MERCEDES-BENZ GLS SUV 2021 Owners Manual

If
yo u push the door into the lock tothe /rst
de tent position, the po wer closing function will
automatically pull the door into the loc k. Loc
Loc
king/unloc
king/unloc king t
king the dr
he driv
iver's door wit
er's door wit h t
h the
he
emerg
emerg encykey
ency key %
Ifyo u wish tolock theve hicle entirely using
th e emer gency key,/rst press the button for
locking from the inside while the driver's door
is open. Then proceed tolock the driver's
door using the emer gency key. #
Remo vethe emer gency key (/ page 83). #
Inse rtthe emer gency key as far as it will go
into opening 1inthe co ver. #
Pull and hold the door handle. #
Pull the co ver on the emer gency key as
straight as possible away from theve hicle until
it re leases. #
Release the door handle. #
T To unloc o unloc k:
k:turn the emer gency key anti-cloc k-
wise toposition 1. #
T
To loc
o loc k:
k:turn the emer gency key clockwise to
position 1. #
Carefully press the co ver onto the lock cylin-
der until it engages and is seated /rml y.88
88
Opening and closing

R
R
unning boar
unning boar ds
ds Oper
Oper
ation of t
ation of t he r
he running boar
unning boar ds
ds Mer
Mer
cedes-Ma
cedes-Ma ybac
ybach v
h vehicles:
ehicles: theve hicle is equip-
ped with elect rically extendable running boa rds. If
yo u ha veselected the automatic mode in the mul-
timedia system, (/ page 90)theru nning boa rd
will extend automatically on there specti veside
when a door is opened. When theru nning boa rds
are extended, check theex cess width of theve hi-
cle.
Yo u can extend or retract theru nning boa rds
manually for cleaning (/ page 90).
% The running boa rds will extend and retract
only if theve hicle is stationar y.
In thefo llowing cases, theru nning boa rds will
re tract automaticall y:
R Ifyo u select an o.- road drive prog ram
( / page 205).
R Ifyo u activate car wash mode (/ page 373).
R Ifth e outside mir rors fold in automatically
(/ page 176). R
Ifyo u are driving at a speed greater than
4 km/h.
If yo u ha veselected the automatic mode in the
multimedia system and you manually extend the
ru nning boa rds when the doors are closed, the
ru nning boa rds will remain extended. Even if you
open a door and then close it again, theru nning
boa rds will remain extended. Automatic mode will
be reactivated only when you are driving at a
speed greater than 4 km/h. &
W WARNING
ARNING Risk of injury when extending
or retracting theru nning boa rds
The running boa rdsex tend at the side during
ex tension. During retraction, theru nning
boa rds are integ rated in the side skirt. Parts of
th e body could become trapped. There may
be people in thera nge of mo vement. There is
a risk of injur y. #
Always ensu rethat there are no people
within thera nge of mo vement of theru n-
ning boa rds. *
N
NOOTE
TE Damage totheru nning boa rds dur-
ing extension or retraction The
running boa rdsex tend at the side during
ex tension. During retraction, theru nning
boa rds are integ rated in the side skirt. #
Make sure that there is su1cient space
during extension and retraction. *
N
NOOTE
TE Damage totheve hicle body or
underbody due tolow ground clearance The
running boa rds are attached totheve hicle
body via the underbody. This limits thegr ound
clearance. #
Drive over obstacles, such as kerbs, par-
ticular lycarefully and slo wly. Obser
vethe cor responding displ aymessages in
th e inst rument cluster (/ page 442). Opening and closing
89
89

