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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 247 (Theft Deterrent System) >> Diagnostic Information and Procedures >> DTC B291B: Content Theft Deterrent Assembly >> Conditions for Setting the DTC

Conditions for Setting the DTC

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 cannot establish communications with the ultrasonic intrusion sensor.