Cellular and GPS Antennas

Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle.

    See also:

    Wiper Blade Replacement
    Windshield wiper blades should be inspected for wear and cracking. See Maintenance Schedule for more information. Replacement blades come in different types and are removed in different ways. ...

    Customer Satisfaction Procedure
    Your satisfaction and goodwill are important to your dealer and to Buick. Normally, any concerns with the sales transaction or the operation of your vehicle will be resolved by your GM dealer’ ...

    Collision/Detection Systems
    If equipped, select the Collision/ Detection Systems menu and Park Assist will be displayed. Park Assist This allows the Ultrasonic Parking Assist feature, audible only, to be turned on or off. ...