2020 MERCEDES-BENZ GLS Owners Manual

#
Pull one ofrelease loops 1. #
Foldthere ar seat backres tfo rw ards. #
Beforest ar tin gth ejour ney,mak esur eth at
th ere ar seat backres tand there ar ben ch
seat areeng aged. Head
restra ints Ad
jus tingthe fron tse at head restra ints
mec hanica lly &
WARNIN GRisk ofinju rythro ugh adjust‐
ing vehicle settin gswhile theve hicle isin
mo tion
Yo uco uld lose contro lof theve hicle inthe
fo llo wing situat ionsinpar ticular :
R Ifyo uadj ustth edr iver's seat, thehead
re stra int s,thesteer ing wheel orthemir‐
ro rwhi letheve hicle isin mo tion.
R Ifyo ufa sten your seat beltwhile theve hi‐
cle isin mo tion. #
Beforest ar tin gth eengine: adjustth e
dr iver's seat, thehead restra int s,the st
eer ing wheel orthemir rorand fasten
yo ur seat belt. &
WARNIN GRisk ofinju rydue tohead
re stra int swhic har eno tins talled orare
adjus tedincor rectl y
If hea dre stra int sar eno tins talled orare
adjus tedincor rectly ,th ehead restra int scan ‐
no tpr ov ide protect ion asintended.
Ther eis an incr eased risk ofinjur yin the
head andneckar ea, e.g. intheeve ntofan
acci dent or wh en braki ng. #
Alw aysdr ive wit hth ehead restra int s
ins talled. #
Beforedr ivin gof f,mak esur efo rev ery
ve hicle occupant that thecent erofthe
head restra int suppor tsthebac kof the
head atabout eyeleve l. Do
notint erch ang eth ehead restra int sof the
fr ont and rear seat s.Ot her wise, youwill notbe
able toadjus tth eheight andangleof thehead
re stra int scor rectl y. Ad
jus tth ehead restra int fore -and -aftpo sitio nso
th at itis as clo seasposs ibletothebac kof your
head. #
Toraise: pullthehead restra int up. #
Tolowe r:press release knob 1 inthedir ec‐
tion ofthear row and push thehead restra int
do wn. Seat
sand stow ing 111

#
Tomo veforw ard: press release knob 2
and pullthehead restra int forw ard. #
Tomo vebac kwards: press release knob 2
and push thehead restra int bac kwards.
Ad jus tingthe fron tse at lux uryhe ad
re stra ints mechanica lly #
Tomo veforw ard: press release knob 1
and pullthehead restra int forw ard. #
Tomo vebac kwards: press release knob 1
and push thehead restra int bac kwards. Ad
jus tingthe EASY ADJUS Tlux uryhea d
re stra ints onthefront seat smec hanicall y
This equipmen tis available onlyforMer cedes-
Ma yba chvehicles. #
Tomo veforw ard: press release knob 1
and pullthehead restra int forw ard. #
Tomo vebac kwards: press release knob 1
and push thehead restra int bac kwards. #
Toadjus tth eside bolsters of thehead
re stra int :pull orpush right orleft-han dside
bols ter2.
% The fore -and -aftpos ition ofthehead
re stra int will beadjus tedaut omatic allywhen
yo uadj ustth ebac kres tusing thebutt ons on
th edoor control panel.
Ad jus tingthe head restra ints ofthere ar
seats mechanic ally
Dependi ngon theve hicle equipment, thehead
re stra int son theth ird row ofseats aswellas the
cent erhea dre stra int onthesecon dro w of seat s
can beadjus tedmec hanicall y. 11
2
Sea tsand stow ing

Head
restra int ofthest andar dve hicle (exa mp le) #
Toraise: pullthehead restra int up. #
Tolowe r(s ta ndard vehicl es):pr ess the
re lease knob 1 inthedir ect ion ofthear row
and push thehead restra int down. #
Tolowe r(M erce des -Ma ybachvehicl es):
pus hth ehead restra int down. Ve
hicl eswith ath ird ro w of sea ts
The head restra int son theth ird row ofseats
ha ve ausag eand non-usag eposit ion.The usag e
posit ionistheex tende d,topposition inwhic h
th ehead restra int eng ages; thenon -usag eposi‐
tion isthebo ttom, retract ed positio nof thehead
re stra int .If th eseats ontheth ird row ofseats
ar ebeing used,thehead restra int mus tbe inthe
to p, eng aged usag eposition . #
Ifth eth ird ro w of sea tsisoccup ied:mo ve
th ehead restra int sto theve ry topand have
th em engageth er e. #
Ifth eth ird ro w of sea tsisno toccup ied:
mo vethehead restra int sto theve ry bottom.
Ins talling/r emoving thehead restra int ofthe
mi dd lerear seat onthesecond row
Re mo ving
Thi sfu nctio nis available onlyforse ven-sea ter
ve hicles. #
Release thecent errear seat backres tand
fo ld itforw ardsligh tly (/ page13 1). #
Pullth ehead restra int upw ards asfaras it
wil lgo. #
Push release knob 1 inthedir ect ion ofthe
ar row and pulloutthehead restra int . Seat
sand stow ing 11
3

