2022 MERCEDES-BENZ GLS tires

Light
andvisibility Light
andvisibility ............... .........................148 148
Ext erior lighting ............... ............... ............. 148
Int erior lighting ............... ............... .............. 153
Wi ndsh ieldwiperand wind shield washer
sy stem ........................................................ 155
Mir rors <000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F> 160
Ar ea per mea bletoradio waveson the
wind shield ...... ............................................. 163
Infr ared-r e0ectiv ewind shield funct ion ......... 163 ClimatClimat
econt r e
cont rol ol
...... .....................................1 64 164
Ov ervie wof climat econtr olsystems ............ 164
Oper ating theclimat econtr olsystem .......... 165 DrDr
iving andpar iving
andparking king
..................................... 173 173
Dr iving ........................................................1 73
DY NAMI CSEL ECTsw itch... .........................1 88
Au tomatic transmission ...............................1 92
Tr ansf ercase ..............................................1 97
Fu nctio nof the4MA TIC...............................1 98
Re fuel ing.....................................................1 99
Pa rking ...... ...... ...........................................2 01
Dr iving anddriving safetysy stem s... ... ......... 209
Tr ailer hitch... ... ...........................................2 77 Ve
hicle towing instructi ons .......................... 281 InsIns
tr tr
umen tdispla umen
tdispla yand on-boar y
and on-boar dcom- d
com-
put put
er er
........................................................... 282 282
No teson theinst rument displa yand on-
boar dcom puter...... .................................... 282
Ov ervie wof ins trument display... ................. 283
Ov ervie wof thebutt ons onthesteer ing
wheel .................... ...................................... 284
Oper ating theon-boar dcom puter..... ...........2 84
Ov ervie wof displa ysintheinst rument
displa y... ..................................................... 286
Head-u pDispla y... ....................................... 286 MBUX
multimed iasyst MBUX
multimed iasystem em
............................2 89 289
Ov ervie wand oper ation ...............................289
Sy stem settings .......................................... 298
Na vigatio n.......... .........................................302
Te lephone ................................................... 312
Mer cedes meapp ....................................... 316
Mer cedes-Benz emergency callsy stem ....... 323
Ra dio &media ........ .....................................3 26
Sound settings ............................................333 MaintMaint
enance andcar enance
andcare e
....... .......................... 334 334
ASS YSTPL US service interva ldispla y...... .... 334
Engine compartment ................................... 335
Cleaning andcare...... ................................. 341 BrBr
eakdo eakdo
wnassist wn
assist ance ance
.................................350 350
Emer gency .......... .......... .............................. 350
Fla ttir e.......... .............................................351
Batt ery(v ehi cle).......... ................................357
To w star tin gor towing away <000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F> 362
Elec trica lfuses <000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F> 367 Whee
lsand tir Whee
lsand tires es
<000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F000F
000F000F000F000F000F000F000F000F000F> 370 370
No teson noiseorunu sual handl ingchar-
act eristics ................................................... 370
No teson regula rly in spect ing wheel sand
tir es ............................................................ 370
No teson sno wch ains ................................. 371
Ti re pressur e.... .... ....................................... 371
Loading theve hicle .....................................3 76
Ti re labeling ............ .................................... 381
De/n itionofterm sfo rtir es and loading .......386
Changing awheel ........................................ 388
Emer gency sparewheel ...............................3 99 Cont
ents
3 3

*
N N
O O
TE TE
Impai rment oftheoper ating e1-
ciency ofthere str aint system sfrom
inst alling acce ssorypar tsor from repair s
or we lding Airbags
andEmer gency Tensio ning Device s,
as wellas contr olunits andsensor sfo rth e
re str aint system s,ma ybe inst alle d in thefo l-
lo wing areas ofyour vehicle:
R Door s
R Door pillars
R Door sills
R Seats
R Coc kpit
R Instrumen tclus ter
R Cent erconsole
R Lateral roof frame #
Donotins tallacces sorypar tssuc has
audio systems inthese areas. #
Donotcar ryout repair sor we lding. #
Have accessor ypar tsretro/tt edata
qu ali/ed special istwo rkshop. Yo
ucould jeopar dizetheoper ating safetyof your
ve hicle ifyo uuse parts,tires and wheels aswell
as acces sories releva nt tosaf etywhic hha ve not
bee napp rove dby Mer cedes-Be nz.Safety-re leva nt
sy stems ,e.g. thebr ak esy stem, maymalfunction.
