See also:

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

Turning a Function On or Off
1. Turn the Menu knob to highlight the function. 2. Press SELECT to turn the function on or off. ...

Reporting Safety Defects to the Canadian Government
If you live in Canada, and you believe that the vehicle has a safety defect, notify Transport Canada immediately, and notify General Motors of Canada Limited. Call Transport Canada at 1-80 ...