See also:

Heated and Ventilated Seats
The buttons are on the climate control panel. : Press to cool the entire seat. : Press to heat the seatback only. : Press to heat the seat and seatback. Press the desired button once for the ...

Speedometer
Displays a digital speedometer in the DIC. The speed displays in either kilometers per hour (km/h) or miles per hour (mph). To change the units from English to metric, see “Units” later in t ...

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 ...