Onl yuse genuine Mercedes-Be nzpar tsor par tsof
eq ual qualit y.Onl yuse tires, wheels andacces-
sor ypar tsthat have been speci/call yappr oved
fo ryo ur vehicle model .
Genu ineMer cedes- Benzpar tsaresubj ectto
str ictqu alit yinsp ections. Eachpar thas been spe-
ciall yde veloped, manufacturedorselect edfor
Mer cedes-Be nzvehicles andadap tedto them.
Ther efor e, onl yge nuine Mercedes-Be nzpar ts
sh ould beuse d.
Mor eth an 300,0 00di.er entgenuine Mercedes-
Benz partsareav ailabl efo rMer cedes-Benz mod-
els.
All aut hor ized Mercedes-Benz Centersmaint aina
suppl yof genuine Mercedes-Be nzpar tsforneces-
sar yser vice andrepair work.In add ition, strategi-
cal lylocat edpar tsdeliv erycent erspr ov ide for
qu ick and reliable partsser vice. Alw
aysspecif yth eve hicle identi/cation number
(VIN) (/page407) when order ing genuine
Mer cedes-Be nzpar ts. Ope
r Ope
rat at
or's Manua l or's
Manua l
This Operator's Manual andtheDigit alOper ator's
Manual intheve hicle descr ibethefo llo wing mod-
els and thestandar dand special equipment for
yo ur vehicle:
R The model sand thestandar dand special
eq uipment availabl eat thetime ofthis Oper a-
to r's Manual goingtopress.
R The models andthestandar dand special
eq uipment onlyav ailabl ein cer tain countr ies.
R The models andthestandar dand special
eq uipment, whichwill onlybe availabl eat a
lat er dat e.
No tethat your vehicle mayno tbe equipp edwith
all featur esdescr ibed.This isalso thecase for
sy stems releva nt tosaf ety. Theref ore, theeq uip-
ment onyour vehicle maydi.er from that inthe
descr iptions andillustrations. Gener
alno tes
23 23

re
pair scar ried out ataqu ali/ed special -
is two rkshop. &
W W
AR NIN G AR
NIN GRisk ofacciden tor injurydue
to incor rect modi/cations onelect ronic
com pone ntpar ts
Mo di/cation ofelec tronic compone nts,their
soTw areor wir ing could impair their function
and/or thefunction ofother networke dcom-
ponent partsor saf ety-re leva nt systems .
This canenda nger theoper ating safetyof the
ve hicle. #
Neverta mp erwit hth ewir ing and elec-
tr onic component partsor their soT-
wa re. #
Youshould have all workon electr ical
and electr oniccomponent scar ried out
at aqu ali/ed special istwo rkshop. Obser
vethe"On-boar delectr onics" section in
"T ec hnical data". &
W W
ARNIN G ARNIN
GRisk of/redue to0amma ble
mat erial son hotpar tsof theex haus tsy s-
te m
Flammable material suc has lea ves, grass or
twig sma yign ite if th ey come intocont actwith
ho tpar tsof theex haus tsy stem. #
When drivi ng on unpa vedro ads oro.-
ro ad, regula rly ch eckth eve hicle under-
side. #
Remo vetrapp edplants orother 0amma-
ble mat erial, inpar ticu lar. #
Ifth er eis damag e,consult aqu ali/ed
special istwo rkshop immed iately. *
N N
O O
TE TE
Dam ageto theve hicle duetodriv-
ing toofast anddu eto impacts tothe
ve hicle underbod yor suspen sioncompo-
nen ts In
thefo llo wing situations, inpar ticular ,th er e
is arisk ofdamag eto theve hicle:
R The vehicle become sgr ounded, e.g.ona
high curb oran unpavedro ad
R The vehicle isdriven toofast ove ran
obst acle, e.g.acurb, speed bumpor pot-
hole
R Ahea vyobject strikes theunderbody or
suspension components
In situations suchas these, damag eto the
body ,underbody ,suspension component s,
wheels ortires ma yno tbe visible. Compo-
nent sdamag edinthis wa ycan unexpect edly
fa ilor ,in thecase ofan accident, mayno lon-
ge rabsorb there sult ing forc eas intended.
