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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) >> Description and Operation >> Vehicle Theft Deterrent (VTD) Description and Operation >> SECURITY Indicator Operation >> SECURITY Indicator Illuminated and Engine Does Not Start

SECURITY Indicator Illuminated and Engine Does Not Start

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.

The theft deterrent control module or the PCM has detected a problem with the theft deterrent system. The theft deterrent control module is unable to measure the ignition key transponder value. The System is in Learn Mode, refer to Programming Theft Deterrent System Components .