See also:

Instrument Panel Storage
This vehicle has an instrument panel storage area. To open the cover, press the button (A). This vehicle has an auxiliary input jack. See Auxiliary Devices on page 7‑36 for more information. ...

Theft-Deterrent Feature
TheftLock® is designed to discourage theft of the vehicle's radio by learning a portion of the Vehicle Identification Number (VIN). The radio does not operate if it is stolen or moved to a different ...

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. ...