See also:

Rear Vision Camera (RVC)
If available, the RVC displays a view of the area behind the vehicle when the vehicle is shifted into R (Reverse). This is displayed on the inside rearview mirror or the navigation screen, if equipped ...

Exterior Mirrors
Base Model To adjust the mirrors: 1. Press or to select a mirror. 2. Press the control pad to adjust the mirror. 3. Return the switch to the center to deselect the mirror. Uplevel Model ...

New for 2011
The Sierra Hybrid gets GM's OnStar 9.0 telematics system that GM says provides better voice recognition. GM also said they have worked to cut down on the amount of wind noise occupants hear. ...