How to Detect a Tamper Condition

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

If the alarm has been activated, the THEFT ATTEMPTED message will appear on the DIC. See Key and Lock Messages on page 5.29 for additional information.

    See also:

    Trailer Wiring Harness
    The vehicle is equipped with one of the following wiring harnesses for towing a trailer or hauling a slide-in camper. ...

    OnStar Overview
    If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar system statu ...

    OnStar®
    If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview on pag ...