2023 MERCEDES-BENZ GLC COUPE fuel cap

*
N N
O O
TE TE
Dam ageto thedr ivet ra in and
engine whenpulling away #
Donotwa rm uptheengine whilethe
ve hicle isstation ary. Pull awayimme di-
at ely. #
Avoid high engin espeeds anddrivin gat
full thro ttle until theengine hasreac hed
its oper atingte mp eratur e. *
N NO O
TE TE
Damag eto thecat alytic converter
due tonon-c ombusted fuel The
engine isno tru nning smoothly and ismis-
/r ing.
No n-combus tedfuel mayget intoth ecat alytic
con verter . #
Onlydepr esstheacceler ator pedal
slightl y. #
Have thecause recti/ed immedi atelyat
a qu ali/ed special istwo rkshop. *
N NO O
TE TE
Reduced batterylif e due tofreq uen t
sh ort-d istanc etrips The
12Vba tter yma yno tbe su1c iently
ch arge dwhen theve hicle isused onlyfo r
shor t-dista nce trips .This reduces thelife of
th ebatt ery. #
Drive long erdist ances regula rly to
ch arge thebatt ery. *
N N
O O
TE TE
Dam ageto theve hicle duetonot
obs erving themaximum permitt edhead-
ro om clear ance If
th eve hicle heightisgre ater than themaxi-
mum permitt edheadr oomclearance, thero of
and other partsof theve hicle maybe dam-
ag ed. #
Obser vethesign post edheadr oomclear-
ance. #
Ifth eve hicle heightisgreat erthan the
per mitt edheadr oomclearance, donot
ent er. #
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 youdr ive wit 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 willchang 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 (/page97).
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
Br aking perform ance willbelimi tedon salt-tr ea-
te dro ads. 142142
Dr
iving and parking

#
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. #
Chang eimmediat elyout ofclo thing that
has come intocont actwithfu el. &
W W
AR NIN G AR
NIN GRisk of/reand explosion due
to electr ostatic charge
Electr ostatic charge can ignite fue lva por . #
Beforeyo uopen thefuel /ller capor
ta ke hold ofthepum pnozzle, touc hth e
me tallic vehicle body. #
Toavo idcreating another electr ostatic
ch arge ,do notge tint oth eve hicle again
dur ing there fuel ingproces s. *
N NO O
TE TE
Dama gecaused bythewr ong fuel Ve
hicles withaga solin eeng ine: Ev
en small amoun tsof thewrong fuelcould
re sult indamag eto thefuel system, the
engine andtheemission controlsystem. #
Onlyre fuel with low- sulf urspar k-ignition
engine fuel.
This fuelmaycont ainupto10% ethanol .Yo ur
ve hicle issuit able foruse withE10 fuel.
Ne verre fuel with one ofthefo llo wing fuels:
R Diesel
R Gasoline withmor eth an 10% ethanol by
vo lume, e.g.E15, E85,E100
R Gasoline withmor eth an 3% methanol by
vo lume, e.g.M15, M30,M85,M100
R Gasoline withadditiv escont aining metal
If yo uha ve acciden tally re fuel edwith the
wr ong fuel: #
Donotswitc hon theve hicle. #
Con sult aquali/ed specialistwo rkshop. *
N NO O
TE TE
Do notuse diese lto refuel vehicles
wit haga solin eeng ine If
yo uha ve acciden tally re fuel edwith the
wr ong fuel:
R Donotswitc hon theve hicle. Other wise
fu el can entertheengine.
Ev en small amounts ofthewr ong fuel
could result indamag eto thefuel system
and theengine. Therepair costs arehigh. #
Consult aqua li/ed specialist workshop. #
Have thefuel tank and fuellines draine d
com pletely. *
N N
O O
TE TE
Dam ageto thefuel system caused
by ove r/lled fueltank s #
Only/l lth efuel tank until thepum pnoz-
zle switc heso.. Dr
iving andparking
153 153

*
N N
O O
TE TE
Fuelma yspr ayout when you
re mo vethefuel pum pnozzl e #
Only/ll thefuel tank until thepum pnoz-
zle switc heso.. RR
eq eq
uir uir
ements ements
R The vehicle isunl ocked.
