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. ...

Trip Odometer
A trip odometer show how far the vehicle has been driven since the odometer was last set to zero. See Driver Information Center (DIC) for information on resetting the trip odometer. ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...