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:

    Instrument Panel Illumination Control
    The brightness of the instrument panel lights and steering wheel controls can be adjusted. (Instrument Panel Brightness): Move and hold the thumbwheel up or down to brighten or dim the lights ...

    BATTERY SAVER ACTIVE
    This message displays when the system detects that the battery voltage is dropping below expected levels. The battery saver system starts reducing certain features of the vehicle that may be ...

    Trip/Fuel Menu Items
    (Trip/Fuel): Press to scroll through the following menu items: Odometer Press the trip/fuel button until ODOMETER displays. This display shows the distance the vehicle has been driven in either ...