2022 MERCEDES-BENZ GLS Owners Manual

*
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

The
origina lpurc hase agreement foryo ur vehicle
cont ains alis tof theeq uipment inyour vehicle at
th etime ofdeliv ery.
Sho uldyouha ve anyqu estion sconcer ningequip-
ment andoper ation, please consult anaut hor ized
Mer cedes-Benz Center.
The Oper ator's Manual, Supplement, further sup-
plement arydocuments andMaint enance Booklet
ar eim por tant doc ume ntsand should bekept in
th eve hicle. MerMer
cedes meapp cedes
meapp NNo o
t t
es about t es
about the on- deman df he
on- deman dfeatu re eatur
e Yo
ucan also activ ateva rious functions (on-
demand featur e)subsequentl yvia Mer cedes me
aTer purchasing your vehicle.
Inf ormatio nis availabl eat anyaut hor ized
Mer cedes- BenzCen ter. AA
ctiv ctiv
atin gon- demand f atin
gon- demand featur eatur
eusing Mer e
using Mercedes me cedes
me RR
eq eq
uir uir
emen ts: emen
ts:
R The vehicle hasGPS recep tion . R
The vehicle islin kedto theMer cedes meuser
account.
Or Or
der der
ing and activ ing
and activ ating on-demand f ating
on-demand featur e eatur
e #
Addth edesir edon-demand featur efo rth e
ve hicle totheshopping basketinthe
Mer cedesme Store. #
Com pletetheor der .
The on-demand featur eis activ ated when
oper atingth eve hicle.
Spe edin gup activ Spe
edin gup activ ation ation
#
Switchth eve hicle o.and lockit. #
ATer about 2min utes, unlockth eve hicle and
switc hon theve hicle.
The on-deman dfeatur ehas been activated.
Fo rsome featur es,ano ti/cation alsoappear s
in theve hicle' smult imedi asy stem.
If th eactiv ation wasno tsuccessf ul,repeat the
pr ocess. SerSer
vice andv vice
andvehicle oper ehicle
operation ation
VV
ehicle oper ehicle
operation outside t ation
outside the US he
USAor Canada A
or Canada When
youar eabr oad withyo ur vehicle, observe
th efo llo wing points:
R Service points orreplacement partsma yno t
be availabl eimmed iately.
R Unle aded fue lma yno tbe availabl efo rve hi-
cles withacat alytic converter .Leaded fuel
ma ycause damag eto thecat alytic converter .
R The fuel mayha ve an extremel ylo w oct ane
number .Unsuit ablefuelcancauseengine
dam age.
Some Mercede s-Benz modelsareav ailabl ein
Eur ope thro ugh ourEuropean DeliveryPr og ram.
Fo rmor einf ormation, pleaseconsult anaut hor -
ized Mercedes‑Benz service center,or write to
one ofthefo llo wing address:
In t In
the US he
USA: A:
Mer cedes-Benz USA,LLC
Eur opean DeliveryDepar tment
One Mercedes -Benz Drive
Sandy Springs, GA30328 2424
Gener
alno tes

