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:

    Receiving a Call
    When an incoming call is received, the audio system mutes and a ring tone is heard in the vehicle. ► Press . ► Press to ignore a call. ...

    Rear Climate Control System
    The lower buttons on the rear seat audio are used to adjust the rear seat climate controls. The temperature of the air coming through the rear outlets is determined by the front passenger’s temp ...

    Windshield Washer
    Pull the windshield wiper lever toward you to spray windshield washer fluid and activate the wipers. See Windshield Wiper/Washer . ...