If th eunderbody panelingisdamag ed,0am-
mable materials suchas lea ves, grass ortwig s
can colle ctbetween theunderbody andthe 2626
Gener
alno tes

BrBr
ea king-in not ea
king-in notes es
To
preser vetheengine during the/r st
1,000 miles(1,500 km):
R Drive at varying road speeds andengine
speeds .
R Donotdr ive at speeds great erthan 85 mph
(140 km/h ).
R Drive th eve hicle indrive pr og ram A
or ;.
R ShiT tothene xt highest gear attheve ry latest
when theneedle reac hes thelast third bef ore
th ere dar ea intheta ch ome ter.
R DonotshiT down manuall yin order tobrak e.
R Avoid overstraining theve hicle, e.g.dr ivi ng at
fu llth ro ttle.
R Donotdepress theacceler ator pedal pastthe
pr essur epoint (kickdo wn).
R Onlyincr ease theengine speedgraduall yand
acceler ateth eve hicle tofull speed aTer
1, 000 miles (1,500 km).
Thi salso applies when theengine orpar tsof the
dr ivet ra in have been replaced. Please
alsoobser vethefo llo wing breaking-in
no tes:
R Incer tain driving anddriving safetysy stem s,
th esensor sadjust automaticall ywhile acer -
ta in dist ance isbeing driven aTer theve hicle
has been deliveredor aTer repair s.Fu llsy s-
te m e.ectiv enessisno tre ac hed untilth eend
of this teac h-in process.
R Brak epads, brak ediscs andtires that are
eit her newor have been replaced onlyac hie ve
op timum braking e.ect andgrip aTer several
hund redkilome ters of drivin g.Com pensat efo r
th ere duced braking e.ect byappl ying great er
fo rc eto thebr ak epedal. NNo o
t t
es on op es
on optimized acceler timized
acceleration ation
If
all necessar yre qu irements andactiv ation con-
ditions areful/lled ,th ebest possible acceleration
can beachie vedfrom ast andst ill.
Do notuse theop timized accelerationonpublic
ro ads. Individual wheels couldspinandyoucould
lose contr olof theve hicle. Thereis an incr eased
ri sk ofskiddin gand/ oracciden t. Be
sureto obser vethesaf etyno tesand informa-
tion onESP ®
(/ page212) . Pul
lingawa Pulli
ngawa ywit y
wit hop h
op tim ized accel er tim
ized accel erati on ati
on &
W W
AR NIN G AR
NIN GRisk ofskidd ing and having an
accid entfr om wheel sspin ning
When youuse optimized acceleration,individ-
ual wheels couldspinandyoucould losecon-
tr ol of theve hicle.
If ESP ®
is deact ivat ed, ther eis arisk ofskid-
din gand acciden t. #
Mak esur eth at no per sons orobs tacles
ar ein theclose vicinity ofyour vehicle. RR
eq eq
uir uir
emen ts: emen
ts:
R The vehicle hasbeen brok en in(/ page177 ).
R The vehicle andtires arein good condition.
