See also:

Dual Automatic Climate Control System
For vehicles with this system, it controls the heating, cooling, and ventilation. Non-eAssist Vehicles A. Power B. Driver Temperature Control C. Defrost D. Fan Control E. Air Delivery Mode C ...

EPB Apply
The EPB can be applied any time the vehicle is stopped. The EPB is applied by momentarily lifting up on the EPB switch. Once fully applied, the parking brake status light will be on. While the bra ...

Transferring Service
Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has chan ...