Mercedes-Benz GLC Owner's Manual page 187

Adjusting the air vents
184
Adjusting the centre air vents
To open or close: turn thumbwheel ?, A
X
or B to the left or right as far as it will go.
To adjust the air direction: hold centre air
X
vent :, ; or = by thumbwheel ?, A or
B and move it up or down or to the left or
right.
Adjusting the side air vents
Side window demister vent
:
Side air vent, left
;
Control for left side air vent
=
To open or close: turn thumbwheel = to
X
the left or right as far as it will go.
To adjust the air direction: hold side air
X
vent ; by thumbwheel = and move it up
or down or to the left or right.
Setting the rear-compartment air
vents
Rear air vents are not available in all vehicles.
Rear-compartment air vent, left
:
Rear-compartment air vent, right
;
Rear-compartment air vent thumbwheel
=
Rear control panel, only with
?
THERMOTRONIC automatic climate con-
trol
To open or close: turn thumbwheel = to
X
the left or right as far as it will go.
To adjust the air direction: hold rear air
X
vent : or ; by the middle fin and move up
or down or to the left or right.