MERCEDES-BENZ GLS SUV 2019 Owners Manual

#
Switch on the ignition. #
Press theî button on the combination
switch.
The wiper arms will mo veinto the original
position.
Maintenance display #
Remo vethe pr otective film 1 from the
maintenance display on the tip of the newly
fi tted wiper blades.
If th e colour of the maintenance display changes
from black to yellow, the wiper blades should be
re placed.
% The duration until the colour changes varies
depending on the usage conditions. Re
placing the windsc reen wiper blades
(MAGIC VISION CONT ROL) Moving
the wiper arms tothech ange posi‐
tion #
Switch off the ignition. #
Within around 15seconds, press button
î onthe combination switch
(/ page 165).
The wiper arms will mo veinto thech ange
position. Re
moving the wiper blades #
Tobring the wiper blade into position to
be remo ved: hold the wiper arm firm ly in
one hand. With th eot her hand, turn the
wiper blade in the direction of ar row1
be yond the point of resis tance.
The wiper blade engages in there mo val posi‐
tion with a clic k.16 8
Light and sight

#
Toremo vethe wiper blade: pressrelease
knob 2, pull the wiper blade in the direction
of ar row3and remo ve.
Fi tting the wiper blades #
Push the new wiper blade onto the wiper arm
in the direction of ar row1until release
knob 2engages. #
Press the wiper blade be yond the point of
re sis tance in the direction of ar row3on
th e wiper arm.
The wiper blade engages with a noticeable
click and mo ves freely again. #
Foldthe wiper arm back onto the wind‐
screen. Re
placing the rear window wiper blade Re
moving the wiper blade #
Switch off the ignition. #
Fold wiper arm 2away from there ar win‐
dow until it engages in there placement posi‐
tion. #
Unclip wiper blade 1from wiper arm 2
and remo veit in the direction of ar row 3. Light and sight
16 9

Fi
tting the wiper blade #
Position wiper blade 1with bo thlugs 3on
holder 2onthe wiper arm. #
Push wiper blade 1inthe direction of ar row
4 until it en gage s in holder 2. #
Make sure wiper blade 1is seated cor‐
re ctly. #
Foldthe wiper arm from there placement
position back onto there ar wind ow. Mir
rors Operates
the outside mir rors &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of accident due tomis‐
judgement of dis tances when using the
outside mir ror
The outside mir rors reflect objects on a
smaller scale. The objects in view are in fact
closer than they appear.
As a result, you may misjud gethe dis tance
between you and thero ad user driving
behind you, e.g. when changing lanes. #
Therefore, alw ays look over your shoul‐
der in order toensure that you are
aw are of the actual dis tance between
yo u and thero ad users driving behind
yo u. 17 0
Light and sight

Fo
lding the outside mir rors in/out #
Brief lypress the2 button.
% Ifth e battery has been disconnected or has
dischar ged, the outside mir rors must be
mo ved briefly using button 2. Onlythen will
th e automatic mir rorfo lding function work
proper ly. Ad
justing the outside mir rors #
Press button 1or3 toselect the outside
mir rorto be adjus ted. #
Press button 4toadjust the position of the
mir rorgl ass.
Engaging the outside mir rors
If an outside mir ror has been forc ibly disen‐
ga ge d, proceed as follo ws. #
Vehicles without electrically folding outside
mir rors: manually mo vethe outside mir ror
into the cor rect position. #
Vehicles with electrically folding outside mir‐
ro rs: press and hold button 2.
Yo u will hear a click and the mir ror will audi‐
bly engage in position. The outside mir ror will
now be set tothe cor rect position. Au
tomatic anti-dazzle mir rors function &
WARNING Risk of bu rns and poisoning
due tothe anti-dazzle mir ror electrolyte
Electrolyte may escape if theglass in an
automatic anti-dazzle mir ror breaks. The electrolyte is harmful and causes ir
rita‐
tion. It mu stnot come into contact wi thyour
skin, eyes,respiratory organs or clo thing or
be swallo wed. #
Ifyo u come into contact with electro‐
ly te , obser vethefo llowing:
R Rinse the electrolyte from your skin
and seek medical attention immedi‐
atel y.
R If electrolyte comes into contact
with your eyes, rinse them thor‐
oughly with clean water and seek
medical attention immediately.
R Ifth e electrolyte is swallo wed,
immediately rinse your mouth out
th oroughly. Do not induce vomiting.
Seek medical attention immediately.
R Immedia tely ch ange out of clo thing
which has come into con tact wi th
electrolyte.
R If an allergic reaction occurs, seek
medical attention immediatel y. Light and sight
171

