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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 >> Running the DTC

Running the DTC

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 must see the ignition switch input. The theft deterrent control module can not have a B1327 set as a current DTC.

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