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:
Headphones
A. Battery Cover
B. Channel 1 or 2 Switch
C. Power Button
D. Volume Control
E. Power Indicator Light
RSE includes two 2-channel wireless headphones. Channel 1 is dedicated to the
DVD player, ...
Playing a CD
If the ignition or radio is turned off with a CD in the player, it stays in the player. When the ignition or radio is turned on, the CD starts playing where it stopped, if it was the last selected aud ...
Video Screens
The video screens are located in the back of the driver and front passenger seats.
To use the video screen:
1. Push the release button located on the seatback console.
2. Move the screen to the d ...





