Important safety notes
WARNING 
For reasons of safety, have the NECK-PRO
head restraints/NECK-PRO luxury head
restraints checked at an authorized
Mercedes-Benz Center after a rear-end
collision.
WARNING
When pushing back the NECK-PRO head
restraint cushion, make sure your fingers do
not become caught between the head
restraint cushion and the cover. Failure to
observe this could result in injuries.
See also:
Important safety notes
Consult an authorized Mercedes-Benz Center
if you require information on approved and
recommended tires and wheels for summer
and winter operation. Advice on purchasing
and caring for tires is ...
Important safety notes
A license agreement must exist
in order
to activate the mbrace service. Ensure that
your system is activated and ready for use,
and press the MB Info call button to
register. If any of the ...
Changing the battery
You require a CR 2025 3 V cell battery.
Take the mechanical key out of the SmartKey ().
Press mechanical key 2 into the opening in the SmartKey in the direction
of the arrow until batte ...