See also:

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 ...

Clock (Radio with CD and Touchscreen)
The infotainment system controls are used to access the time and date settings through the menu system. See Overview (Radio with CD) or Overview (Radio with CD/DVD and MEM) or Overview (Radi ...

Passenger Sensing System
Passenger Sensing System The passenger sensing system turns off the front outboard passenger frontal airbag under certain conditions. No other airbag is affected by the passenger sensing ...