Performance and Maintenance

See also:

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 ha ...

Tire Pressure Light
For vehicles with the Tire Pressure Monitor System (TPMS), this light comes on briefly when the engine is started. It provides information about tire pressures and the TPMS. ...

Compass
Compass Operation There is a compass display in the upper right corner of the mirror. Compass Calibration Press and hold to activate the compass calibration mode. CAL displays in the compass ...