Reactivation for Subsequent Owners

Push speak to an Advisor as soon as and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle.

The Advisor will update vehicle records and will explain the OnStar service offers and options available.

    See also:

    Manual Operation
    (Power): Press to turn the climate control system on or off. (Fan Control): Press to increase or decrease the fan speed. Pressing either button cancels automatic operation and the system goes into ...

    Heated Steering Wheel
    The vehicle may be equipped with a heated steering wheel. (Heated Steering Wheel): Press to turn the heated steering wheel on or off. A light on the button displays when the feature is tur ...

    Tire Pressure Light
    For vehicles with the Tire Pressure Monitor System (TPMS), this light comes on briefly when the engine is started. It provides information about tire pressures and the TPMS. ...