See also:

XM Categories
XM stations are organized in categories. To customize which XM categories are used and displayed in the system, see “Adding or Removing XM Categories” following. ...

Conditions in Which the Remote Start Will Not Work
The vehicle cannot be started using the remote start feature if the key is in the ignition, the hood is open, or if there is an emission control system malfunction. The engine turns off during a remo ...

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 vehic ...