Resetting
Reset the sliding sunroof if it does not move smoothly.
•► Turn the SmartKey to position 2 in the ignition lock.
•► Raise the sliding sunroof fully at the rear.
•► Keep the 
switch pressed for
another
second.
•► Make sure that the sliding sunroof can be fully opened and closed again.
•► If this is not the case, repeat the steps above again.
If the sliding sunroof still cannot be opened or closed fully after resetting, contact a qualified specialist workshop.
See also:
Socket in the cargo compartment
X Lift up the cover of socket :. ...
Windshield/headlamp cleaning
system
WARNING
Washer solvent/antifreeze is highly
flammable. Do not spill washer solvent/
antifreeze on hot engine parts, because it may ignite and burn. You could be
seriously
burned.
Use MB ...
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.
...