Anti-theft Alarm System Messages

SERVICE THEFT DETERRENT SYSTEM

This message displays when there is a problem with the theft-deterrent system programmed in the key.

A fault has been detected in the system which means that the system is disabled and it is not protecting the vehicle. The vehicle usually restarts; however, you may want to take the vehicle to your dealer before turning off the engine. See Immobilizer Operation (Keyless Access) or Immobilizer Operation (Key Access) for more information.

START ABORTED BY THEFT DETERRENT

This message displays if there is a communication problem between the keyless access system and the vehicle. The vehicle cannot be started when this message displays.

See your dealer for service.

THEFT ATTEMPTED

This message displays if the theft-deterrent system has detected a break-in attempt while you were away from the vehicle.

See Anti-theft Alarm System for more information.

    See also:

    Vehicle Data Recording and Privacy
    This GM vehicle has a number of sophisticated computers that record information about the vehicle’s performance and how it is driven. For example, the vehicle uses computer modules to monitor ...

    Starting the Engine
    Place the transmission in the proper gear. If the vehicle has the keyless access system, the keyless access transmitter must be authenticated in order for the ignition control knob to turn. ...

    Recommended Fuel
    Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be heard when d ...