See also:

Units
Select to display English or metric units of measure. Press the set/reset button to select when units is displayed. ...

Heated Mirrors
(Rear Window Defogger): Press to heat the mirrors. See Dual Automatic Climate Control System. ...

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 ...