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. ...

Resuming cruising speed
Press button 4: The stored speed is resumed and maintained ...

Setting the voice dialog
You can set whether the system should use the standard dialog or a shorter version. In the shorter variant of the voice dialog, the announcements from the system are issued in an abbreviated fo ...