Obser vetheno teson oper ating0uids andfuel.
Onl yre fuel with fuel that has atleas tth eoct ane
number speci/ed intheinf ormation labelinthe
fuel /ller 0ap. Othe rw ise, engine outputcanbe
re duced andfuelconsum ption incr eased. 1
Fuel/ller 0ap
2 Brac ketfo rfuel /ller cap
3 Tire pressur eta ble
4 QRcode forre scue card
5 Fueltype #
Press onthebac kar ea offuel /ller 0ap1. #
Turn thefuel /ller capcount er-cloc kwise and
re mo veit. #
Inser tfuel /ller capfrom aboveintobr ac ket
2 . #
Com pletely inser tth epum pnozzle intoth e
ta nk /ller nec k,hook inplace andrefuel . #
Only/l lth efuel tank until thepum pnozzle
switc heso.. #
Replace thecap onthe/ller neckand turn
cloc kwise untiliteng ages audibl y. #
Close fuel/ller 0ap1. PP
ar ar
king king
PP
ar ar
king t king
the v he
vehicle ehicle
&
W W
ARNIN G ARNIN
GRisk ofaccident andinjur y
caused byan insu1cie ntlysecur edvehi-
cle rolling away
If th eve hicle isno tsecur elypar kedsu1-
cient ly,it can rollawa yin an uncon troll ed way
eve nat asli ght downh illgradien t. #
Onuphil lor downhil lgr adien ts,turnth e
fr ont wheel sso that theve hicle rolls
to wa rdsth ecurb ifit star ts mo ving. 154154
Dr
iving andparking

#
Ther efor e, pla ce the/lling hoseinthe
plastic bagthat cont ainedth eTIREFIT
kit. +
ENVI
R ENVI
RONMENT ONMENT
ALNO AL
NOTE TE
Environment al
pollution causedbyenvironment allyirre -
sponsi bledisposal Ti
re sealan tcont ains pollu tants. #
Have thetir esealant bottle disposed of
pr ofessionall y,e.g. atan aut hor ized
Mer cedes-Benz Center. #
Stow thetir esealant bottle and thetir ein0 a-
tion compressor . #
Pull awayimme diately. #
Stop drivin gaTer approximat elyte nminut es
and checkth etir epr essur eusing thetir e
in0 ation compressor .
The tirepr essur emust nowbe atleast
130 kPa(1.3 bar/19 psi). &
W W
ARNIN G ARNIN
GRisk ofaccident duetothe
speci/ed tirepr essur eno tbein gatt aine d
If th especi/ed tirepr essur eis no tre ac hed,
th etir eis toobadl ydamag ed.The tiresealant
canno tre pair thetir ein this inst ance.
The braking anddriving charact eristics maybe
gr eatl yim pair ed. #
Donotcontinue driving. #
Consult aqua li/ed specialist workshop. In
cases suchas theone mentioned above,con-
ta ct an aut hor izedMer cedes-B enzCent er.Or call
1-80 0-FOR -MERCedes (intheUS A)or
1-800-387- 0100(inCanada). #
Correct thetir epr essur eif it is still atleast
130 kPa(1.3 bar/19 psi).SeetheTire and
Loadi ngInformatio nplacar don theB‑pillar on
th edr iver's side orthetir epr essur eta ble in
th efuel /ller 0apforva lues. #
T T
o incr o
incr ease t ease
the tir he
tirepr e
pr essur essur
e: e:
switc hon the
tir ein0 ation com press or. #
T T
o r o
reduc et educ
ethe tir he
tirepr e
pr ess ur ess
ure: e:
press press ure
re lease button1 next to manome ter2. #
When thetir epr essur eis cor rect, unscr ewthe
/ll ing hose from theva lve of thesealed tire. #
Screw theva lve cap ontoth eva lve of the
sealed tire. #
Pullth etir esealant bottle outofthetir ein0 a-
tion compressor .
