Anti-theft Alarm System Messages

THEFT ATTEMPTED

This message displays if the vehicle detects a tamper condition.

    See also:

    Chime Level Adjustment
    The radio is used to adjust the vehicle’s chime level. To change the volume level of the chime, press and hold pushbutton 6 with the ignition on and the radio power off. The volume level will ch ...

    Online Owner Center
    Online Owner Center (United States only) The Owner Center is a resource for your GM ownership needs. Specific vehicle information can be found in one place. The Online Owner Center allows you to: ...

    STEP ON BRAKE TO RELEASE PARK BRAKE
    This message is displayed if you attempt to release the electric parking brake without the brake pedal applied. See Parking Brake for more information. ...