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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 >> Conditions for Running the DTC

Conditions for Running the DTC

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 ignition switch must be ON. The theft deterrent control module cannot have DTC B1327 set as a current DTC.