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 ...

Reprogramming a Single Universal Remote System Button
To reprogram any of the three Universal Remote system buttons: 1. Press and hold the desired Universal Remote system button. Do not release the button. 2. The indicator light will begin to ...

StabiliTrak® Indicator Light
This light comes on briefly while starting the engine. If it does not, have the vehicle serviced by your dealer/retailer. If the system is working normally the indicator light will then go of ...