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:

    Sensors
    The solar sensor, located on top of the instrument panel near the windshield, monitors the solar heat. The climate control system uses the information to adjust the temperature, fan speed, recircu ...

    Care of the CD and DVD Player
    Do not add any label to a CD; it could get caught in the CD or DVD player. If a CD is recorded on a personal computer and a description label is needed, try labeling the top of the recorded CD with a ...

    Brake Pedal Travel
    See your dealer if the brake pedal does not return to normal height, or if there is a rapid increase in pedal travel. This could be a sign that brake service might be required. ...