See also:

Exterior Lighting
The exterior lamps control is located on the instrument panel to the left of the steering wheel. : Turns off the automatic headlamps and Daytime Running Lamps (DRL). Turn the headlamp control ...

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. ...

Parking Brake
Set the parking brake by holding the regular brake pedal down, then pushing down the parking brake pedal. If the ignition is on, the brake system warning light will come on. See Brake System Warni ...