R Youar eon ahigh-g rip roadw ay.
R The engine andtrans missionar eat nor mal
ope rating temp eratur e. Dr
iving andparking
177 177

#
Obser vethech ang edvehicle heightwit h
add-o nro of equipment . NNo o
t t
es on dr es
on drivin gwit ivin
gwit har h
aroof load, tr oof
load, trailer orfull y ailer
orfull y
laden v laden
vehicle ehicle
When drivin gwit haloaded roof lugg agera ck or
tr ailer aswellas withafull yladen orfull yoccu-
pied vehicle, theve hicle' sdr ivi ng and steer ing
ch aract eristics chang e.
Yo ushould bearthefo llo wing inmind:
R Donotex ceed theper missible roof load and
to wing capacity .Also obser vethete ch nica l
dat ain thepr int ed Oper ator's Manual.
R Evenl ydistr ibuteth ero of load, andplace
hea vyobjects atthebo ttom. Also complywit h
th eno teson loadin gth eve hicle
(/ page124) .
R Drive att ent ivel y, and avoidsuddenl ypulling
awa y,braking andsteer ing aswellas rapid
cor ner ing.
No t No
tes on dr es
on driving onsalt-tr iving
onsalt-tr eat eat
edr ed
roads oads
The braking e.ect islimit edon salt-tr eatedroads. Ther
efor e, obser vethefo llo wing notes:
R Due tosalt build-up onthebr ak ediscs and
br ak epads, thebr aking distance canincrease
consider ablyor result inbraking onlyon one
side
R Main tain amuc hgr eat ersaf edist ance tothe
ve hicle infront
To remo vesalt build-up :
R Brak eoccasion allywhile paying attent ion to
th etra1c conditions
R Carefull ydepr essthebr ak epedal attheend
of thejour neyand when star ting thene xt jour -
ne y
N No o
t t
es on h es
on hydr ydr
oplaning oplaning
Hydr oplaning cantake place onceacer tain
amount ofwa terhas accumula tedon thero ad
sur face.
Obser vethefo llo wing notesdur ing heavyprecipi -
ta tion orincondi tions inwhi chhydroplaning may
occur :
R Reduce speed
R Avoid tireru ts R
Avoid sudden steer ing movements
R Brak ecar eful ly
% Also observe theno teson regula rly ch ecking
wheels andtires (/ page370).
N No o
t t
es on dr es
on driving t iving
thr hr
ough w ough
wat at
er on t er
on the r he
road sur- oad
sur-
f f
ace ace
Wa terwhic hhas entered intoth eve hicle can
damag eth eengine, electricsand transmission.
Wa tercan also entertheair intakeof theengine
and cause engine damage.
Obser vethefo llo wing ifyo umust drive th ro ugh
wa ter:
R Obser vethemaximum permissible ford ing
dep th(/ pag e418).
R Drive at amaximum speedof6mp h
(10 km/h );wa tercan other wise enterthe
ve hicle interior oreng inecom partmen t.
R Vehicles trave ling infront, oroncoming vehi-
cles, cancreat ewa veswhic hma yex ceed the
maximum permissible depthofthewa ter.
The brak ing e.ect ofthebr ak es isreduced aTer
fo rd ing. Brak ecar efull ywhile paying attention to Dr
iving andparking
181 181

Yo
ucan displa yth ecur rent distr ibutionofdrive
to rq ue son allfour wheels inthehead-up display
and intheright-h anddispla yra ng eof theinst ru-
ment displa y.The higher there specti vescale is
/lled, thehigher thecor respond ingdrive to rq ue
is .
If yo ufa ilto adap tyo ur driving style, 4MA TICcan
neit her reduce therisk ofan acciden tnor override
th elaws ofphysics. 4MA TICcanno tta ke accoun tof
road, weather and tra1c cond itions. 4MATICis
onl yan aid. Youar ere sponsi bleespeci allyfo r
maint ainingasaf edist ance from theve hicle in
fr ont ,fo rve hicle speed, forbr aking ingood time
and forst ay ing inlane.
