See also:

Dome Lamp Override
The dome lamp override button is located next to the exterior lamps control. : Press the button in and the dome lamps remain off when a door is opened. Press the button again to return it to the ...

Map Destination Screen Functions
If the map screen is used to show destination, it will have map screen capabilities such as GO, Mark, Zoom, Scroll, etc. The address is shown at the top of the screen. Destination Map Screen ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...