Ext
Ext
ending and re
ending and retr
tracting t
acting t he r
he running boar
unning boar ds via
ds via
t
t he multimedia syst
he multimedia syst em
emMultimedia system:
4 © 5
Settings 5
Vehicle
5 SIDE RUNNING BOARD #
Select Extend orRetract.
A
A ut
ut omaticall
omaticall y e
y ext
xtending and re
ending and retr
tracting t
acting t he r
he run-
un-
ning boar
ning boar ds
ds #
Activate or deactivate AUTOMATIC EXTEN-
SION .
% This equipment is available only for Mercedes-
Maybach vehicles. Load com
Load com
par
partment
tment Opening t
Opening t
he t
he tailg
ailgate
ate &
D
DAN
AN GER
GER Risk of poisoning from exhaust
ga ses
Combustion engines emit poisonous exhaust
ga ses, such as carbon monoxide. Exhaust
ga ses can enter theve hicle interior if theta il- ga
te is open when theve hicle is running,
especially if theve hicle is in motion. #
Always switch o. theve hicle before
opening theta ilgate. #
Never drive with theta ilgate open. *
N
NOOTE
TE Damage totheta ilgate caused by
obstacles abo vetheve hicle The
tailgate swings rear wa rds and upwards
when it is opened. #
Make sure that there is su1cient space
behind and abo vetheta ilgate. #
Ifth eta ilgate is unloc ked, pull theta ilgate han-
dle and release it again immediatel y. #
V Vehicles wit
ehicles wit h HANDS-FREE A
h HANDS-FREE A CCESS:
CCESS:make a
kicking mo vement with your foot below the
bumper (/ page 93). #
Pull remo teoperating switch 1until theta il-
ga te opens.
or #
Press and hold thep button on thekey. #
Ifth eta ilgate is stopped in an intermediate
position, pull it upwards. Release it as soon as
it begins toopen. 90 90
Opening and closing

If an obs
tacle obstructs theta ilgate during the
automatic opening process, bloc kage detection
will stop theta ilgate. The automatic bloc kage
de tection function is only an aid. It is not a substi-
tute foryo ur attentiveness. Closing t
Closing t
he t
he tailg
ailgate
ate &
W
WARNING
ARNING Risk of injury from unsecured
items in theve hicle
If objects, lug gage or loads are not secured or
not secured su1cient ly,they could slip, tip
ov er or be thro wn around and thereby hit vehi-
cle occupants.
There is a risk of injur y,particular lyin the
eve nt of sudden braking or a sudden change
in direction. #
Always st owobjects in such a wayth at
th ey cannot be thro wn around. #
Before the journe y,secure objects, lug-
ga ge or loads against slipping or tipping
ove r. Obser
vethe no tes on loading theve hicle. N No
ot tes on closing t
es on closing t he t
he tailg
ailgat
ate:
e: your vehicle is
equipped with automatic keyre cognition. If a key
belonging totheve hicle is de tected in theve hicle,
th eta ilgate will not be loc ked.
No tethat theta ilgate will not be loc ked in thefo l-
lowing situation:
R You ha veloc kedth eve hicle and close theta il-
ga te while a key belonging totheve hicle is
inside theve hicle.
and
R A second key belonging totheve hicle is not
de tected outside theve hicle.
Au tomatic keyre cognition is only an aid and is not
a substitute foryo ur attentiveness. #
Before locking, ensure that at least one key
belonging totheve hicle is outside theve hicle. #
T To close t
o close t he t
he tailg
ailgat
ate:
e: pull theta ilgate down-
wa rds slightl y.Re lease it as soon as it begins
to close. &
W
WARNING
ARNING Risk of becoming trapped dur-
ing automatic closing of theta ilgate
Body parts may become trapped. There may
be people in the closing area. #
Make sure that nobody is in the vicinity
of the closing area during the closing
process.
Use one of thefo llowing options tostop the
closing process:
R Press thep button on thekey.
R Press or pull there mo teoperating switch
on the driver's door.
R Press the closing or locking button on the
ta ilgate.
R Pull theta ilgate handle. V V
ehicles wit
ehicles wit h HANDS-FREE A
h HANDS-FREE A CCESS:
CCESS:it is also
possible tostop the closing process bymaking a
kicking mo vement below there ar bumper. Opening and closing
91 91

#
Switch on the po wer supply or theve hicle. #
Push remo teoperating switch 1until theta il-
ga te is fully closed. #
Press closing button 1ontheta ilgate.
V
V ehicles wit
ehicles wit h KEYLESS-GO
h KEYLESS-GO #
Press locking button 2ontheta ilgate.
If a key is de tected outside theve hicle, the
ta ilgate will close and theve hicle will be
loc ked. #
Press and hold thep button on thekey
(with theke y in the vicinity of theve hicle). V
V
ehicles wit
ehicles wit h HANDS-FREE A
h HANDS-FREE A CCESS
CCESS #
Make a kicking mo vement with your foot
below the bumper (/ page 93).
A
A ut
ut omatic rev
omatic rever
ersing function f
sing function f or t
or the t
he t ailg
ailgate
ate
The tailgate is equipped with automatic bloc kage
de tection with a reve rsing function. If a solid
object hinders or restricts theta ilgate when it is
closing automaticall y,theta ilgate will automati-
cally open again slightl y.Au tomatic bloc kage
de tection with reve rsing function is only an aid. It
is not a substitute foryo ur attentiveness when you
are closing theta ilgate. #
During the closing process, make sure that no
body parts are in the closing area. &
W
WARNING
ARNING Risk of becoming trapped
despite reve rsing function
The reve rsing function will not react:
R tosoT, light and thin objects, e.g. /n gers
R towa rdsth e end of the closing procedure
In these situations in particular, there ve rsing
function cannot pr event someone being trap-
ped. 92
92
Opening and closing

