See also:

Dome Lamp Override
The dome lamp override button is next to the exterior lamps control. DOME OFF: Press the top of the button in and the dome lamps remain off when a door is opened. An indicator light on the button ...

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. ...

Tire Pressure for High-Speed Operation
WARNING Driving at high speeds, 160 km/h (100 mph) or higher, puts an additional strain on tires. Sustained high-speed driving causes excessive heat buildup and can cause sudden tire failure. You c ...