How to Detect a Tamper Condition

If an attempted break-in occurred while the system was armed. is pressed and the horn sounds, an attempted break-in occurred while the system was armed.

If the alarm has been activated, a message will appear on the DIC. See Anti-theft Alarm System Messages  for additional information.

    See also:

    Shoulder Belt Height Adjuster
    The vehicle has a shoulder belt height adjuster for the driver and right front passenger seating positions. Adjust the height so that the shoulder portion of the belt is centered on the shoulder. ...

    Storing Name Tags
    The system can store up to 30 phone numbers as name tags that are shared between the Bluetooth and OnStar systems. The system uses the following commands to store and retrieve phone numbers: ► ...

    Playing the Radio
    (Power/Volume): Press to turn the system on and off. Turn clockwise or counterclockwise to increase or decrease the volume. The radio goes to the previous volume setting when the radio is t ...