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 ...

Safety
Side-impact airbags for the front seats, antilock brakes and programmable daytime running lights are standard. Dual-stage front airbags operate with a passenger-sensing system. Ultrasonic Rear Par ...

When Should an Airbag Inflate?
Frontal airbags are designed to inflate in moderate to severe frontal or near-frontal crashes to help reduce the potential for severe injuries mainly to the driver's or right front passenger&# ...