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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1427 (Theft Deterrent System & Anti-Theft System) >> Diagnostic Information and Procedures >> DTC B3031 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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