See also:

Trip
The Trip display shows the current distance traveled, in either kilometers (km) or miles (mi), since the trip odometer was last reset. The trip odometer can be reset to zero by pressing the trip r ...

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 ...

Auto Door Unlock
This allows selection of which of the doors will automatically unlock when the vehicle is shifted into P (Park). Press the MENU/SELECT knob when Auto Door Unlock is highlighted. Turn the knob to ...