Switching on/off
The three blue indicator lamps in the buttons indicate the ventilation level you have selected.
If the battery voltage is too low, the seat ventilation may switch off.

•► Make sure that the SmartKey is in position 2 in the ignition lock.
•► To switch on: press button 1 repeatedly until the desired ventilation level is set.
You can open the side windows and the sliding sunroof using the "Convenience opening" feature. The seat ventilation of the driver's seat automatically switches to the highest level.
To switch off: press button 1 repeatedly until all the indicator lamps go out.
See also:
Problems with the seat ventilation
If one or all of the indicator lamps in the seat
ventilation button are flashing, the seat
ventilation has switched off automatically.
The vehicle's electrical system voltage is too
low because ...
Switching traffic reports on/off
To switch on: set the route type to
Dynamic Route.
To switch off: select the Fast Route or
Short Route route type.
COMAND calculates a new route if you
change the route type setting with ro ...
Exterior & Styling
Particularly from the rear, the GL's appearance looks a bit like Mercedes'
original M-Class — so much so that a passenger walked up to an older M thinking
it was the GL. The GL550's 21-inch wheels ...
