Mercedes-Benz GLC : Head restraints / Adjusting the head restraints of the rear seats mechanically

To raise: pull the head
restraint up.
To lower: press release
knob
in the direction
of the arrow and push the head restraint
down.
WARNING Risk of accident due to
adjusting vehicle settings while the vehicle
is in motion
You could lose control of the vehicle in the
following situations in particular:
If you adjust the driver's seat, the head
restraints, the steering wheel or the mirror
while the vehicle is in motion...
Removing
Release the rear seat backrest
and fold it forwards
slightly.
Pull the head restraint upwards
as far as it
will go.
Push release knob
in the direction of the
arrow and pull out the head restraint...
Other information:
..
Observe the notes on the
permitted towing
methods.
Make sure that the battery is
connected and
charged.
Observe the following points when the battery is
discharged:
The engine cannot be started
The electric parking brake cannot be
released or applied
Vehicles with automatic transmission:
The automatic transmission cannot be shifted
to position or
Vehicles with automatic transmission: If
the automatic transmission cannot be shifted
to position , or the
multifunction display
in the instrument cluster does not show
anything, have the vehicle transported away...