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. ...

Tilting the glass sunroof
Push switch upward briefly. ▷ Closed roof is tilted open. ▷ The opened roof closes until it is in its tilted position. The sliding visor stays completely open. ...

Volume
▷ "Speed volume": speed-dependent volume control. ▷ "PDC": volume of the PDC signal compared to the entertainment sound output. ▷ "Gong": volume o ...