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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 692 (Theft Deterrent System) >> Diagnostic Information and Procedures >> DTC B3031: Learn Coded Key Setting Active >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora and 2001 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

The theft deterrent control module checks memory to see if the Learn Coded Key setting is on. If so, the theft deterrent control module sets this DTC.

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