#
Ensure that no body parts are in the
closing area.
If someone is trapped, either: R Press thep button on thekey.
R Press or pull there mo teoperating switch
on the driver's door.
R Press the closing or locking button on the
ta ilgate.
R Pull theta ilgate handle. HANDS-FREE A
HANDS-FREE A
CCESS function
CCESS function Wi
th HANDS-FREE ACCESS you can open, close
or stop the closing process of theta ilgate byper-
fo rm ing a kicking mo vement under there ar
bumper.
The kicking mo vement triggers the opening or
closing process alternatel y. Obser
vethe no tes when opening (/ page 90)
and closing (/ page 91)theta ilgate.
% Twowa rning tones sound when theta ilgate is
opening or closing. &
W WARNING ARNING Risk of burns caused bya hot
ex haust system
The vehicle exhaust system can become very
hot. If you use HANDS-FREE ACCESS, you
could burn yourself bytouching theex haust
system. #
Always ensu rethat you only make a kic k-
ing mo vement within the de tection range
of the sensors. *
N
NOOTE
TE Vehicle damage due touninten-
tional opening of theta ilgate R
when using an automatic car wash
R when using a high pressure cleaner #
Deacti vate the function of theke y in
th ese situations.
or Opening and closing
93
93

#
Make sure that theke y is at a minimum
dis tance of 3 m away from theve hicle. When making
the kicking mo vement, make sure
th at you are standing /rmly on thegr ound. Yo u
could otherwise lose your balance, e.g. on ice.
Obser vethefo llowing no tes:
R The key is behind theve hicle.
R Stand at least 30 cm away from theve hicle
while per form ing the kicking mo vement.
R Do not come into contact with the bumper
while making the kicking mo vement.
R Do not car ryout the kicking mo vement too
slo wly.
R The kicking mo vement must be towa rdsthe
ve hicle and back again. 1
Detection range of the sensors
If se veral consecutive kicking mo vements are not
successful, waitte n seconds.
Syst
Syst em limits
em limits
The system may be impai red or may not function
in thefo llowing cases:
R The sensors are dirty, e.g. due toroad salt or
sno w.
R The kicking mo vement is made using a pros-
th etic leg. The
tailgate can open or close unintentionally in
th efo llowing situations:
R A person's arms or legs are moving in the sen-
sor de tection range, e.g. when polishing the
ve hicle or picking up objects.
R Objects are mo ved or placed behind theve hi-
cle, e.g. the hose of a fuel dispenser, a charg-
ing cable, or lug gage
R Clamping straps, tarp aulins or other co verings
are pulled overth e bumper.
R A pr otective mat with a length reaching over
th e boot sill down into the de tection range of
th e sensors is used.
R The pr otective mat is not secured cor rectl y.
R Workis being done on the trailer hitch, trailers
or rear bicycle rack s.
Deacti vate the function of theke y (/ page 82) or
do not car rytheke y about your person in such
situations. 94
94
Opening and closing

