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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 28 (Theft Deterrent System) >> Diagnostic Information and Procedures >> DTC B3031 >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

The body control module (BCM) checks memory to see if it's in the learn mode. If so, the BCM sets this DTC.

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