See also:

Dome Lamps
Dome Lamps The interior lamps control located in the overhead console controls both the front and rear interior lamps. To operate: (Off): Turns the lamps off. (Door): Turns the lamps on ...

How OnStar Service Works
Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance, Vehicle Diagnostics, Remote Door Unlock, Roadside Assistance, Turn-by-Turn Navigation, and Hands-Free ...

Driving on Snow or Ice
Drive carefully when there is snow or ice between the tires and the road, creating less traction or grip. Wet ice can occur at about 0°C (32°F) when freezing rain begins to fall, resulting ...