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:

    Towing the Vehicle From the Rear
    Notice: Towing the vehicle from the rear could damage it. Also, repairs would not be covered by the vehicle warranty. Never have the vehicle towed from the rear. Do not tow the vehicle from the r ...

    Setting the Tone (Bass/Midrange/Treble)
    BASS/MID/TREB (Bass, Midrange, or Treble): To adjust bass, midrange, or treble: 1. Press until the tone control tabs display. 2. Continue pressing to highlight the tab, or press the softkey under ...

    Audio/Video (A/V) Jacks
    A. Yellow: Video Input B. White: Left Audio Input C. Red: Right Audio Input The A/V jacks are color coded to match typical home entertainment system equipment. The A/V jacks, located on the rear ...