OnStar®

If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview  for more information.

    See also:

    Rear Vision Camera Location
    The camera is located above the license plate. The area displayed by the camera is limited. It does not display objects that are close to either corner or under the bumper and can vary de ...

    Vehicle Overview
    Buick joined the minivan market for 2005 with the Terraza, which features sliding side doors and a low step-in height. For 2006, the Terraza can be equipped with a new 3.9-liter V-6. Two version ...

    Service
    Never try to do your own service on eAssist components. You can be injured and the vehicle can be damaged if you try to do your own service work. Service and repair of these high voltage com ...