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:

    Removing the Flat Tire and Installing the Spare Tire
    Use the following pictures and instructions to remove the flat tire and raise the vehicle. A. Jack B. Wheel Blocks C. Jack Handle D. Jack Handle Extension E. Wheel Wrench The tools you will be ...

    Why Safety Belts Work
    Why Safety Belts Work When riding in a vehicle, you travel as fast as the vehicle does. If the vehicle stops suddenly, you keep going until something stops you. It could be the windshield, the ins ...

    Rocking the Vehicle to Get it Out
    Turn the steering wheel left and right to clear the area around the front wheels. Turn off any traction system. Shift back and forth between R (Reverse) and a forward gear, spinning the wheels as ...