The /lling hosestay son thetir esealant bottle. #
Drive to thenear estquali/ed special istwo rk-
shop andhave thetir e, tiresealant bottle and
/lling hosereplaced ther e. 292292
Br
eakdo wnassist ance

#
Mak esur eth at thePOSITIVE term inal of
a connect edbatt erydoes notcome into
cont actwithve hicle parts. #
Neverplace metalobjects ortools ona
batt ery. #
When connecting anddisconnecting the
batt ery, alw aysobser vetheseq uence of
batt eryte rm inals descr ibed. #
Duringstar ting assist ance, alwaysta ke
car eto conn ectonlybatt eryte rm inals of
identical polarity. #
Duringstar ting assist ance, observethe
seq uen cedescr ibedforconnecting and
disconnecting thejum per cables. #
Donotconnect ordisconnect thebat-
te ry term inals withth eengine running. &
W W
ARNI NG ARNI
NGRisk ofexplosion duetoamix-
tur eof explosiv ega ses
A mixtu reofexplosiv ega ses can escape from
th ebatt erydur ing chargin gand jump star tin g. #
Fire ,open 0ames, smokingand creati ng
spar ksmust beavo ided. #
Mak esur eth at ther eis su1cien tve ntila -
tion. #
Donotst and overth ebatt ery. &
W W
ARNI NG ARNI
NGRisk ofexplosion from afrozen
batt ery
A disc hargedbatt eryma yfreeze attemp era-
tur es slightl yabo veorbelo wfreezin gpoint.
Dur ingstar ting assist anceorbatt erych argin g,
batt eryga scan bereleased. #
Alwaysallo wabatt eryto thaw before
ch argin git or per form ing star ting assis -
ta nce. If
th eindicat or/warning lampsintheins trument
clust erdo notlight upatlow temp eratur es,itis
ve ry likelyth at thedisc hargedbatt eryhas frozen.
In this case youma yneit her jump-st artth eve hi-
cle nor charge thebatt ery.
The service life of abat tery that has been thawe d
ma ybe dramaticall yshor tened. Thestar ting char- act
eristics maybe impair ed,especi allyat low
te mp eratur es.
It is recommen dedthat youha ve ath awe dbatt ery
ch eckedat aqu ali/ed special istwo rkshop.
All v All
vehicle s ehicle
s
* NO NO
TE TE
Damag ecaused bynume rous or
ex tended attem ptsto star tth eengine Numer
ousorextended attem ptsto star tth e
engine maydamag eth ecat alytic converter
due tonon-c ombusted fuel. #
Avoid numer ousand extended attem pts
to star tth eengine. Obser
vethefo llo wing points during star ting assis -
ta nce and when chargin gth ebatt ery:
R Onlyuse undamag edjum per cable/c harging
cables withasu1cient cross-section and
insulat edterm inal clam ps.
R Non-in sulatedpar tsof thete rm inal clam ps
must notcome intocont actwithot her metal
par tswhile thejum per cable/c harging cable Br
eakdo wnassist ance
295 295

per
mit anyre liable conclusion aboutthetir epr es-
sur e.
Onl ycor rect thetir epr essur ewhen thetir es are
cold. Conditions forcold tires:
R The vehicle hasbeen parkedwit hth etir es out
of dir ect sunlight forat least thre ehour s.
R The vehicle hastrav eled lessthan 1mile
(1.6 km).
The vehicle' stir es heat upwhen drivi ng .As the
te mp eratur eof thetir es incr eases, sotoodoes
th etir epr essur e.
V V
ehicles wit ehicles
withatir h
atir epr e
pr essur essur
emonit e
monit or or
ing syst ing
system: em:
yo ucan also checkth etir epr essur eusing theon-
boar dcom puter(/ page311).
