See also:

Speedometer
The speedometer shows the vehicle's speed in either kilometers per hour (km/h) or miles per hour (mph). ...

Overview
A. RADIO/BAND . Changes the band while listening to the radio. ► Selects the radio when listening to a different audio source. B. CD/AUX . Selects the CD player or an external audio source ...

Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not o ...