See also:

iDrive in the rear
Operation is the same as for the iDrive in the front. To adjust the volume: turn, arrows 1. To activate the controller and switch between the screens: press the buttons, arrows 2. ...

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. ...

Resetting the tone settings
1. "CD/Multimedia", "Radio" or "Settings". 2. "Tone". 3. "Reset" ...