% Inwintr yro ad cond itions, themaximum e.ect
of 4MA TICcan beachie vedonl yif yo uuse
wint ertires (M+S tires), withsno wch ains if
nece ssary. RR
efueling efueling
RR
efueling t efueling
the v he
vehicle ehicle
&
W W
ARNIN G ARNIN
GRisk of/reor explosion from
fuel
Fu els arehighl y0amma ble. #
Fire ,open 0ames, smokingand creati ng
spar ksmust beavo ided. #
Beforere fuel ing, switcho. theve hicle
and, ifins talled, thestationar yheat er,
and leavethem switc hedo.dur ing refu-
eli ng. &
W W
ARN ING ARN
INGRiskof inju ryfrom fuels
Fu els arepoisonous andhazar dous toyour
healt h. #
Donotsw allo wfuel orletit come into
cont actwithskin, eyes orclo thing. #
Donotinhale fuelvapor . #
Keep childr enawa yfrom fuel. #
Keep door sand windo wsclosed during
th ere fuel ingproces s.
If yo uor other peopl ecome intocont actwith
fu el, obser vethefo llo wing: #
Immedia tely rinse fuel o.your skin with
soap andwater. #
Iffuel comes intocont actwithyo ur eyes,
immediat elyrinse them thor oughl ywit h
clean water. See kme dica lat tention
imm ediately. #
Ifyo usw allo wfuel, seek medical atten-
tion immediat ely. Do notinduce vomit-
ing. Dr
ivin gand parking
199 199

te
ms and your responsi bility;yo uma yot her wise
fa ilto recogn izedang ers(/ page209).
Ac tiveTra1c JamAssis tactiv ates aut omati callyas
soon asallofthere qu irements areme t:The ¬
st atus displa yappear sin theinst rument cluster
when thefunction isactiv e.
Re quirements:
R Youar ein atra1c jamonafree wa yor hig h-
spee dma jorro ad.
R ActiveDist ance AssistDIS TRONI Cis acti vated
and activ e(/ page222) .
R ActiveBr ak eAssi stisavailabl e(/ page233) .
R ActiveSt eer ing Assist isactiv ated and activ e
(/ page231).
R ActiveTra1c JamAssis tis activ ated
(/ page227).
R Youar etrav eling nofaster than 35 mph
(60 km/h ).
Sy st Sy
stem limits em
limits
The system limit ations ofActiveDist ance Assist
DIS TRONI Cand ActiveSt eer ing Assist applyto
Ac tiveTra1c JamAssis t. A A
ctiv ctiv
atin g/deact iv atin
g/deact ivatin gA atin
gActiv ctiv
e e
Tr Tr
a1c a1c
JamAssis t Jam
Assis t
Mul time diasystem:
4 © 5
Setting s5
Qui ckAccess #
Select ¬. DS
R(Do DS
R(Do wnhil lSp eed R wnhil
lSp eed Regu lation) egu
lation) FF
unct ionofDS R(Do unct
ionofDS R(Do wnhil lSp eed R wnhil
lSp eed Regu lation) egu
lation)
DS Ris an aid toassis tyo uwhen driving downhill.
It ke eps thespeed oftrav el at theselect edtarg et
speed. Thesteeper thedo wnhill gradien t,the
gr eat ertheDSR braking e.ect ontheve hicle. On
0at stre tches ofroad and uphil lgr adien ts,the
DSR brak es theve hicle minimall yor notat all.
When DSRis activ ated and thetransmission isin
position 005B,005Eor005C, DSR contr olsthedr iving
speed. Thetarg et speed canbesetto ava lue
be tween 1mp h(2 km /h)an d11 mph(1 8km /h).
By brak ing oracce lera ting, youcan drive at a
higher orlowe rspeed than theta rg et speed at
an ytime .
