2022 MERCEDES-BENZ GLS SUV Owners Manual


If in doubt, do not raise or open the slid-
ing sunr
oof. 1
Raise
2 Open
3 Close/lower
Use the W butt
on to operate the panorama
sliding sunroof and the roller sunblind. The panorama sliding sunroof can be operated
onl

y when the roller sunblind is open.
% The roller sunblind can be opened only when
t

he panorama sliding sunroof is closed or in a
raised position. 
Check whether the sliding sunroof can be
r

aised or opened when a roof luggage rack is
Ntted. 
To start automatic operation: pr
ess or pull the
W button beyond the point of resistance
and release it. 
To interrupt automatic operation: br
ieOy press
the W button in any direction.
The opening/closing process will be stopped. 
To ventilate the vehicle interior: r
aise the slid-
ing sunroof.
The roller sunblind will open slightly. Operating the roller sunblind for the sliding sun-
r

oof from the rear passenger compartment 
To open: pr
ess button 1. 
To close: pull butt
on 1.
% When the sliding sunroof is open, it will close
Nr
st. To close the roller sunblind, you must
pull button 1 again. 102
Opening and closing

If you press or pull button
1 be yond the point of
resistance, you will start automatic operation in
the direction in question. You can stop automatic
operation by pushing or pulling the button again.
Automatic reversing function of the sliding sun-
roof
If an obstacle obstructs the sliding sunroof during
the closing process, the sliding sunroof will open
again automatically. The automatic reversing func-
tion is only an aid and is not a substitute for your
attentiveness. 
During the closing process, make sure that no
body par
ts are in the closing area. &
WARNING Risk of becoming tr
apped
despite the reversing function being active
In particular, the reversing function does not
r
eact:
= to sos, light and thin objects, e.g. Nngers.
= towards the end of the closing procedure.
= during resetting. 
During the closing process, make sure
t
hat no body parts are in the closing
area. 
Release the button immediately if some-
body becomes tr

apped.
or 
BrieOy pr
ess the button in any direction
during automatic operation.
The closing process will be stopped. Automatic reversing function of the roller sunblind
If an obs
tacle obstructs the roller sunblind during
the closing process, the roller sunblind will open
again automatically. The automatic reversing func-
tion is only an aid and is not a substitute for your
attentiveness. 
When closing the roller sunblind, make sure
t

hat no body parts are in the range of move-
ment. &
WARNING Risk of becoming tr
apped
despite reversing function
In particular, the reversing function does not
r
eact to sos, light and thin objects, e.g. Nn-
gers. 
When closing the roller sunblind, make
sur

e that no body parts are in the range
of movement. 
Release the button immediately if some-
body becomes tr

apped.
or 
BrieOy pr
ess the button in any direction
during the automatic closing process.
The closing process will be stopped. Automatic functions of the sliding sunroof
%
The term "sliding sunroof" also refers to the
panor

ama sliding sunroof.
The sliding sunroof will be closed automatically
when t
he vehicle has been switched oM in the fol-
lowing situations:
= if it starts to rain Opening and closing
103

Rain is detected by a rain sensor on the wind-
scr
een.
= in extreme temperatures
= aser a certain time (depending on the on-
board electrical system voltage)
= if there is a malfunction in the power supply
The sliding sunroof will rise at the rear in order to
continue ventilating the vehicle interior.
If the sliding sunroof is obstructed during an auto-
matic closing procedure, the roof will be opened
again slightly. The automatic function for the slid-
ing sunroof and the side windows will then be
deactivated.
Rain closing function when driving
Vehicles with a panorama sliding sunroof: if it
starts to rain, the raised sliding sunroof will auto-
matically be lowered while the vehicle is in
motion.
Automatic lowering function
Vehicles with a panorama sliding sunroof: if the
sliding sunroof is raised at the rear, it will auto-
matically be lowered slightly at higher speeds. At
low speeds, it will be raised again automatically. &
WARNING Risk of becoming tr apped by
automatic lowering of the sliding sunroof
At higher speeds, the raised sliding sunroof
will aut
omatically be lowered slightly at the
rear. 
Make sure that nobody reaches into the
sliding sunr

oof's range of movement
while the vehicle is in motion. 
If somebody becomes trapped, br
ieOy
push the sliding sunroof button forwards
or backwards. %
By pushing or pulling the W butt
on, you
can interrupt the automatic functions "Rain
closing function when driving" and "Automatic
lowering". Rectifying problems with the sliding sunroof
&
WARNING Risk of becoming tr
apped or
fatal injuries when the sliding sunroof is
closed again
If the sliding sunroof is closed again immedi-
at
ely aser it has been blocked or reset, it will
close with increased force. 
Make sure that no parts of the body are
in t

he closing area. 
Release the button immediately if some-
body becomes tr

apped.
or 
BrieOy pr
ess the button in any direction
during the automatic closing process.
The closing process will be stopped. The sliding sunroof cannot be closed and you can-
no

t see the cause.
% The term "sliding sunroof" also refers to the
panor

ama sliding sunroof.
If the sliding sunroof is obstructed during closing
and r
eopens again slightly: 104
Opening and closing


