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. ...

Navigation
Route planning can be performed separately on the left and right sides in the rear. Destination guidance can only be started from the front. Operation is the same as for the front navigation. Su ...

System limits
Be alert Due to system limitations, warnings may be not be issued at all, or may be issued late or improperly. Therefore, always be alert and ready to intervene; otherwise, there is the da ...