DSR isdeacti vatedaut omaticall yif yo udr ive at
speeds great erthan 28 mph (45km/h) orselect
dr ive pr og ram C orB. Theî Offmes- sag
eth en appear sin themultifun ctiondispla y.
The status indicator inthemultifun ctiondispla y
disappear s.Youalso hear awa rning tone.
Mer Mer
cedes-Ma ced
es-Ma ybac yb
ac hv h
vehi cles: ehi
cles:in drive pr og ram
£ ,th eDSR function islikew ise notav ailabl e.
No t No
tes on DSR es
on DSR &
W W
AR NIN G AR
NIN GRisk ofskiddi ngand acciden t
when DSRis activ ated on slipp eryro ad
sur faces
If th edr iven speed andtheta rg et speed di.er,
th ewheels maylose traction. #
Take intoaccount thero ad sur face and
th edi.er ence between thedr iving speed
and targ et speed beforeactiv atingDS R. Obser
vetheno teson drivi ng systems andyour
re sponsi bility;yo uma yot her wise failto recogn ize
dang ers(/ page209) .
Yo uar ealw aysre sponsi bleforke eping controlof
th eve hicle andforasses singwhether thedo wnhill
gr adien tcan beneg otiat ed. Depending onroad
sur face and tires, DSR mayno talw aysbe able to
ke ep totheta rg et speed. Select ata rg et speed Dr
iving and parking
227 227

R
When theengine isoTen leTidling forlong
per iods
R Oper ation inpar ticular lydust ycondition s
and/or ifair -recir culation modeisfreq uentl y
used
In these orsimilar operating conditions, have the
int erior air/lter,air /lter,engine oiland oil/lter,
fo rex am ple, chang edmor efreq uen tly. The tires
must becheckedmor efreq uentl yif th eve hicle is
oper ated und erincr eased loads. Further informa-
tion canbeobt aine dat aqu ali/ed special istwo rk-
shop. Bat
t Bat
ter er
ydiscon nectionper y
discon nectionperiods iods
The
ASSYST PLUS service interva ldispla ycan cal-
culat eth eser vice duedateonl ywhen thebatt ery
is connect ed. #
Displa yand note down theser vice duedate
on theinst rument displa ybef oredisconne ct-
ing thebatt ery(/ page334). Engine
com Engine
compar par
tment tment
Opening
andclosing t Opening
andclosing the hood he
hood &
W W
ARNIN G ARNIN
GRisk ofaccident duetodriving
wit hth ehood unlocked
The hood mayope nand blockyour vie w. #
Neverre lease thehood when driving. #
Beforeev erytrip, ensur eth at thehood is
loc ked. &
W W
ARNIN G ARNIN
GRisk ofaccident andinjury
when openingand closin gth ehood
The hood maysuddenl ydr op intoth eend
position.
Ther eis arisk ofinjuryfo ran yone inthe
hood's rang eof mo vement. #
Donotopen orclose thehood ifth er eis
a per son inthehood's rang eof mo ve-
ment. &
W W
ARNIN G ARNIN
GRisk ofbur nswhen openin gth e
hood
If yo uopen thehood intheev ent ofan ove r-
heat edeng ineor/rein theengine compart-
ment, thefo llo wing situations mayoccur :
R Youma ycome intocont actwithho tga ses.
R Youma ycome intocont actwithot her
escapin gho toper ating0uids. #
Beforeopen ingthehood, allowthe
engine tocool down. #
Intheev ent ofa/r ein theengine com-
par tment, keep thehood closed andcall
th e/r eser vice. &
W W
ARNIN G ARNIN
GRisk ofinjur ydue tomo ving
par ts
Com ponen tsintheengine compartment may
continue torunor star tune xpectedl yev en
when thedr ive sy stem isswitc hedo..
Obser vethefo llo wing ifyo umust open the
hood: Main
tenanc eand care
335 335