Multi-Band Antenna

The multi-band antenna is on the roof of the vehicle. The antenna is used for the AM—FM radio, OnStar, the XM Satellite Radio Service System, and GPS (Global Positioning System), if the vehicle has these features. Keep the antenna clear of obstructions for clear reception.

    See also:

    SERVICE TRACTION CONTROL
    This message displays when there is a problem with the Traction Control System (TCS). The TCS/StabiliTrak warning light on the instrument panel cluster also comes on. When this message disp ...

    Locking Rear Axle
    Vehicles with a locking rear axle can give more traction on snow, mud, ice, sand, or gravel. It works like a standard axle most of the time, but when traction is low, this feature will allow the r ...

    Engine Cooling System Messages
    A/C OFF DUE TO HIGH ENGINE TEMP This message displays when the engine coolant becomes hotter than the normal operating temperature. To avoid added strain on a hot engine, the air conditioning com ...