height adjustment MERCEDES-BENZ GL SUV 2012 Owners Manual

R
Persons under 1. 50mtall cannot wear the
seat belts correctly. For this reason secure
person sless than 1.50 mtall in specially
designed, suitable restraint systems.
R Children under 1. 50mt all and younger
than twelv eyears of age canno twear the
seat belts cor rectly. For thi sreason secure
them in special suitable child restraint sys-
tems installed on asuitable seat. Additional
information can be found in the Operating
Instructions in the chapter "Safety", "Chil-
dren in the Vehicle". Observe the installa-
tion instructions of the child restraint sys-
tem manufac turer.
R Do not secure an object wit haseat belt if
the seat belt is also being used by one of
the vehicle's occupants. G
WAR
NING
The seat belt doe snot offer the intended level
of protection unless the back rest is almost
ver tical. Under certain circumstances, this
coul dcause severe or even fatal injuries in the
event of an accident.
Befor estarting ajourney, mak esure that the
seat is properly adjusted and that the back-
rest is almost vertical. G
WARNING
Ad irtyo rdamaged seat belt or one that has
been modified or subjected to aload in an
accident no longer offers the intended level of
protection. Un dercertain cir cumstances, this
could caus esever eoreven fatal injurie sinthe
even tofana ccident.
For thi sreason ,chec kregularly that the seat
belts are not damaged or dirty.
Alway shave damaged seat belts or seat belts
that have been subjected to aload in an acci-
dent replaced at aqualified specialist work-
shop.
For safety reasons, Mercedes -Benz recom-
mends that you only use seat belts which have
been approved by Mercedes-Benz for your
vehicle. Seat belts are the most effectiv
emeans of
restraining the movemen tofvehicle occu-
pant sint he even tofanaccident. This
reduce sthe risk of vehicle occupan tscoming
into contact with parts of the vehicle interior.
Fastenin gseat belts X
Adjust the seat and move the backrest to
an almost vertical position (Y page 100).
X Pull the seat belt smoothly through belt
sash guide :.
X Without twistin git, guid ethe shoulder sec-
tion of the seat belt across the middle of
your shoulder and the hip section across
your hips.
X Engage belt tongue ;in buckle =.
Seat-belt adjustment :ifnecessary, the
driver' sand front-passenger sea tbelts
automatically adjust to the upper body
(Y page 48).
X If necessary, adjust the seat belt to the
appropriate height (Y page 48).
X If necessary, pull upwards on the shoulder
section of the seat belt to tighten the belt
across your body.
For mor einformation about releasing the seat
bel tw ith release button ?,see "Releasing
seat belts" (Y page 48). Occupant safety
47Safety Z

Sea
tbelt adjustment The seat-belt adjustment func
tion adjusts the
driver's and front-passenger seat belt to the
upper body of the occupants.
The belt strap is tighte neds lightly when:
R you engage the belt tongue in the belt
buckle and you then turn the key to position
2in the ignition lock.
R the key is in position 2in the ignition lock
and you then engage the belt tongue in the
buckle.
The seat-belt adjustment will apply acertain
tightening force if any slack is detected
between the occupant and the seat belt. Do
not hold on to the seat belt tightly while it is
adjusting. You can switch the seat-belt
adjustmen tonand off in the on-board com-
puter (Y page285).
Th es eat-belt adjustmen tisani ntegral part of
the PRE-SAFE ®
convenience function. More
information abou tPRE-SAFE ®
can be found
under "PRE-SAFE ®
(preventative occupant
protection)" (Y page 45).
Belt height adjustment You can adjust the belt height for the front
seats
.Adjust the belt to aheight that allows
the upper part of the seat belt to be routed
across the centre of your shoulder.
X To raise: slide the belt sash guide upwards.
The belt sash guide engages in various posi-
tions.
X To lower: press and hold belt sash guide
release :. X
Slide the belt sash guide downwards.
X Let go of belt sash guide release :and
mak esure that the belt sash guide has
engaged.
Releasing the seat belts !
Make sure that the seat belt is fully rolled
up. Otherwise, the seat belt or belt tongue
will be trapped in the door or in the seat
mechanism. This could damage the door,
the door trim panel and the seat belt. Dam-
aged seat belts can no longer fulfil their
protective function and must be replaced.
Visit aqualified specialist workshop. :
Belt sash guide
; Belt tongue
= Buckle
? Release button
X Press release button ?and guide belt
tongue ;back towards belt sash
guide :.
Belt warning for the driver and front
passenger The
7 seat belt warning lamp in the instru-
ment cluster is areminder for all occupants
to fasten their seat belts. It may light up con- 48
Occupant safetySafety