The inside
rearview mir ror and the outside mir‐
ro r on the driver's side automatically go into
anti-dazzle mode if light from a headlamp hits
th e sensor on the inside rearview mir ror.
Sy stem limitations
The sy stem does not go into anti-dazzle mode in
th efo llowing situations:
R the engine is switched off
R reve rsege ar is engaged
R the interior lighting is switched on Fu
nction of the front-passenger outside mir‐
ro r parking position %
The pa rking position is available on ly invehi‐
cles with the mir ror pac kage or memory
function.
The parking position makes parking easier.
In thefo llowing situations, the front-passen ger
outside mir ror swivels down wardinthe direction
of there ar wheel on the front passenger's side:
R the parking position is stored (/ page172)
R the front-passen ger mir ror is selected R
reve rsege ar is engaged
The front-passenger outside mir ror mo ves back
to its original position in thefo llowing situations:
R you shift the transmission toano ther trans‐
mission position
R you are tra velling at speeds greaterth an
15 km/h
R you press the button forth e outside mir ror
on the driver's side St
oring and calling up the pa rking position of
th e front-passenger outside mir ror Sto
ring #
Select the front-passen ger outside mir ror
using but ton1. #
Engage reve rsege ar. #
Movethe front-passen ger outside mir ror into
th e desired parking position using button 2.17 2
Light and sight

Calling up
#
Select the front-passen ger outside mir ror
using but ton1. #
Engage reve rsege ar.
The front-passenger outside mir ror will mo ve
to thestored parking position. Ac
tivating/deactivating the automatic mir ror
fo lding function Multimedia sy
stem:
4 © 5
Settings 5
Vehicle #
Activate or deacti vate Auto. fold-in mirrors . Ope
rating the sun viso rs
Using the single sun visor #
Glarefrom the front: fold sun visor 1
down. #
Glare from the side: release the catch and
swing the sun visor 1tothe side. #
Vehicles with an extendable sun visor: slide
sun visor 1horizontal lyas requ ired.
Using the additional sun visor Light and sight
17 3

#
Vehicles with an additional sun visor: fold
additional sun visor 2down. Area permeable
to radiowav es on the
windscreen Ra
dio-contro lled equipment, such as toll sys‐
te ms, can be mounted only on areas 1ofthe
windscreen that are permeable toradio wav es.
Areas permeable toradio wav es1 are best visi‐
ble from outside theve hicle when the wind‐
screen is illuminated with an extern al light
source. No
tethis position forve hicles with:
R Windsc reen heating
R Infra redre flective windscreen Infrared-reflective windscreen function
The infrared-reflective windscreen is coated and
re duces the build-up of heat in theve hicle inte‐
ri or.
The coating shields theve hicle interior from
ra dio wav es. 174
Light and sight

Overview of climate control sy
stems Note
s on climate control An interior air
filter in combination with the pre‐
fi lter in the engine compartment must alw ays be
used so that the air conditioning sy stem, pollu‐
tion le vel monitoring and the air filtration work
cor rectl y.Make sure that thefilter is ins talled
cor rectly and thefilter housing in the engine
compartment is closed cor rectly using the cap
and alw ays tightly sealed when in operation. Use
fi lters recommended and appr ovedby
Mercedes-Benz. Alw ays ha veservice workcar‐
ri ed out at a qualified specialist workshop. THERMATIC control panel
overview The indicator lamps on
the buttons indicate that
th e cor responding function is activated. 1
w Setsthete mp erature
2 Vehicles without a stationary heater: _
sets the air distribution
Ve hicles with a stationary heater: tcalls
up/exits the air conditioning menu
Pressing and holding thet button
(appr ox.fo ur seconds): resets climate con‐
trol tothe basic settings
3 H Setsthe air flow or switches off climate
control
4 Ã Sets climate control toautomatic
mode(/ page177)
5 ¬ Defrosts the windscreen 6
¤ Switches there ar wind owheater
on/off
7 g Switches air-recirculation mode on/off
(/ page 179)
8 Á Switches the A/C function on/off
(/ page 177)
Switches residual heat on or off
(/ page 179)
9 Vehicles without a stationary heater: 0
swit ches synchronisation on or off
(/ page 179)
Ve hicles with a stationary heater: &
swit ches thest ationary heater on/off
(/ page 182)
A w Setsthe front passenger side temp era‐
ture THERMOTRONIC control panel
overview The indicator lamps on
the buttons indicate that
th e cor responding function is activated. Climate
control 175

