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.
See also:
Rear Vision Camera (RVC)
If available, the Rear Vision Camera (RVC) system displays part of the scene behind the vehicle.
WARNING
The RVC system does not display pedestrians, bicyclists, animals, or any other object located ...
Initial Drive Information
This section provides a brief overview about some of the important features that
may or may not be on your specific vehicle. For more detailed information, refer
to each of the features which can ...
XM™ Satellite Radio Service
XM is a satellite radio service based in the 48 contiguous United States and 10 Canadian provinces.
XM Satellite Radio has a wide variety of programming and commercial-free music, coast to coast, and ...