2021 MERCEDES-BENZ GT 4-DOOR COUPE flat tire

1
B-pil larwi th:
QR code foraccessi ngthere scue card →
31
2 Safetyve sts →
285
3 ; mebutt on →
253
0053 SOSbutton →
253
4 Checking and refilling operatingfluids →
339
5 Tow- star tin gor towing away →
297
6 Flat tire →
286
7 Startin gassis tance →
296 8
002F Hazardwa rning light system →
120
9 Fuelfiller flap with:
inf ormat ionlabel onfuel type →
157
Inf ormation labelon tirepr essur e →
309
QR code foraccessi ngthere scue card →
31
A Tow- star tin gor towing away →
297
B TIREFIT kit →
288
C Warning triang le →
285
D First-ai dkit →
286 At
aglanc e– Em erge ncie sand brea kdo wns 19

#
Remo vethewa rning triang le.
Se tting upthewa rning triang le #
Foldside reflect ors1 upw ards toform atri‐
ang leand attachat theto pusing upper
pr ess-s tud2. #
Foldlegs 3down and outtotheside. Fi
rs t-aid kit(sof t-si ded) overview Fir
st-ai dkit (softsided) 1isunder thecar go
com partmen tfloor oneither thelef t-hand or
ri ght- hand side,depending onthemodel. Flat
tire No
tesin theeve ntofaflat tire &
WARNIN GRisk ofacci dent dueto aflat
tir e
A flat tirese verely affects thedr iving charac‐
te rist ics aswellas thesteer ing and braking
of theve hicle. Ti
re swith outrun-flat charact eristics : #
Donotdr ive wit haflat tire. #
Chan getheflat tireimm ediat elywit han
emer gency sparewheel orspar ewheel.
Alt ernat ivel y, consu ltaqu alif ied spe‐
cialis two rkshop.
Ti re swith run-flat charact eristics : #
Obse rveth einf ormation andwarning
no teson MOExt ended tires (run-f lat
tir e). In
theeve ntofaflat tire, thefo llo wing option s
ar eav ailable dependingon your vehicle's equip‐
ment :
R Vehicl eswith MOExt endedtir es: itis pos‐
sibl eto continu eth ejour neyfo ra shor t
per iod oftime. Makesur eyo uobse rveth e
no teson MOExt ended tires (run-f lattires)
(/ page28 7).
R Vehicl eswith aTIREF ITkit: youcan repair
th etir eso that itis poss ibletocontinu eth e
jou rney fora shor tper iod oftime. Todo this,
use theTIREFI Tkit (/ page288). 286
Breakdo wnassis tance

If
atir ehas gone flat and cannotbe replaced
wit han MOEx tende dtir e, youcan useast and‐
ar dtir eas ate mp orarymeasur e. TIREFIT
kitstorage location The
TIREF ITkit islocat edunder thecar gocom‐
par tmen tfloor . 1
Tire inflation compressor
2 Tire seala ntbottle Using
theTIR EFIT kit Re
quirement s:
R Tire seala ntbottle and tireinf lation compres‐
sor (/ page288).
R TIREFIT sticke r
R Gloves(depending ontheve hicle equipment)
Yo ucan useTIRE FITtir esealan tto seal perfora ‐
tio nda ma geofup to0.16 in(4 mm), particular ly
th ose inthetir econ tact surface. Youcan use
TIRE FITin out side temp eratur esdown to-4°F
(-20° C). &
WARNIN GRisk ofacci dent whenus ing
tir esea lant
The tiresea lant ma ybe una ble to seal the
tir epr op erly,es pe cia llyinthefo llo wing
cases :
R Ther ear elar ge cuts orpunctur esinthe
tire (larg erthan damag epr ev iousl ymen ‐
tion ed)
R The wheel rims have been damag ed R
Afterjour neys wit hve ry low tirepr essur e
or wit hflat tires #
Donotcon tinue drivin g. #
Con sult aqu alif ied spec ialistwo rkshop. &
WARNIN GRisk ofinju ryand poiso ning
fr om tiresealan t
The tiresealan tis har mfuland caus esirrita ‐
tio n.Do notal lo w itto come intocont act
wi th theskin ,ey es orclo thing, and donot
sw allo wit. Do notinhale tiresealant fumes.
Ke ep thetir esealant away from childr en.
If yo uco me intoco ntact withth etir esealant,
obser vethefo llo wing: #
Rinse offth etir esealant from your skin
imm ediat elyusin gwa ter. #
Iftir eseal antgets int oyo ur eyes, thor‐
oughl yrinse outth eey es using clean
wa ter. #
Iftir eseal anthas been swallowe d,
immediat elyrinse outth emout hth or‐
oughl yand drink plenty ofwa ter.Do not 28
8
Brea kdo wnassist anc e