In
Can ada: In
Can ada:
Mer cedes -Benz Canada, Inc.
Eur opean Delivery Depar tment
98 Vander hoofAv enue
To ronto, Ont ario M4G 4C9 MaintMaint
enanc e enanc
e Yo
ur cust omer advisor con/rms theser vice inthe
ser vice repor t. RR
oadside Assist oadside
Assistance ance
The
Mercedes-Benz Roadside Assistance Prog ram
o.er ste ch nica lhel pin thecase ofabr eakdo wn.
Yo ur calls totheto ll-fr eeRoadside Assistance
Ho tline areans weredby our agents 24hour sa
da y,365 days aye ar.
1-8 00-FOR-MER Cede s(1- 800-3 67-6372)(USA )
1-800-387-0100 (Canada)
Yo ucan /ndfur ther information intheMer cedes-
Benz Roadside Assistance Prog ram broc hur e
(US A)orthe"R oadside Assistance" section inthe Ser
viceand Warrant ybookle t(Canad a).Youwill
/n dbo th intheve hicle docume ntwa llet. ChangChang
eof addr e
of addr essorc ess
orchang hang
eof o e
of owner wner
ship ship
In
theev ent ofach ang eof addr ess, please send
us the"No ti/cat ion ofaddr esschang e"inthe
Ser viceand Guarant eebookletor simp lycall the
Mer cedes-Be nzCust omerAss istanc eCent er
(U SA )on theho tline number
1-800-F OR-MER Cedes (1-800-367-6372) orCus-
to mer Service (Canada) on1-800 -387-0100. We
can then reac hyo uin atimel yfa shion ,if nece s-
sar y.
If yo usell your Mer cedes, pleaseleaveall liter a-
tur ein theve hicle sothat itis availabl eto thene xt
ow ner .If yo uha ve pur chased aused vehicle,
please sendusthe"No tice ofPur chase ofUsed
Car" intheSer vice andGuar anteebookle tor sim-
pl ycall theMer cedes-Benz Customer Assist ance
Cent er(US A)attheho tline number
1-800-F OR-MER Cedes (1-800-367-6372) orCus-
to mer Service (Canada) at1-800 -387-0100. PP
ossible dang ossible
dangerdue t er
due to subst o
subst ances hazar ances
hazardous to dous
to
healt h healt
h In
com plian cewithPr oposit ion65("Pr op65 "),the
fo llo wing detach able label hasbeen added to
eac hve hicle soldinCalif ornia: OperOper
atingsaf e atin
gsaf ety ty
&
W W
AR NIN G AR
NIN GRisk ofacciden tdue tomal-
fun ctions orsystem failur es
To avo idmalfunctions orsystem failur es: #
Alwaysha ve thepr escr ibed service and
maint enance workas wellan yre qu ired Gener
alno tes
25 25

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

underbody
paneling.Thesematerials may
ignit eif th ey come intocont actwithho tpar ts
of theex haus tsy stem. #
Have theve hicle checkedand repair ed
immediat elyat aqu ali/ed special ist
wo rkshop.
or #
Ifdr ivi ng safetyis im pair edwhil econ -
tin uin gyo ur jour ney,pull overand stop
th eve hicle immed iately, while paying
att ent ion toroad and tra1c cond itions,
and cont actaqu ali/ed special istwo rk-
shop. VV
ehicle swit ehicle
swit ha48 Von- boar h
a48 Von- boar delect r d
elect rical syst ical
system em
&
D D
AN AN
GER GER
Riskoffata linjur yby touc hing
damag edhigh-v oltagecom ponents
Ve hicles witha48 Von- boar delect rical sys-
te m cont ainindiv idual high-v oltagecom po-
nen ts.These high-voltagecom ponen tsare
under highvoltag e. If
yo umodify component partsof these high-
vo ltag ecom ponents ortouc hdamag edcom-
ponent parts,youma ybe electr ocuted.
High voltag ecom ponents maybe damag edin
an accident, although thedamag ema yno tbe
visible. #
Neverper form modi/cation sto com po-
nen tpar tsof high- voltag ecom ponents. #
Neverto uc hdamag edcom ponent parts
of high-v oltagecom ponents. #
Neverto uc hcom ponent partsof high-
vo ltag ecom ponents aTeranaccident. Ve
hicles witha48 Von- boar delect rical system
cont ainhigh voltag ecom ponents. Thesecompo-
nents aremar kedwit hahigh voltag elabel: All
workon high voltag ecom ponents mustbecar -
ri ed out ataqu ali/ed special istwo rkshop. DeclarDeclar
ationofconf ation
ofconf or or
mity f mity
for wir or
wir eless v eless
vehicle ehicle
com com
pone nts pone
nts US
A:"Radio based device sof this vehicle comply
wit hPa rt15 oftheFCC Rules. Oper ation issub-
ject tothefo llo wing twoconditions: 1)These devi-
ces mayno tcause harmful interfere nce, and2)
Thes ede vice smust accep tan yint erfere nce
re ceiv ed,includin gint erfere nce that ma ycause Gene
ralno tes
27 27

