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Home >> GMC >> 2018 >> Acadia SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 329 (Object Detection System And Pedestrian Protection System) >> Diagnostic Information and Procedures >> DTC B101D: Electronic Control Unit Hardware >> Repair Instructions

Repair Instructions

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.

Perform the Diagnostic Repair Verification after completing the repair.

Refer to Control Module References for control module replacement, programming, and setup.