Radio Message

Locked: Displays when the TheftLock® system has locked up the infotainment system. Take the vehicle to your dealer for service.

If any error occurs repeatedly or if an error cannot be corrected, contact your dealer.

    See also:

    STABILITRAK COMPETITIVE MODE
    This message displays when the Competitive Driving Mode is selected. When in this mode, the Traction Control System (TCS) will not be operating and the TCS/StabiliTrak warning light will t ...

    Onstar.com
    The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle ...

    Engine Power Messages
    ENGINE POWER IS REDUCED This message displays and a chime sounds when the cooling system temperature gets too hot and the engine further enters the engine coolant protection mode. See Engine Over ...