Anti-theft Alarm System Messages

THEFT ATTEMPTED

This message displays if the vehicle detects a tamper condition.

    See also:

    Retrieve My Number
    1. Push . System responds: “OnStar ready.”. 2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.” ...

    Roadside Assistance Program
    For U.S.-purchased vehicles, call 1-800-252-1112; (Text Telephone (TTY): 1-888-889-2438). For Canadian-purchased vehicles, call 1-800-268-6800. Service is available 24 hours a day, 365 days a year. ...

    Deleting a Paired Phone
    1. Press . ► For vehicles without a navigation system, the system responds “Ready,” followed by a tone. ► For vehicles with a navigation system, the system responds with a tone. Aft ...