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.
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Power Mirrors
Vehicles with outside power mirrors have controls located on the driver door.
To adjust each mirror:
1. Press (A) or (B) to select the driver or passenger side mirror.
2. Press the arrows on the ...
Fuel
Use of the recommended fuel is an important part of the proper maintenance of this vehicle. To help keep the engine clean and maintain optimum vehicle performance, we recommend the use of gasoline adv ...
Washing the Vehicle
To preserve the vehicle's finish, wash it often and out of direct sunlight.
Notice: Do not use petroleum based, acidic, or abrasive cleaning agents as they
can damage the vehicle's paint, m ...