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:

    Easy Exit Driver Seat
    This allows you to turn the easy exit driver seat feature on or off. When on, this feature will move the driver seat rearward upon turning the ignition off and the driver door opened. This may be ...

    Interior
    The DTS can hold either five or six occupants, with a choice of front bucket seats or a front bench. Compared with the DeVille, the instrument panel has been lowered and moved forward. A new analo ...

    Glass Replacement
    If the windshield or front side glass must be replaced, see your dealer to determine the correct replacement glass. ...