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 ...

Manual Operation
(Fan Control): Press the lower button to decrease the fan speed. Pressing the lower button longer turns the fan and cooling off. Press the upper button to increase the fan speed. The selected ...

Climate Control System
The heating, cooling, and ventilation for the vehicle can be controlled with this system. For vehicles with the remote start feature, when activated, the climate control system heats or cools the ...