See also:

OnStar®
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. See OnStar Overview. ...

Active Fuel Management®
Vehicles with V8 engines may have Active Fuel Management™. This system allows the engine to operate on either all or half of its cylinders, depending on the driving conditions. When less power is ...

Folding the Seatback
To fold the seatback: 1. Open the liftgate to access the controls for the seat. 2. Remove all items on the seat cushion. Notice: Folding a rear seat with the safety belts still fastened may cause d ...