Express Down Windows
Windows that have the express&-down feature allow the windows to be lowered without holding the switch. Press the window switch fully and release it to activate the express&-down feature. The express mode can be canceled at any time by briefly pressing, or pulling the switch.
See also:
Delayed Headlamps
Delayed headlamps provide a period of exterior lighting as you leave the area around the vehicle.
This feature is activated when the headlamps are on due to the automatic headlamps control feature, a ...
Cooling System
The cooling system allows the engine to maintain the correct working temperature.
A. Engine Coolant Recovery Tank
B. Radiator Pressure Cap
C. Engine Cooling Fans (Out of View)
WARNING
An electr ...
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 changed,
...