Ins
tallin g #
Inser tth ehead restra int suc hth at the
no tches onthebar areon thelef twhen
vie we din thedir ect ion oftra vel. #
Push thehead restra int down untilit
eng ages. #
Foldthecent errear seat backres tbac kunt il
it eng ages.
Ad jus tingthe luxuryhe ad restra ints ofthe
re ar seats mechanic ally
Mer cedes-Ma ybachve hicl es:youcan seton ly
th eside bolsters mec hanica lly.Yo ucan adjust
th eang leof thehead restra int elect rical ly. Head
restra int ofthest andar dve hicle (exa mp le) #
Toadjus tth eside bolsters of thehead
re stra int :pull orpush right orleft-han dside
bols ter1. #
Toadjus tth eang leof thehead restra int :
pull orpush thehead restra int inthedir ec‐
tion ofthear row 2.
At tac hin gan dre mo ving the addi tional cush‐
io n of the luxuryhe ad restra int inthere ar
passe nger comp artment
This equipment isavailable onlyforMer cedes-
Ma yba chvehicles. Use
theadditional cushiononlywhen theve hicle
is statio nary.The additional cushionisin the
ve hicle. #
Position thehead restra int asfarfo rw ards as
poss ible. #
Toattac hth ead dit ional cushion:hold
addit ional cushion1agains tth ehead 11
4
Sea tsand stow ing

re
stra int and push press studs 2intoth e
cou nter pieces . #
Toremo vethead dit ional cushion:release
pr ess studs 2and remo veaddit ionalcus h‐
ion 1. Conf
iguringtheseat settings Multi
media system:
4 © 5
Comfort 5
Seat Comfort
Ad jus tingthe backres tco ntou rin the lumb ar
re gion oftheseat backres t(lum bar) #
Sele ctLumbar . #
Sele ctthese ttings Z forth edesir edseat. #
Adjus tth eair cushions .
Ad jus tingthe backres tsi de bolste rs #
Select SideBol sters . #
Adjus tth eair cushion forth edesir edseat.
Se tting theseat heatingbala nce #
Sele ctSeat HeatingBalan ce. #
Adjus tth eheat distribution forth edesir ed
seat. Se
tting automat icseat adjustm ent &
WARNIN GRisk ofbeco ming trap ped
du ring adjus tment ofthedr iver's seat
af te rcall ing upadr iver profile
Selecting apr ofile ma ytrigg eran adju stment
of thedr iver's seat totheposition save d
und erthepr ofile. Youor other vehicle occu‐
pants couldbeinjur edinthepr ocess. #
Mak esur eth at when theposition of
dr iver's seat isbeing adjustedusing the
multime diasystem, nopeople orbody
par tsarein theseat's rang eof mo ve‐
ment.
If th er eis arisk ofsomeone becoming trap‐
ped, stop theadjus tmentpr ocess immedi‐
at ely: #
a)Tapth ewa rning mess ageon the
media display. or
#
b)Press amemor yposition buttonora
seat adjus tmentswitc hon thedr iver's
door .
The adjus tmentpr ocess isstopped. Re
quirement s
R Adaptin gth edr iver's seat andsteer ing wheel
position tothebody size:automatic seat
adjus tmenthas been switchedon.
Multimedia system:
4 © 5
Set ting s5
Vehicle
5 Auto. SeatAdjustmen t
Switc hingautomat icseat adjustm ent on/of f
When theactiv euser profile isch ang edwhile
th eve hicle isstatio nary,thedr iver's seat, steer‐
ing wheel, outside mirrors and seat contour are
aut omat icallyadap tedto thedr iver . #
Select OnorOff. Seats
andstow ing 11
5

