See also:

Climate Controls
The heating, cooling, and ventilation for the vehicle can be controlled with these systems. Automatic Climate Control System A. Power B. Temperature Control C. Fan Control D. Air Delivery Mod ...

Roof
Sunroof On vehicles with a sunroof, the switches are on the overhead console. The sunroof only operates when the ignition is in ON/RUN or ACC/ ACCESSORY or in Retained Accessory Power (RAP). See R ...

OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar sy ...