2020 MERCEDES-BENZ GLS SUV Owner's Manual

&
WARNIN GRisk ofacci dent dueto mis‐
judgment ofdis tances when using the
passeng ermir ror
The outside mirroron thefront -passen ger
side reflect sobjec tson asmaller scale.The
objec tsinvie warein fact clos erthan they
appear .
As are sult, youma ymis judgethedis tance
be twee nyo uand thero ad user drivin g
behin dyo u, forex am ple, when chang ing
lane s. #
Ther efor e, alw ayslook over your sho ul‐
der inorder toensur eth at youar e
aw areof theactual distance betwee n
yo uand thero ad user sdr ivin gbehin d
yo u. Fo
lding theout side mirrors in/out #
Brief lypress butt on2.
% Ifth ebatt eryhas been discon nectedorhas
disc harged, theoutside mirrors mus tbe
mo vedbr ief lyusing button2. Onlyth en will
th eaut omatic mirrorfo lding function work
pr oper ly. %
Mer cedes-Ma ybachve hicles: whentheout‐
side mirrors fold in, theex tenda ble ru nning
bo ards willre tract ifth ese wereprev iousl y
ex tende d.
Ad jus tingthe outsi de mir rors #
Press butt on1 or3 toselect theoutside
mir rorto be adjus ted. #
Use button4 toadjus tth eposition ofthe
mir rorgl ass.
Eng agin gth eout side mirrors
If an outsid emir rorhas been forc ibl ydisen ‐
ga ge d, proceed asfollo ws . #
Vehicles without electr icallyfo lding outside
mir rors:manu ally pu sh theoutside mirror
int oth ecor rect pos ition. #
Vehicles withelectr icallyfo lding outsidemir‐
ro rs:pr ess and holdbu tton 2.
Yo uwill hear aclic kand themir rorwil lau di‐
bl yeng agein posi tion. Theoutsi demir rorwil l
no wbe setto thecor rect pos ition. Lig
htand visibility 16
7

Au
tomatic anti-glar emir rors functio n &
WARNIN GRisk ofaci dbu rnsand poi‐
soning duetotheanti- glar emir rorelec‐
tr olyt e
Electr olytema yescap eif th eglass inan
aut omat icant i-glar emir rorbr eak s.
The electr olyteis hazardous tohealt hand
causes irrita tio n.Itmu stnotcome intocon‐
ta ct with your skin, eye s,respir ator yor ga ns
or clo thing orbe swallo wed. #
Ifyo uco me intoco ntact withelec tro‐
ly te ,obser vethefo llo wing:
R Imm ediat elyrinse theelectr olyte
fr om your skin wit hwa terand seek
medica latt ention.
R Ifelectr olyt ecomes intocont act
wit hyo ur eyes, immediat elyrinse
th em thor oughly withclean water
and seek medicalattent ion.
R Ifth eelectr olyt eis sw allo wed,
immediat elyrinse your mout hout
th or oughl y.Do notind uce vomiting.
Seek medica latt ention immedi ately . R
Immedia tely ch ang eout ofclo thing
whic hhas been contaminat edwith
electr olyt e.
R Ifan allergic react ion occurs, seek
medi calattent ion imm ediat ely. The
inside rear vie wmir rorand theoutside mir‐
ro ron thedr iver's side willautomaticall ygo into
anti- glar emode iflight from aheadlam phit sth e
sensor ontheinside rear vie wmir ror.
Sy stem limit s
The system will notgo intoanti- glar emode if:
R The engineisswit ched off.
R Reversege ar iseng aged.
R The interior light ingisswit ched on. Fr
ont- passeng erout side mirrorpar kingpos i‐
tio nfun ction %
The parking posit ionisavailable onlyin vehi‐
cles withamemor yfunct ion.
The parking position makespar king easier . In
thefo llo wing situat ions,th efront -passen ger
outside mirrorwil lswi veldo wn wardsin the
dir ect ion ofthere ar wheel onthefront passeng‐
er's side:
R The parking position isstor ed (/ page16 9)
R Thefron t-pa ssenger mirror isselect ed
R Reversege ar iseng aged.
The fron t-passe nger out side mirrorwil lmo ve
bac kto its original positioninthefo llo wing sit‐
uation s:
R Youshif tth etra nsmiss iontoano ther trans‐
mission position
R Youar etrave ling atspeeds great erthan
9 mp h(1 5 km/h)
R Youpr ess thebutt onforth eoutside mirror
on thedr iver's side 16
8
Light andvisib ility

