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:

    XM NavTraffic (USA and Canada)
    Vehicles with the navigation system have an XM NavTraffic receiver. XM NavTraffic is a subscription service provided via XM Satellite Radio. XM NavTraffic provides real-time traffic information fu ...

    Powertrains
    Direct injection technology helps the Cadillac CTS offer more power while maintaining fuel economy and lowering emissions. It delivers fuel more precisely to increase the efficiency of combustion. ...

    Front Wiper Blade Replacement
    1. Pull the windshield wiper arm connector away from the windshield. 2. Squeeze the grooved areas on each side of the blade, and turn the blade assembly away from the arm connector. 3. Install ...