See also:

Automatic update
About twice a year, Sirius performs an update of the channel names and positions. The update takes place automatically and may take several minutes. ...

Controls
Almost all functions can be operated in the same manner as they are in the front. Special features of operating the system in the rear are described here. ...

Comparison with ordinary remotecontrol
The functions can be controlled by pressing the buttons of the remote control or Comfort Access. Unlocking Grasp the door handle on the driver's or front passenger door completely, arrow 1. This ...