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:

    Parking/Turn Signal Lamp
    1. Open the hood. See Hood . 2. Remove the parking/turn signal lamp bulb socket from the headlamp assembly by turning counterclockwise. 3. Remove the bulb from the bulb socket by pulling it straig ...

    TTY Users
    OnStar has the ability to communicate to the deaf, hard-of-hearing, or speech-impaired customers while in the vehicle. The available dealer-installed TTY system can provide in-vehicle acce ...

    Ending a Call
    Turn the Menu knob to select Hang Up, then press SELECT. ...