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:

    Point of Interest (POI)
    The Point of Interest (POI) destination entry method lets you select a destination from the POI list. Point of Interest: Press to access the POI (Point of Interest) screen. From this screen yo ...

    Cleaning Exterior Lamps/Lenses and Emblems
    Use only lukewarm or cold water, a soft cloth, and a car washing soap to clean exterior lamps and lenses. Follow instructions under "Washing the Vehicle" later in this section. ...

    Ending a Call
    Turn or press the MENU/SELECT knob and select Hang Up. ...