five seconds after the ignition is ON or when the electronic brake control module detects a fault and sends a serial data message to the instrument cluster commanding the ABS indicator ON.

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