See also:

Universal Remote System Programming
If the vehicle has this feature, you will see these buttons with one LED indicator next to them in the overhead console. This system provides a way to replace up to three remote control t ...

Navigation
OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to the v ...

Exterior Lighting Battery Saver
If the exterior lamp button has been left on, the exterior lamps will turn off about 10 minutes after the ignition is turned to LOCK/OFF and a door has been opened. This protects against drainin ...