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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1110 (Theft Deterrent System) >> Diagnostic Information and Procedures >> DTC B3031: Security System Controller In Learn Mode >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

If the Learn Coded Key setting is on, the theft deterrent control module sets this DTC.

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