1
w Setsthe driver's side temp erature
2 t Calls up/exits the air conditioning
menu
Pressing and holding (appr ox.fo ur seconds):
re sets climate contro lto the basic settings
3 H Setsthe air flow or switches off climate
control
4 Ã Sets climate control toautomatic
mode(/ page177)
5 ¬ Defrosts the windscreen
6 ¤ Switches there ar wind owheater
on/off
7 g Switches air-recirculation mode on/off
(/ page 179) 8
Á Switches the A/C function on/off
(/ page 177)
Switches residual heat on or off
(/ page 179)
9 Vehicles without a stationary heater: 0
swit ches synchronisation on or off
(/ page 179)
Ve hicles with a stationary heater: &
swit ches thest ationary heater on/off
(/ page 182)
A w Setsthe front passenger side temp era‐
ture Overview of
there ar operating unit 1
Sets thete mp erature, left
2 Sets the air distribution, left
3 Sets climate control toautomatic
mode(/ page178)
4 Sets the air flow
5 Switches climate control on/off
(/ page 177)
Switches there sidual heat on/
off(/ page179)
6 Sets the air distribution, right
7 Sets thete mp erature, right 176
Climate cont rol

The settings
forth eth ird seat roware made
depending on the equipment via the multimedia
sy stem (/ page178) or the MBUX rear tablet
(/ page 519). Operating
the clima tecont rol sy stem Switching clima
tecont rol on/off #
Toswitch on: setthe air flow toleve l 1 or
higher using theH button. #
Toswitch off: setthe air flow toleve l 0 using
th eH button.
% If climate control is switched off, the win‐
do ws may mist up more quickl y.Switch off
climate control only brie fly. Switching
the clima tecont rol in there ar
on/off #
Press button 5.
% When clima tecontrol in the second seat row
is switched off, the indicator lamp is activa‐
te d and OFFis shown on there ar displa y. #
Make the settings forth eth ird seat row
depending on the equipment via the multime‐
dia sy stem (/ page178) or the MBUX rear
ta blet (/ page519). Swi
tching the A/C function on or off via the
control panel The A/C function heats, cools and dehumidifies
th
eve hicle's interior air. #
Press theÁ button.
Switch off the A/C function only brief ly;ot her‐
wise, the windo wsmay mist up more quickl y.
Condensation may drip from the underside of
th eve hicle when cooling mode is active. This is
not a sign that there is a malfunction. Calling up
the air conditioning menu Calling up
the air conditioning menu using
th e multimedia sy stem #
Select one of thete mp erature displa ysatthe
lo we r edge of the media displa y. Ac
tivating/deactivating the A/C function via
the multimedia sy stem The A/C function heats, cools and dehumidifies
th
eve hicle's interior air. #
Call up the air conditioning menu
(/ page 177). #
Select First row of seats. #
Select A/C.
Depending on the pr evious status, the func‐
tion is activated or deactivated. Setting climate control
toautomatic mode In auto
matic mode, the set temp erature is con‐
trolled and maintained at a const ant levelby the
air suppl y. #
Press the à button. #
Toswitch tomanual mode: pressthe Ã
button.
In automatic mode, you can choose between five
dif fere nt air quantities using the H button.
Au tomatic mode is retained. Climate control
17 7