Reactivation for Subsequent Owners

Push to an Advisor as soon as possible after acquiring the vehicle. The Advisor will 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:

    Dual Tone Multi-Frequency (DTMF) Tones
    The Bluetooth system can send numbers and the numbers stored as name tags during a call. You can use this feature when calling a menu-driven phone system. Account numbers can also be stored for use. ...

    Total Weight on the Vehicle's Tires
    Be sure the vehicle's tires are inflated to the inflation pressures found on the Certification Tire label on the drivers door or see Vehicle Load Limits on page 9‑17 for more information. Make s ...

    Unable to Connect to OnStar Message
    If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push Q to try the call again or try again after driving a few miles into anoth ...