See also:

Your Responsibility
Increase the volume of the radio if the OnStar Advisor cannot be heard. If the light next to the OnStar buttons is red, the system may not be functioning properly. Push and request a vehicle diagnos ...

Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five ...

Climate Controls
The heating, cooling, and ventilation for the vehicle can be controlled with these systems. A. Air Conditioning B. Driver and Passenger Temperature Controls C. Heated Seats D. Air Deliv ...