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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 766 (Theft Deterrent System) >> Diagnostic Information and Procedures >> DTC B3031: Key Decoder Device in Assem Learn Mode >> Action Taken When the DTC Sets

Action Taken When the DTC Sets

WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.

The theft deterrent control module will learn the key code. The security indicator will be illuminated for this DTC.