The tirepr essur ere commen dedforincr eased
load/speed inthetir epr essur eta ble can a.ect
th eride comf ort. &
W W
ARNIN G ARNIN
GRisk ofaccident duetounsuit a-
ble acces sories ontireva lves
If yo umount unsuitableacces sories ontotir e
va lves, thetir eva lves ma ybe ove rloaded and malfunct
ion,whic hcan cause tirepr essur e
loss. #
Onlyscr ew stan da rd valve caps orvalve
caps speci/call yappr ovedby Mer cedes-
Benz foryo ur vehicle ontoth etir eva lve. NNo o
t t
es on to es
on towing atr wing
atrailer ailer
Alw aysin0at eth ere ar axle tires tothere commen -
ded tirepr essur eon thetir epr essur eta ble for
incr eased load. TT
ir ir
e pr e
pr essur essur
et e
table able
The
tirepr essur eta ble ison theinside ofthefuel
/ller 0ap.
% The datasho wnintheimag esisex am ple
dat a. The
tirepr essur eta ble showsthere commen ded
tir epr essur efo rall tires appr ovedfo rth is vehicle.
The recommen dedtirepr essur esareva lid for
cold tires unde rva rious oper ating condition s
accor dingtotheload and/or speedoftheve hi-
cle.
If one ormor etir esize spr ecede atir epr essur e,
th efo llo wing tirepr essur einf ormation isonl yva lid
fo rth ose tiresizes andtheir respect ive load con-
diti on.
The load cond itions "partiallyladen" and"fully
laden" arede/n edintheta ble fordi.er entnum-
ber sof passeng ersand amounts oflugg age. The
actual number ofseats maydi.er from this. Wheels
andtires
309 309

to
tread qualit y,tiretracti onand temp eratur e
ch aract eristics. Thequalit ygr adin gassessmen tis
made bythemanuf acturerfollo wing speci/ cations
fr om theU. S. government. Thequalit ygr ade ofa
tir eis print ed on theside wallof thetir e.
R R
ecommended tir ecommended
tirepr e
pr essur essur
e: e:
there commen ded
tir epr essur eis thetir epr essur especi/ed forth e
tir es mount edon theve hicle atthefa ct or y.
The tireand informa tion placard cont ains there c-
ommen dedtirepr essur efo rcold tires, themaxi-
mum permissible loadandthemaximum permissi-
ble vehicle speed.
The tirepr essur eta ble cont ains there commen -
ded tirepr essur efo rcold tires under various oper -
ating condition s,i.e. loading and/or speedofthe
ve hicle.
Incr Incr
eased v eased
vehicle w ehicle
weig htdue t eig
htdue to op o
op tion aleq tion
aleq uip- uip-
men t: men
t:thecombined weight ofall standar dand
op tional equipment availabl efo rth eve hicle,
re ga rdless ofwhe ther itis actuall yinst alled onthe
ve hicle ornot.
Rim : Rim
:th epar tof thewheel onwhic hth etir eis
inst alled. G G
A A
WR (Gr WR
(Gross Axle W oss
Axle Weight R eight
Rating): ating):
theGA WR is
th emaximum gross axle weight rating. Theactu al
load onanaxle must neverex ceed thegr oss axle
we ight rating. Thegross axle weight rating canbe
fo und ontheve hicle identi/cation plateon the
B‑pi llaron thedr iver's side.
Speed r Speed
rating: ating:
thespeed rating ispar tof thetir e
ident i/cation.Itspeci/es thespeed rang efo r
whic hatir eis appr oved.
G G
VW (Gr VW
(Gross V oss
Vehicle W ehicle
Weight): eight):
thegr oss vehicle
we ight comprises thewe ight oftheve hicle includ-
ing fuel, tools, thespar ewheel, anyaccess ories
inst alled, occupants, luggageand thetrailer nose-
we ight, ifapplica ble.Thegross vehicle weight
must notex ceed thegr oss vehicle weight rating
GV WR asspeci/ed ontheve hicle identi/cation
plat eon theB‑pillar onthedr iver's side.
