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Home >> GMC >> 2017 >> Acadia SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 239 (Object Detection 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 Cadillac ATS. 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.