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:

    Headlamp Washer
    For vehicles with headlamp washers, they are located to the side of the headlamps. The headlamps must be on in order to use the headlamp washers. If the headlamps are not on, only the windshiel ...

    Information Displays
    Driver Information Center (DIC) The DIC displays information about the vehicle. It also displays warning messages if a system problem is detected. See Vehicle Messages for more information. All m ...

    Seat Position
    To adjust the seat: - Move the seat forward or rearward by moving the horizontal control forward or rearward. - Raise or lower the front or rear part of the seat cushion by moving the fr ...