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:

    Airbag System Messages
    SERVICE AIRBAG This message displays if there is a problem with the airbag system. Take the vehicle to your dealer for service. ...

    Airbag System Messages
    SERVICE AIR BAG This message displays if there is a problem with the airbag system. Have your dealer inspect the system for problems. See Airbag Readiness Light on page 5‑20 and Airbag System ...

    Heated and Ventilated Seats
    Heated and Cooled Seat Buttons Shown, Heated Seat Buttons Similar If available, the buttons are on the center console. To operate, the engine must be running. : If available, press to heat the ...