See also:

Heated Mirrors
(Rear Window Defogger): Press to heat the mirrors. See “Rear Window Defogger” under Dual Automatic Climate Control System for more information. ...

Turn-by-Turn
This display is used for the OnStar or Navigation System Turn-by-Turn guidance. See OnStar Overview or the navigation manual, if the vehicle has navigation, for more information. ...

Increasing Speed While Using Cruise Control
If the cruise control system is already activated, . Press and hold the +RES button on the steering wheel until the desired speed is reached, then release it. . To increase vehicle speed in small ...