St
oring and calling upthepa rking posit ionof
th efront- passeng erout side mirror Sto
ring #
Select thefront -passen geroutsi demir ror
usin gbut ton1. #
Eng agere ve rsege ar. #
Movethefront -passen geroutsi demir rorint o
th edesir edpar king position usingbutton2. Calling
up #
Select thefront -passen geroutsi demir ror
usin gbut ton1. #
Eng agere ve rsege ar.
The fron t-passe nger out side mirrorwil lmo ve
to thestor ed par king position. Ac
tiv atin g/deac tivatin gthe automati cmir ror
fo lding function Multime
diasystem:
4 © 5
Set ting s5
Vehicle #
Switc hAutom aticFolding onoroff. Oper
ating thesun visor s
Using thesing lesun visor #
Glarefrom thefront :fo ld sun visor 1
do wn. #
Glar efrom theside: release thecatc hand
swing sunvisor 1totheside. Light
andvisibility 16
9

#
Slide sunvis or1 horizont ally as requ ired.
Using thead dit ional sunvisor #
Foldaddition alsun visor 2down. Ar
ea per mea bletoradio wav eson the
wind shield Ra
dio-co ntro lled equipmen t,suc has tollsy s‐
te ms, can bemount edonly onareas 1ofthe
winds hieldthat areper meabl eto radio wav es.
Ar eas permeable toradio wav es1 arebes tvisi‐
ble from outside theve hicle when thewindshield
is illuminat edwithan extern al light source.
No tethis posit ionforve hicles with:
R Windsh ield hea ting
R Infrared reflect ive windshield Infr
ared-r eflectiv ewindshield function
The infra red-r eflectiv ewindshield iscoat edand
re duces thebuild-up ofheat intheve hicle inte‐
ri or .
The coating shieldstheve hicle interior from
ra dio waves. 17
0
Light andvisib ility

Ov
ervie wof climat econtr olsystems No
teson climat econtr ol An
interior airfilt er incom binat ionwithth epr e‐
fi lt er intheengine compartmen tmus talw aysbe
used sothat theair con ditionin gsy stem, pollu‐
tion leve lmon itor ing and theair filtration work
cor rectl y.Mak esur eth at thefilt er isins talled
cor rectl yand thefilt er housin gin theengine
com partmen tis closed correctl yus ing thecap
and alwaystightl ysealed wheninoper ation. Use
fi lt er sre comme ndedandapprove dby
Mer cedes-Ben z.Alw aysha ve ser vice workcar‐
ri ed out ataqu alif ied spec ialistwo rkshop. Ov
ervie wof thecontr olpa nel fordual -zone
aut omat icclimat eco ntr ol The
indicatorlam pson thebutt ons indicat eth at
th ecor responding functionisactiv ated. 1
0082 Setsthete mp eratur e
2 A Callsup/exitstheair con ditionin g
menu
Pr essing andholding theA button
(appr ox.fo ur sec onds): rese ts climat econ‐
tr ol to thebasic settings
3 H Setstheair flow orswitc hesoffclimat e
cont rol
4 0058 Setsclimat econtr olto aut omat ic
(/ page17 3)
5 0064 Defrosts thewindshield
6 006C Switchesthere ar wind owheat er
on/of f 7
0072 Switchesair-recir culation modeon/
of f(/ page17 5)
8 0056 Switches theA/C function on/
of f(/ page17 3)
Swi tches residua lheat on/of f(/ page17 5)
9 0 Activates /de activatessync hroniza‐
tion(/ page17 4)
A 0082 Setsthefront passeng erside temp era‐
tur e Ov
ervie wof thecontr olpa nel for3-zo ne
aut omat icclimat eco ntr ol The
indicatorlam pson thebutt ons indicat eth at
th ecor responding functionisactiv ated. Clima
tecontr ol17
1

1
0082 Setsthete mp eratur eon thedr iver's
side
2 A Callsup/exitstheair con ditionin g
menu
3 H Setstheair flow orswitc hesoffclimat e
cont rol
4 0058 Setsclimat econtr olto aut omat ic
(/ page17 3)
5 0064 Defrosts thewindshield
6 006C Switchesthere ar wind owheat er
on/of f
7 0072 Switchesair-recir culation modeon/
of f(/ page17 5) 8
0056 Switches theA/C function on/
of f(/ page17 3)
Swi tches residua lheat on/of f
(/ page17 5)
9 0 Activates /de activatessync hroniza‐
tion(/ page17 4)
A 0082 Setsthete mp eratur eon thefront
passeng erside Ov
ervie wof there ar oper ating unit Ex
am ple:US A
1 Setsthete mp eratur e,lef t
2 Setstheair distribution, left 3
Setsclimat econ trol to aut omat icmode
(/ page17 3)
4 Setstheair flow
5 Switches climat econtr olon/of f
(/ page 173)
Swi tches there sidua lheat on/of f
(/ page17 5)
6 Setstheair distribution, right
7 Setsthete mp eratur e,right
The settings forth esecon dand third row of
seats (equipment- dependent )can bemade via
th ere ar oper atingunit ,th emultimedia system
(/ page17 4) or theMBUX rear table t
(/ page47 3) dep ending ontheve hicle's equip‐
ment. Oper
ating theclima tecont rolsy stem Switc
hingclima tecont rolon/of f #
Toswitc hon: setth eair flow toleve l1 or
higher usingtheH button. #
Toswitc hof f:se tth eair flow toleve l0 using
th eH button. 17
2
Climat eco ntro l

