Adjusting the sound settings
You can select the sound settings in the audio CD/DVD/MP3, video DVD and AUX modes.
Switch on an audio operating mode (e.g. audio CD mode).
Select Treble or Bass using
the 
buttons on the remote
control and press the 
button to
confirm.
An adjustment scale appears.
Select a setting using the 
buttons and press the 
button to
confirm.
See also:
Problems with fuel and the fuel tank
...
The ultimate in seating comfort allowing adjustments to suit individual
ergonomic needs
Refined sportiness - this philosophy applies also to the seats, as they
combine the ultimate in seating comfort with sporty lateral support. Four
different front seat types are available to choose ...
Vehicle data, GL 550
The data stated here refers specifically to a
vehicle with standard equipment. Consult an
authorized Mercedes-Benz Center for the
data for all vehicle variants and trim levels.
...