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:

    Driving on Hills
    Driving safely on hills requires good judgment and an understanding of what the vehicle can and cannot do. WARNING Many hills are simply too steep for any vehicle. Driving up hills can cause the ...

    Listing Stored Numbers
    The list command will list all stored numbers and name tags. ...

    If the Vehicle Is Stuck
    Slowly and cautiously spin the wheels to free the vehicle when stuck in sand, mud, ice, or snow. If the vehicle has a traction system, it can often help to free a stuck vehicle. Refer to the vehicle' ...