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 Towing (Rear Wheels Off the Ground)
    Two-Wheel-Drive Vehicles Use the following procedure to dolly tow a two-wheel-drive vehicle from the rear: 1. Attach the dolly to the tow vehicle following the dolly manufacturer's instructions. ...

    Radio Reception
    Frequency interference and static can occur during normal radio reception if items such as cell phone chargers, vehicle convenience accessories, and external electronic devices are plugged into the ac ...

    Instrument Panel
    Instrument Panel A. Air Vents on page 8‑12. B. Windshield Wiper/Washer on page 5‑5. C. Instrument Cluster on page 5‑12. D. Head-Up Display (HUD) on page 5‑33 (If Equipp ...