Immediately aser aut omatic reversing, pull
and hold the W button down again to the
point of resistance until the sliding sunroof is
closed.
The sliding sunroof will be closed with
increased force.
If the sliding sunroof is obstructed again and
opens ag
ain slightly: 
Repeat the previous step.
The sliding sunr
oof will be closed again with
increased force.
Vehicles without a panorama sliding sunroof: the
sliding sunr
oof is not operating smoothly. 
Reset the sliding sunroof.
Resetting the sliding sunroof 
Push the W butt
on up to the point of resist-
ance repeatedly until the sliding sunroof is
fully open. 
Press the W butt
on for another second.
Close the sliding sunroof. Vehicles with a panorama sliding sunroof: the slid-
ing sunr

oof or the roller sunblind is not operating
smoothly. 
Reset the sliding sunroof and the roller sun-
blind.
Resetting the sliding sunroof and the roller sun-
blind 
Pull and hold the W butt
on little by little
until the sliding sunroof is fully closed. 
Pull and hold the W butt
on little by little
until the roller sunblind is fully closed. 
Use automatic operation to fully open and
t

hen close the sliding sunroof. Roller sunblinds
Extending or retracting the roller sunblinds on the
r

ear side windows &
WARNING Risk of becoming tr
apped when
extending or retracting the roller sunblind
Body parts could become trapped in the
sw
eep of the roller sunblind when it is being
extended or retracted. 
Make sure that no body parts are in the
sw

eep of the roller sunblind when it is
being extended or retracted. 
If someone becomes trapped, br
ieOy
press the button in the opposite direc-
tion.
The opening or closing process will
brieOy be stopped. The roller sunblind
will then return to its starting position. *
NOTE Damag
e caused by objects Objects can cause the roller sunblind to mal-
function. Opening and closing
105


Ensure that the roller sunblind can move
fr eely. The roller sunblinds for the rear side windows can
be oper

ated with the buttons for the side windows
in the driver's door and in the rear doors. 1
Rear les side windo
w / roller sunblind
2 Rear right side window / roller sunblind 
To close fully: br
ieOy pull the corresponding
button when the side window is closed. 
To open fully: br
ieOy press the corresponding
button. Anti-thes
pr
otection Function of the immobiliser
The immobiliser prevents your vehicle from being
s

tarted without the correct key.
The immobiliser is automatically activated when
the vehicle is switched oM, and deactivated when
the vehicle is switched on. ATA
(Anti-
Thes Alarm system) Function of the ATA system
If t

he ATA system is primed, a visual and audible
alarm is triggered in the following situations:
= when a door is opened
= when the tailgate is opened
= when the bonnet is opened =
when int
erior protection is triggered
(  page 108)
= when tow-away protection is triggered
( page 107)
The ATA system is primed automatically aser
approximately ten seconds in the following situa-
tions:
= aser locking the vehicle with the key
= aser locking the vehicle using KEYLESS-GO 106
Opening and closing

Indicator lamp
1 Oashes when t he ATA system is
primed.
The ATA system is deactivated automatically in the
following situations:
= aser unlocking the vehicle with the key
= aser unlocking the vehicle using KEYLESS-GO =
aser pr
essing the start/stop button with the
key in the stowage compartment
( page 194)
% When the Mercedes!

Priming/deactivating tow-away protection
Multimedia system:
4 © 5
Settings 5
Quick access 
Prime or deactivate Tow-away protection .
Tow-away protection is primed again in the follow-
ing cases:
= The v
ehicle is unlocked again.
= A door is opened.
= The vehicle is locked again.
% If quick access is unavailable, select the Vehi-
cle submenu in t
he Settings main menu to
prime or deactivate tow-away protection. Function of interior protection
When interior protection is primed, a visual and
audible alar

m is triggered if movement is detected
in the vehicle interior.
Interior protection is primed automatically aser
approximately ten seconds:
= aser locking the vehicle with the key
= aser locking the vehicle using KEYLESS-GO Interior protection is only primed when the follow-
ing com
ponents are closed:
= Doors
= Tailgate
Interior protection is automatically deactivated: = aser pressing the Ü or p button on the
key
= aser pressing the start/stop button with the
key in the stowage compartment
( page 194)
= aser unlocking the vehicle using KEYLESS-GO
= when using HANDS-FREE ACCESS
The following situations can lead to a false alarm:
= when there are moving objects suchas mas-
cots in the vehicle interior
= when a side window is open
= when a sliding sunroof is open
= when a panoramic sliding sunroof is open Priming/deactivating interior protection
Multimedia system:
4 © 5
Settings 5
Quick access 
Prime or deactivate Interior motion sensor .
Interior protection is primed again in the following
cases:
= The v

ehicle is unlocked again.
= A door is opened.
= The vehicle is locked again.
% If quick access is unavailable, select the Vehi-
cle menu under Settings t

o prime or deacti-
vate interior protection. 108
Opening and closing

Notes on the correct driver's seat position
&
WARNING Risk of injur y if vehicle settings
are adjusted while the vehicle is in motion
You could lose control of the vehicle in partic-
ular in t
he following situations:
= If you adjust the driver's seat, the head
restraints, the steering wheel or the mirror
while the vehicle is in motion.
= If you fasten your seat belt while the vehi-
cle is in motion. 
Before starting the engine: adjust the
dr

iver's seat, head restraints, steering
wheel and mirror in particular and fasten
your seat belt. Ensure the following when adjusting steering
wheel
1, seat belt 2 and dr

iver's seat 3:
= You are sitting as far away from the driver's
airbag as possible, taking the following points
into consideration:
= You are sitting in an upright position
= Your thighs are slightly supported by the seat
cushion =
Y
our legs are not fully extended and you can
depress the pedals properly
= The back of your head is supported at eye
level by the centre of the head restraint
= You can hold the steering wheel with your
arms slightly bent
= You can move your legs freely
= You can see all the displays on the instrument
cluster clearly
= You have a good overview of the traPc condi-
tions
= Your seat belt sits snugly against your body
and passes across the centre of your shoulder
and across your hips in the pelvic area Seats
Adjusting the front seat
&
WARNING Risk of becoming tr
apped if the
seats are adjusted by children
Children could become trapped if they adjust
t
he seats, particularly when unattended. Seats and stowing
109