Limiting t
Limiting t
he opening angle of t
he opening angle of t he t
he tailg
ailgate
ate A A
ctiv ctiv ating t
ating t he opening angle limit
he opening angle limit er
er
Yo u can limit the opening angle of theta ilgate in
th eto p half of its opening range up toa point
shortly before the end position. #
Stop the opening procedure of theta ilgate at
th e desired position. #
Press and hold the closing button on theta il-
ga te until you hear a short acoustic signal.
The opening angle limiter will be activated. The
ta ilgate will then stop in the stored position
when opened.
To open theta ilgate full y,pull the handle on the
outside of theta ilgate again aTer it has stopped
automaticall y.
Deactiv
Deactiv ating t
ating the opening angle limit
he opening angle limit er
er#
Press and hold the closing button on theta il-
ga te until two short acoustic signals sound. R
R
eleasing t
eleasing t he t
he t ailg
ailgat
ate in an emerg
e in an emerg ency
ency R
R
eq
eq uir
uir ements:
ements:
R Only for Mercedes-Maybach vehicles. #
Remo vecover1. #
Pull le ver2 inthe direction of the ar row until
th eta ilgate unloc ks. U
U
nloc
nloc king t
king t he t
he tailg
ailgat
ate wit
e wit h t
h the eme rg
he emerg encykey
ency key R
R
eq
eq uir
uir ements:
ements:
R Not for Mercedes-Maybach vehicles.
R The rear seat backrest has been folded
fo rw ard. Opening and closing
95
95

R
The load compartment co ver has been
re mo ved. #
Remo vethe emer gency key (/ page 83). #
Inse rtemer gency key2 into opening 1in
th e trim and push it in.
The tailgate will be unloc ked. Side windo
ws
Side windo ws Opening and closing t
Opening and closing t
he side windows
he side wind ows &
W
WARNI NG
ARNI NGRisk of becoming trapped when
opening a side wind ow
When you open a side windo w,parts of the
body could be dr awn in or become trapped
between the side window and window frame. #
When opening, make sure that nobody is
to uching the side windo w. #
If someone is trapped, release the but-
to n immedia tely or pull it in order to
close the side window again. &
W
WARNING
ARNING Risk of becoming trapped when
closing a side window
When closing a side windo w,body parts could
be trapped in the closing area in the process. #
When closing, make sure that no body
parts are in the closing area. #
If someone is trapped, release the but-
to n immedia tely or press the button in
order toreopen the side windo w. &
W
WARNI NG
ARNI NGRisk of becoming trapped when
ch ildren operate the side windo ws
Children could become trapped if they operate
th e side windo ws,particular lywhen unat ten-
ded. #
Activate thech ild saf ety lock forth ere ar
side wind ows. #
When leaving theve hicle, alw aysta ke the
ke y with you and lock theve hicle. #
Never lea vechildren unattended in the
ve hicle. R
R
eq
eq uir
uir ements:
ements:
R The po wer supply or theve hicle has been
switched on. 96
96
Opening and closing

1
Closing
2 Toopen
The buttons on the driver's door take precedence. #
T
To st
o st ar
art aut
t aut omatic oper
omatic oper ation:
ation:presstheW
button be yond the point of resis tance or pull
and release it. #
T
To int
o int err
errup
upt aut
t aut omatic oper
omatic oper ation:
ation:press or pull
th eW button again. When
theve hicle is switched o., you can con-
tinue tooperate the side windo ws.
This function is available for around four minutes
or until a front door is opened.
% V
V ehicles wit
ehicles wit h electr
h electric r
ic roller sunblinds on t
oller sunblinds on t he
he
leT
leT and r
and r ight r
ight r ear door
ear door s:
s:the buttons forthe
re ar side wind ows also open and close the
ro ller sunblinds (/ page 104).
A
A ut
ut omatic rev
omatic rever
ersing function of t
sing function of t he side windows
he side wind ows
If an obs tacle impedes a side window during the
closing process, the side window will open again
automaticall y.The automatic reve rsing function is
only an aid and is not a substitute foryo ur atten-
tiveness. #
During the closing process, make sure that no
body parts are in the closing area. &
W
WARNING
ARNING Risk of becoming trapped
despite there being reve rsing pr otection
on the side window
The reve rsing function does not react:
R tosoT, light and thin objects, e.g. /n gers. R
during resetting.
The reve rsing function cannot pr event some-
one from becoming trapped in these situa-
tions. #
During the closing process, make sure
th at no body parts are in the closing
area. #
If someone becomes trapped, press the
W button toopen the side window
again. A
A
ut
ut omatic function of t
omatic function of t he side windows
he side wind ows In
thefo llowing cases, the side windo wswill be
closed automatically when theve hicle is switched
o.:
R if it starts torain
Ra in is de tected byara in sensor on the wind-
screen.
R inextreme temp eratures
R aTer a cer tain time (depending on the on-
board electrical system voltage) Opening and closing
97
97