undesir
edoper ation.Chang esormodi/c ations not
ex pressl yappr ovedby thepar tyresponsi blefor
com plian cecould void theuser ’saut hor ityto
oper ateth eeq uipment."
Canada: "Thisvehicle contains licen ce-exemp t
tr ansm itter(s )/recei ver(s) that com plywit hInn o-
va tion, Science andEconomic Development Can-
ada ’slicence-e xemp tRSS(s). Operation issubjec t
to thefo llo wing twoconditions: (1)These devices
ma yno tcause interfere nce. (2)Thes ede vice s
must accep tan yint erfere nce, including interfer-
ence that ma ycause undesiredoper ationof the
de vices." "Lesémetteur s/r écep teur sdans cette
vé hicule sontconforme aux CNR d’Innovation ,
Sci ence set Dé veloppement économiqueCanada
applica blesauxappar eilsradio exem ptsde
licen ce.L’ex ploit ation estautorisée auxdeux con-
ditions suivantes:1) Ces appar eilsnedoiv entpas
pr oduir ede brouillag e;2) Ces appar eilsdoiv ent
accep terto ut brouillag era dioélectr ique subi,
même sile brouillag eest suscep tibled’en com-
pr ome ttrele fonctio nneme nt." Dia
gnos Dia
gnostic sconne ction tics
conne ction
The diagnostic sconne ctionis ate ch nica lint er-
fa ce intheve hicle. Itis used, forex am ple, inthe
cont extof repair andmaint enance workor for
re adin gout vehicle datain aspecial istwo rkshop.
Diag nosticdevice sshould ther efor eonl ybe con-
nect edinaqu ali/ed special istwo rkshop. &
W W
AR NIN G AR
NIN GRisk ofacciden tdue tocon-
nect ingdevices tothediagnost icscon-
nection
If yo uconnect devices tothediagnost icscon-
nection oftheve hicle, thefunction ofvehicle
sy stems andoper atingsaf etyma ybe
im pair ed. #
Forsaf etyre asons, werecommen dth at
yo uonl yuse and connect products
appr ovedby your aut hor ized Mercedes-
Benz Center. &
W W
ARNIN G ARNIN
GRisk ofaccident duetoobjects
in thedr iver's foot we ll
Objects inthedr iver's foot we llma yim pede
pedal trav el or bloc kadepr essed pedal.
This jeopar dizestheoper ating androad safety
of theve hicle. #
Stow allobj ects intheve hicle secur ely
so that they canno tget intoth edr iver's
fo ot we ll. #
Alwaysins tallth e0oor mats securely
and asprescr ibed inorder toensur eth at
th er eis alw ayssu1cie ntroom forth e
pedals. #
Donotuse loose 0oormats anddonot
place 0oormats ontopof one another. *
N NO O
TE TE
Batt erydisc harging from using devi-
ces connect edtothediagnost icsconnec-
tion Using
devices atthediagnost icsconnection
dr ains thebatt ery. #
Chec kth ech arge leve lof thebatt ery. 2828
Gener
alno tes

#
Ifth ech arge leve lis low, charge thebat-
te ry,e.g .by driving aconsider abledis-
ta nce. Plea
sealsono te theinf ormation aboutthe12 V
batt eryand shor t-distance trips inthe"Dr iving
and Parking" chap ter(/ page178). Connecting
andusing another device withth e
diagnos ticsconnection canhave thefo llo wing
e.ect s:
R Malfunctions intheve hicle system
R Perm anen tdamag eto vehicle compone nts
Ple ase referto thewa rrant yte rm sand cond itions
fo rth is matt er.
Mor eover,conn ectingeq uipmen tto thediagnos-
tics connection canlead toemissions monitoring
inf ormation beingrese t,forex am ple. This may
lead totheve hicle failing tomee tth ere qu ire-
ments ofthene xt emissions inspection during the
main inspecti on. Quali/edQuali/ed
specialis specialis
tw t
w or k or
kshop shop
An author ized Mercedes-Be nzCent erisaqu ali-
/ed special istwo rkshop. Ithas thenecessar y
special skills,tools and quali/cations tocor rectl y
car ryout thewo rkrequ ired on your vehicle. This
par ticu larlyappli estosaf ety-re leva nt wo rks. Fo
rth efo llo wing, alwaysha ve your vehicle
ch eckedat an aut hor ized Mercedes-Benz Center:
R Safety-re leva nt wo rks
R Serviceand maintena nce work
R Repair work
R Mod i/catio nsaswellas inst allations andcon-
ve rsions
R Workon electr oniccomponent s
R V V
ehicles wit ehicles
with48 Von-boar h
48 Von-boar delectr d
electr icalsyst ical
system: em:
wo rkon thehigh-v oltagecom ponent ofthe48
V on-boar delectr icalsystem
Mer cedes‑Benz recommen dsaMer cedes‑B enz
ser vice center. Cor
r Cor
rect use oft ect
use ofthe v he
vehicle ehicle
If yo ure mo veanywa rning stickers,yo uor other s
could failto recogn izecertain dang ers. Lea ve
wa rning stickers inposition. Gener
alno tes
29 29

