Adjusting the climate mode settings (AIR FLOW)
This function is only available with 3-zone automatic climate control.
The climate mode settings are especially effective at high temperatures.
You can select the following climate mode settings in automatic mode:
FOCUS high airflow that is set slightly
cooler
MEDIUM medium airflow, standard setting
DIFFUSE low airflow that is set slightly
warmer and with less draft
•► Turn the SmartKey to position 2 in the ignition lock.
•► Press the 
button.
•► Press button 11 up or down and select the desired level
See also:
Operating the on-board computer
The on-board computer is activated as soon
as you turn the SmartKey to position 1 in the
ignition lock.
You can control the multifunction display and
the settings in the on-board computer using
...
Activating audio AUX mode
When you connect an external audio source,
audio AUX is not selected automatically.
Select Audio in the main function bar by
sliding and turning
the COMAND
controller and press to confirm. ...
Fuse box in the engine compartment
► Open the hood.
Illustrated: GL 450 (GL 350 BlueTEC, GL 550 are
similar)
► Remove any existing moisture from the
fuse box using a dry cloth.
► To open: open clamps 2.
` ...