G G
VWR (Gr VWR
(Gross V oss
Vehicle W ehicle
Weight R eight
Rating): ating):
theGV WR is
th emaximum permitt edgross weight ofthefull y
laden vehicle (weig htoftheve hicle includin gall
accessor ies,occupan ts,fuel, luggage and the
tr aile rdr aw bar nose weight ifapplica ble).The
gr oss vehicle weight rating isspec i/edon the
ve hicle identi/cation plateon theB‑pillar onthe
dr iver's side. Maximum
w Maximum
weight oft eight
ofthe laden v he
laden vehicle: ehicle:
themaxi-
mum weight isthesum ofthecurb weight ofthe
ve hicle, thewe ight oftheaccess ories, themaxi-
mum loadandthewe ight ofoptional equipment
inst alled atthefa ct or y.
Kilo pascal (kP Kilo
pascal (kPa) : a)
:me tric unit fortir epr essur e.
6.9 kPacor respond sto 1psi. Another unit fortir e
pr essur eis bar .100 kilopasc al(kP a)equals 1bar .
Load inde Load
index: x:
in addition totheload-bear inginde x,
th eload indexma yalso beprint ed on theside
wa llof thetir e. This speci/es theload-bear ing
capac ityofthetir emor epr ecisel y.
Curb w Curb
weight: eight:
thewe ight ofave hicle withstandar d
eq uipme ntincl udin gth emaximum capacityof
fuel, oiland coolant. Italso includes theair condi-
tioning system and optional equipment ifth ese
ar einst alled ontheve hicle, butdoes notincl ude
passen gers or lugg age.
Maximum tir Maximum
tireload: e
load: themaximum tireload isthe
maximum permissible weight inkilog rams orlbs
fo rwhic hatir eis appr oved.
Maximum per Maximum
permissible tir missible
tirepr e
pr essur essur
e: e:
maximum
per missible tirepr essur efo rone tire. 324324
Wheels
andtires

#
Only/ll thefuel tank tohalf fullwit h
unl eaded regula rga solin eand re/ll as
soon asposs iblewit hun lea ded premi um
gr ade gasolin e. #
Donotdr ive at themaximum design
speed. #
Avoid sudden accelerationandengin e
speeds over3000 rpm. Fu
rther informatio non fuel isavailabl eat thefo l-
lo wing locations:
R Ataga sst ation
R Ataqu ali/ed special istwo rkshop
R Onthehttps://www .mbusa.com(USAonl y)
Inf Inf
or or
mation onadditiv mation
onadditiv esing es
ingasoline (v asoline
(vehicles with ehicles
with
g g
asoline engine) asoline
engine)
Obser vetheno teson oper ating0uids
(/ page342).
* NO NO
TE TE
Damag efrom use ofunsu itable
addit ives Ev
en small amoun tsof thewrong additivema y
lead tomalfun ctionsoccurring. #
Onlyadd cleaning additives recommen -
ded byMer cedes-Be nztothefuel. Mer
cedes-Benz recommen dsthat youuse brand-
name fuelswithadditiv es.
In some countr ies,thefuel availabl ema yno tha ve
su1cie ntaddit ives. Deposi tscould buildup inthe
fuel injection system asare sult .In this case, in
consult ationwithaMer cedes-Benz Service Cen-
te r,mix thefuel withth ecleaning additivere com-
mende dby Mer cedes-Be nz.Obs erve theno tes
and mixin gra tios indica tedon theta nk .
T T
ank cont ank
cont entand fuelr ent
and fuelrese rve eser
ve
To t To
tal fuel t al
fuel tank capacit y ank
capacit y Mod
el Mod
el
GL C300 4MATIC 17.4ga l(66.0 liter s) RR
eser v eser
ve fuel t e
fuel tank ank
ModelModel
GL C300 4MATIC 1.9gal(7.0 liter s) Engine
oil Engine
oil NNo o
t t
es on engine oil es
on engine oil
Obser vetheno teson oper ating0uids
(/ page342). *
N NO O
TE TE
Eng inedamag ecaused byan inco r-
re ct oil /lter,incor rect oil oradditi ves #
Donotuse engin eoils oroil /ltersot her
th an those whic hmee tth especi/c ations
necessar yfo rth epr escr ibed service
int erva ls. Te
ch nica ldat a
345 345