Obser
vethefo llo wing information inpar ticular
when driving your vehicle:
R The safetyno tesin this Oper ator's Manual,
ve hicle-spe ci/csuppl emen tsand further sup-
pleme ntar ydocume nts
R Tech nica ldat afo rth eve hicle
R Tra1c rules and regula tions
R Laws and safetyst an da rdsper taining tomo tor
ve hicles Spo
r Spo
rt Util ityV t
Util ityVehicle ehicle
&
W W
AR NIN G AR
NIN GRisk ofacciden twhen thecen-
te rof grav ity istoohigh
The vehicle mayst ar tto skid androllo verin
th eev ent ofsudden steer ing maneuv ers
and/or whentheve hicle' sspeed isno tadap-
te dto thero ad cond itions. #
Alwaysadap tyo ur speed anddriving
sty leto theve hicle' sdr ivi ng charact eris-
tics and tothepr ev ailin gro ad and
we ather cond itions. Util
ityvehicles have asigni/cantl yhighe rro llo ver
ra te than other types ofvehicles.
If th is type ofvehicle isno tdr iven safely, an acci-
den tcan occur ,th eve hicle canrollove rand
occupants cansu.er serious oreven fata linju-
ri es.
In aro llo vercr ash, anunbelt edper son issign i/-
can tly mor elik elyto die than aper son wearing a
seat belt.
Yo uand allvehicle occupan tsshould alwayswe ar
yo ur seat belts. NNo o
t t
es f es
for per or
per sons wit sons
withelectr h
electr onicmedical aids onic
medical aids
Mer cedes-Benz AGcanno t,despit ecar efully
de veloping vehicle systems, completely rule out
th eint eraction ofvehicle systems withelect ronic
med icalaid ssuc has cardiac pacema kers.
In addit ion,th er ear ecom ponents installed inthe
ve hicle that, rega rdless oftheoper ating status of
th eve hicle, cangener atema gne tic/elds onapar
wit hper manent magne ts.Thes e/e lds canbe
fo und, forex am ple, inthear ea around themulti- media
andsound system oralso inthear ea ofthe
seats, dependingon theve hicle equipme nt.
Fo rth is reason, thefo llo wing canoccur inisolat ed
cases ,depending ontheaids used:
R Medical aidsmalfunctionin g
R Adversehealt he.ect s
Obser vetheno tesand warnings ofthemanuf ac-
tur erofthemedical aids;ifin doubt, contactthe
de vice manuf acturerand/or your doct or.If th er e
is continuin guncer tainty concer ningthepossibil-
ity ofmedical aidsmalfunctionin g,Mer cedes-
Benz AGrecommen dsusing onlyfew electr ical
ve hicle systems and/ ormain taining adist ance
fr om thecom ponents.
Onl yha ve repair sand maint enance workinthe
ar ea ofthefo llo wing components carried out ata
qu ali/ed special istwo rkshop:
R Vehicle compone ntscar rying livevo ltag e
R Transmi ssionantenn a
R Mul time diasystem and soun dsy stem
If yo uha ve anyqu eries orsugg estion s,consult a
qu ali/ed special istwo rkshop. 3030
Gene
ralno tes