See also:

Gate Ajar Light
If this light comes on, the liftgate or liftglass is not completely shut. Close the liftgate or liftglass. Never drive with the liftgate or liftglass even partially open. ...

Exterior Lamp Controls
The exterior lamp control is located to the left of the steering column on the instrument panel. It controls the following systems: Headlamps Taillamps Parking Lamps License Plate Lamps ...

Navigation
This display is used for the OnStar or Navigation System Turn-by-Turn guidance. See OnStar Overview or the navigation manual, if the vehicle has navigation, for more information. ...