See also:

Prerequisite
The SatRadio mode described below requires optional satellite radio equipment and a subscription to SIRIUS XM Satellite Radio Traffic Message Service. Further details on SatRadio are availabl ...

Restoring the factory settings
► Press the buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...

Other status indicators of the navigation system
 - : you have reached the destination or an intermediate destination.  - New Route... or Calculating Route: a new route is being calculated.  - Off Map or Off Mapped Road: the ...