%
This setting isavailable onlyforindivi dual
user profile s. Fo rth egues tpr ofile, auto‐
matic seatadjus tmentcann otbe switc hed
on oroff.Fu rther information aboutuser
pr ofiles (/ page348).
Ad jus tingdr iver' sse at and steer ing wheel
posit iontobody size
The vehicle calculat esasuit able driver's seat
and steer ing wheel position onthebasis ofthe
dr iver's body sizeandsets this dir ect ly. #
Tosetth eunit ofmea surement :selec tcm
or ft/in. #
Setth esize using thescale. #
Select Start Position ing.
The driver's seat andsteer ing wheel position
is adjus tedto thebody sizethat has been
se t.
% Ifth edr iver's seat andsteer ing wheel posi‐
tion calculat edbytheve hicle isno tpr actical
or comf ortable, itcan bemanuall ych ang ed
at anytim evia thecon trol butt ons.
The outside mirrors areno tse tvia this func ‐
tion .Ins tead, they have tobe setmanually
via theswitc hes. %
Youcan also maketh ese settings viathe
Mer cedes meportalfo ryo ur user profile. By
syn chronizi ngthepr ofiles intheve hicle and
th eMer cedes meconnect profiles, youcan
car ryove rth ese settings foryo ur vehicle.
Fu rther information aboutsynchronizing user
pr ofiles (/ page35 1).
Se tting theeasy entryand exitfeatur e #
Select Steering Wheel& Seat ,Steering
Whee lOnly orOff.
% Ifyo uuse anind ivid ual user profile and have
se tyo ur body size,this inf ormatio nis car ried
ove rfo rth eeasy entryand exitfeatur e.This
caus esthedr iver's seat andsteer ing wheel
to aut omat icallymo veintoth ecor rect pos i‐
tion (/page 350). Sel
ecting thema ssag epr og ram forthe fron t
se ats Mu
ltimed iasystem:
4 © 5
Comfort 5
Massage #
Select amassag epr ogr am . #
Startth epr ogr am forth edesir edseat 0065. #
Tosetth ema ssag eint ensit y:switc hHigh
Inten sityonoroff.
% Forth ere ar seat s,themassag epr og ram can
be sele cted on thefo llo wing device s(if avail‐
able):
R Onthere ar displa ys
The selection canbemade forth ere ar
seat son thesecon dand third row sof
seats.
R OntheMBUX rear table t
The select ionismade inthesame wayas
on there ar displa ysforth ere ar seat son
th esecon dro w of seat s. Re
setting seat settings Multimedia
system:
4 © 5
Comfort 5
Seat Comfort #
Select Reset. #
Select 00D1forth edesir edseat.
The settings forth eselect edseat arere se t. 11
6
Sea tsand stow ing

Switc
hingtheseat heatingon/of f &
WARNIN GRisk ofburnsdue torepeat‐
edl yswitc hingontheseat heating
Re peat edly switc hingontheseat heating can
cause theseat cushion andseat backres t
padding tobecome very hot.
The healt hof per sons withlimit edtemp era‐
tur esensit ivityoralimit edability toreact to
high temp eratur esma ybe affect ed orthey
ma yeve nsu ffer bur n-lik einjur ies. #
Donotre peat edlyswitc hon theseat
heating. To
protect agains tove rheating, theseat heating
ma ybe temp orarily deactiv ated afte rit is
swi tched onrepeat edly.
* NO
TEDama getotheseats caused by
object sor document swhen theseat
heating isswitc hedon When
theseat heating isswitc hedon,over‐
heati ngmayoccur duetoobject sor docu‐ ment
splaced ontheseats, e.g.seat cush‐
ions orchild seats .This could cause damag e
to theseat surface. #
Makesur eth at no obj ect sor doc u‐
men tsareon theseats when theseat
heating isswitc hedon. Re
quirement s:
R The powe rsupp lyis swi tched on. Seat
heatinginthecoc kpit Seats
andstow ing 11
7

Sea
thea ting inthere ar passe nger com partment Seat
heatingintheth ird row ofseats #
Toswitc hon/incr easetheleve l:pr ess but‐
to n1 repeat edly until thedesir edheating
le ve lis set.
Depe ndingon theheating leve l,up tothre e
indic ator lam pswill light up. #
Toswitc hof f/r educe theleve l:pr ess but‐
to n1 repeat edly until thedesir edheating
le ve lis set.
If all indic ator lam psareof f,th eseat heating
is switc hedoff.
% The seat heating willautomatic allyswitc h
do wn from theth re eheating leve ls afte r8,
10 and 20min utes unt ilth eseat heating is
switc hedoff. Se
tting thepa nel heat ing Multi
media system:
4 © 5
Set ting s5
Vehicle
5 Panel Heatin g
When theseat heating isswitc hedon,thear mr‐
es ts, thecent erpanels ofthedoor sand thecen‐
te rconsole canbeheat ed. #
Switc hth efunc tion forth edesir edseats on
or off. Switc
hingtheseat ventilat ionon/of f Re
quirement s: 11
8
Sea tsand stow ing