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:

    Playing a CD-R or CD-RW MP3
    (Tune): Turn to select MP3/WMA files. SEEK: Press to go to the start of the track, if more than 10 seconds have played. Press and hold or press multiple times to continue moving backward through tr ...

    Recommended Transfer Case Settings
    Notice: Driving on clean, dry pavement in four-wheel drive for an extended period of time can cause premature wear on the vehicle's powertrain. Do not drive on clean, dry pavement in Four-Wheel Driv ...

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