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.

    See also:

    Brake System Messages
    BRAKE FLUID LOW This message is displayed when the brake fluid level is low. See Brake Fluid. BRAKES OVERHEATED This message is displayed when the brakes are becoming overheated. You may ...

    When the System Does Not Seem to Work Properly
    Occasional missed alerts can occur under normal circumstances and will increase in wet conditions. The system does not need to be serviced due to an occasional missed alert. The number of mis ...

    Dual Mode
    This dual screen symbol displays when the screen is in dual mode. Dual mode displays the route on half of the screen and a maneuver or Interstate Exit list on the other half. The Interstate Exit ...