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:

    Selecting a Band
    Press the RADIO/BAND button to choose AM, FM, or XM, if equipped. The last station that was playing starts playing again. ...

    Setting a Value
    1. Turn the Menu knob to change the current value of the setting. 2. Press SELECT to confirm the setting. ...

    Driver Information Center (DIC)
    The DIC display is located in the center of the instrument panel cluster. It shows the status of many vehicle systems. The controls for the DIC are located on the turn signal lever. SET/CLR: Press ...