%
Ifclimat econtr olisswitc hedoff,th ewin‐
do ws mayfo gup mor equ ickl y. Swi tchof f
cli mat econtr olonly briefly. Switc
hingtheclima tecont rolin there ar
passe nger comp artment on/off #
Press butt on5.
% When climatecontr olinthesecon dseat row
is switc hedoff,th eindicat orlam pis activ a‐
te dand OFF issho wnonthere ar displa y. Switc
hingtheA/C function onoroffvia the
cont rolpan el The
A/Cfunc tion heats ,cools anddehumidif ies
th eve hicle's interior air. #
Press the0056 button.
Switc hof fth eA/C function onlybr ief ly;ot her‐
wise, thewindo wsmayfo gup mor equ ickl y.
Con densation maydr ip from theunder sideof
th eve hicle when cooling modeisactiv e.This is
no ta sign that ther eis amalfunct ion. Calling
uptheair condit ioning menu Calling
uptheair condit ioning menuusing
th emu ltim edia system #
Sele ctone ofthete mp eratur edispla ysatthe
lo we redg eof themedia display. Ac
tiv atin g/deac tivatin gthe A/Cfunc tionvia
the multi mediasy stem The
A/Cfun ction heat s,coo lsand dehumi difies
th eve hicle's interior air. #
Call uptheair con ditionin gmenu
(/ page17 3). #
Select FirstRo wof Sea ts. #
Select A/C .
Depe nding on thepr ev ious status ,th efunc ‐
tion isactiv ated ordeactiv ated. Se
tting climat econtr olto aut omatic mode In
automatic mode, these tte mp eratur eis con ‐
tr olled andmaint ained atacon stant leve lby the
air suppl y. #
Press the 0058 button. #
Toswitc hto manu almode :pr es sth e 0058
butt on.
In aut omatic mode,youcan choose between five
dif fere nt airqu ant ities usin gth e H button.
Au tomatic mode isretained. Au
tomatic allyco ntr olling the climat eco ntr ol
in the rear passe nger comp artment In
automatic mode, these tte mp eratur eis regu‐
lat ed bythete mp eratur eof thedispensed air
and theair flow . #
Press the0058 button(/ page17 2). Ov
ervie wof air distributio nse ttings The
symb olsonthedispla yindicat ewhic hve nts
th eair flow isbeing direct edthro ugh:
0061 De
fros terand side airvents
009C Ce
nter and side airve nts
009B Fo
otwe lland side airvents
009F Ce
nter,si de and foot we llve nts Cl
ima tecontr ol17
3

0086
Defr
oster,fo ot we lland side airvents
008F All
vents
0087 Defr
oster,middl eand side airvents
00A2 Au
tomatic airdistribu tion Se
tting theair distribut ion #
Call uptheair con ditionin gmenu
(/ page17 3). #
Select FirstRo wof Sea tsor Second Rowof
Sea ts. #
Tosetth eair distribut ion: selec t0061,
009C or009B. #
Setth eair flow .
% Severalair distribution option scan beselec ‐
te dat thesame time,forex am ple tosetth e
te mp eratur e/air conditionin gfo rth ewind‐
shield andthefo ot we llssimult aneousl y.
The 0061 climat econt rolfo rth ewindshield
can onlybe select edforth efirs tse at row . Se
tting climat econtr olforthe rear
passe nger comp artment (multime diasys‐
te m) Se
ttin gthe temp eratur e #
Call uptheair con ditionin gmenu
(/ page17 3). #
Select Second Rowof Sea tsor Thi rdRowof
Sea ts. #
ForMa yba chvehicles: selectSecond Rowof
Seats.
% Maybac hve hicles areeq uipped withone and
tw orow sof seats. #
Setth ete mp eratur e.
Se tting theair flow #
Call uptheair con ditionin gmenu
(/ page17 3). #
Select Second Rowof Sea tsor Thi rdRowof
Sea ts. #
ForMa yba chvehicles: selectSecond Rowof
Seats. %
Maybac hve hicles areeq uipped withone and
tw orow sof seats. #
Setth eair flow .
Contr olling there ar climat eco ntr olaut omat‐
ical ly #
Select REAR AUTO.
Re ar clim atecon trol iscon trolled automat i‐
call y.
Deact ivat ing rear climat eco ntr ol #
Select REAROFF.
Re ar clim atecon trol isdeac tivated. Ac
tiv atin g/deac tivatin gthe climat eco ntr ol
syn chronizat ionfunction viathecontr ol
pa nel Climat
econ trol can besetcen trall yusing the
sync hronization function.Thetemp eratur eand
air distribution setting forth edr iver side isadop‐
te daut omatic allyfo rall clima tecontr olzones. #
Press the 0 button. 17
4
Climat eco ntro l