i
Further related subjects:
R Luggage compartment enlargement
(folding do wnthe rear bench seat)
(Y page 341) Adjustin
gthe seats electrically :
Hea drestraint height
; Seat cushion angle
= Seat height
? Seat fore-and-aft adjustment
A Backrest angle
i Vehicles with memory function: if PRE-
SAFE ®
has been triggered, the front-
passenger seat will be moved to abetter
position if it was previously in an unfavour-
able position.
i You can store the seat settings using the
memory function (Y page 115).
i Vehicles with memory function: when the
seat is moved forwards or backwards, the
headrest is moved up or down automati-
cally. Adjusting the hea
drestraints
Adjusting the head restraints manually Adjusting the head restraint height
X
To raise: pull the head restrain tuptot he
desired position.
X To lower: press release catch :in the
direction of the arrow and push the head
restraint down to the desired position.
Adjusting th ehead restraint fore-and-aft
position This func
tion allows you to adjust the dis-
tance between the head restraint and the
back of the head.
X To move forwards: pull the head restraint
forwards in the direction of the arrow until
it engages. 102
SeatsSeats, steering wheel and mirrors

There are
anumber of detents.
X To move backwards: press and hold
release button :and push the head
restraint backwards.
X When the head restraint is in the desired
position, release the button and make sure
that the head restraint is engage dinposi-
tion.
Adjusting th ehead restraints electri-
cally X
To adjust the head restraint height: slide
the switch for head restraint adjustment
(Y page 102 )upordown in the direction of
the arrow.
Adjusting th eluxury head restraints Th
e1 st row of seat shas luxury head
restraints.
X To adjust the side bolsters of the head
restraint: push or pull right and/or left-
hand side bolster :into the desired posi-
tion.
X To adjust the fore-and-af tposition of
the head restraint: push or pull the head
restraint in the direction of arrow ;.Rear seat head restraints Adjusting the rear seat head restraint
height
X
Onc ethe head rest raint is fully lowered,
press release catch :.
X To raise: pull the head restraint up to the
desired position.
X To lower: press release catch :and push
the head restraint down until it is in the
desired position.
Adjusting the rear seat hea drestraint
angle Adjust the head restraints so that they are as
close as possible to your head.
You can only adjust the two outer head
restraints.
X
Using both hands, reach back and grasp
the sides of the head restraint.
X Pull the lower edge of the head restraint
forwards or back until it is in the desired
position. Seats
103Seats, steering wheel and mirrors Z

Problems wit
hthe seat ventilation Th
es eat ven tilation has switched off prema-
turely or cannot be switched on. The vehicle's
electrical system voltage is too low because
too many electrical consumer sare switched
on.
X Switch off electrica lconsumers that you do
not need, such as the rea rwindow heating
or interior lighting. Steering wheel
Important safet
ynotes G
WARNING
Do not adjust the steering wheel while driving.
Adjusting the steering wheel while driving, or
drivin gwithout the steering wheel adjustment
featur elocked coul dcause the driver to lose
control of the vehicle.
The electrical steering wheel adjustment fea-
ture can be operated at any time. Therefore,
do not leave children unattended in the vehi-
cle, or with access to an unlocked vehicle. A
child's unsupervised access to avehicle could
result in an accident and/or serious personal
injury. Adjusting the steering whee
lman-
ually :
Release lever
; To adjus tthe steering wheel height
= To adjust the steering wheel position
(fore-and-af tadjustment)
X Push release lever :down completely.
The steerin gcolum nisu nlocked.
X Adjus tthe steering wheel to the desired
position.
X Push release lever :up completely.
The steering column is locked.
X Chec kifthe steering column is locked.
When doing so, tr ytopush the steering
wheel up or down or try to move it in the
fore-and-aft direction. Adjusting the steering wheel electri-
cally :
To adjust the steering wheel height
; To adjust the steering wheel position
(fore-and-aft adjustment) 110
Steering wheelSeats, steerin
gwhee land mirrors