#
Remo vetheva lve cap from valve 7 onthe
fa ulty tire. #
Screw filling hose 8ontova lve 7. #
Insertplug 4intoa12 Vsoc ketin your
ve hicle. #
Switc hon theignition . #
Switc hon thetir einf lation compressor using
On/ Offswitc h3.
The tireis inf lated. First,tir esealant ispum‐
ped intoth etir e. The pressur ema ybr ief ly
ri se toappr oximat ely500 kPa(5 bar/7 3psi).
Do notswitc hof fth etir einflat ioncom pres‐
sor during this pha se! #
Letth etir einf lation compressor runfo ra
maximu mof tenminu tes.
The tireshould then have attaine datir e
pr essur eof at leas t20 0kP a(2. 0bar/
29 psi).
If tir esealan tleak sout ,mak esur eyo ucle an the
af fect ed area asquickl yas possible .It is prefer a‐
ble touse clean water.
If yo uge ttir ese alant onyour clo thing, have it
clean edassoon aspossible withper chlor oethy‐
len e.
If, afte rte nminut es,atir epr essur eof
200 kPa(2.0 bar/29 psi)hasnotbeen
attained: #
Switc hof fth etir einf lation compressor . #
Unscr ew thefilling hose from theva lve of the
fa ulty tire.
Pleas eno te that tiresealan tma yleak outwhen
uns crew ing thefilling hose. #
Drive fo rw ards orinreve rseve ry slo wlyfo r
appr oximat ely33 ft(10 m). #
Pum pup thetir eag ain.
Af tera maximu mof tenminu testh etir e
pr essur emus tbe atleas t200 kPa(2.0 bar/
29 psi). &
WARNIN GRisk ofacci dent dueto the
specif iedtirepr essur eno tbeing attained
If th eminimum tirepr essur eis no tre ac hed
af te rth especif iedtime, thetir eis toobadl y
damag ed.The tiresealant cannotrepair the
tir ein this ins tance.
The braki ng and drivi ng charact eristic sma y
be great lyim pair ed. #
Donotcon tinue drivin g. #
Consult aqu alif ied spec ialistwo rkshop. If,
afte rte nminut es,atir epr essur eof
200 kPa(2.0 bar/29 psi)hasbeen attained: #
Switc hof fth etir einf lation compressor . #
Unscr ew thefilling hose from theva lve of the
fa ulty tire. 290
Break down assis tance

Chec
kingtirepr essu resmanu ally #
Read thetir epr essur efo rth ecur rent operat‐
ing cond itions from theTire and Loadi ng
In fo rm atio nplacar dor thetir epr essur e
ta ble. Obser vetheno teson tirepr essur e. #
Remo vetheva lve cap ofthetir eto be
ch ecked. #
Press thetir epr essur ega ug esec urelyon to
th eva lve. #
Read thetir epr essur e. #
Ifth etir epr essur eis lowe rth an there com‐
mend edvalue, increase thetir epr essur eto
th ere comme ndedvalue. #
Ifth etir epr essur eis higher than there com‐
mend edvalue, release air.To do so, press
do wn theme talpin intheva lve, e.g. using
th etip ofapen, forex am ple. Then checkth e
tir epr es su re again usin gth etir epr essur e
ga ug e. #
Screw theva lve cap ontoth eva lve.
Fu rther relat ed subje cts:
R Noteson tirepr essur e(/ page30 7) R
Tire pressur eta ble (/ page309)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page31 2) Ti
re pres sur emoni toring system Fu
nction ofthetir epr essur emoni toring sys‐
te m &
DANG ER Risk ofacc iden tdue toinc or‐
re ct tirepr ess ure
Eac htir e, incl uding thespar e(if prov ided),
should becheckedmont hlywhen coldand
th en inflated totheinf lation pressur ere com‐
mend edbytheve hicle manuf actureron the
ve hicle placar dor tireinf lation pressur e
label .(If your vehicle hastires ofadif fere nt
si ze than thesize indicat edon theve hicle
placar dor tireinf lation pressur elabel ,yo u
should determ ine thepr oper tireinf lation
pr essur efo rth ese tires.)
As anadded safetyfe atur e,your vehicle has
been equipped withatir epr essur emonit or‐
ing system (TPMS) that illumin ates alow tire pr
essur ete lltale when oneormor eof your
tir es issign ifican tly und erinf lated. Accor d‐
ing ly,if th elow tirepr essur ete lltale illumi‐
nat es, yousho uld stop and checkyo ur tires
as soo nas poss ible, andinflateth em tothe
pr oper pressur e.Driving onasignif icantly
und erinf lated tirecaus esthetir eto ove rheat
and canlead totire failur e.Und erinf lation
also reduces fuelefficie ncy and tiretrea d
li fe ,and mayaf fect theve hicle's handling
and stopping ability.Please note that the
TPMS isno ta subs titutefo rpr oper tiremain‐
te nance ,and itis thedr iver's responsibili ty
to maint aincorrect tirepr ess ure, evenif
und erinf latio nha sno tre ac hed theleve lto
tr ig ge rill umina tionoftheTPMS low tirepr es‐
sur ete lltale.
Yo ur vehicle hasalso been equipped witha
TPMS malfunction indicatortoindic atewhen
th esy stem isno toper ating proper ly.The
TPM Smal functi onindicatoris combined with
th elow tirepr essur ete lltale. When thesy s‐
te m detects amal functi on,theindicat or
lam pwill flash forapp roxima tely amin ute 31
0
Wheels andtires

as
wellon thego vernment courseasatir egr a‐
ded 100.
The relativ eper form anc eof tires depen dsupon
th eactual conditions oftheir use, howe ver,and
ma ydepar tsign ifican tly from thenor mdue to
va riatio nsindrivin ghabit s,ser vicepr act icesand
dif fere nces inroad charact eristic sand climate
con dition s.
Tr actio ngr ade &
DANG ER Risk ofacc iden tdue toinade‐
qu atetract ion
The tract ion grade assig nedtothis tireis
based onstra ight -ahead brakin gtract ion
te sts. #
Alw aysadap tyo ur drivin gst yle and
dr ive at aspeed tosuit thepr ev ailin g
traf fic and weather condition s. *
NO
TEDama getothedr ivet ra in from
wheelspin #
Avoid wheelspin. The
traction grades, from highes tto lowe st,ar e
AA ,A, Band C.Tho segrad es repr esent thetir e's
ability tostop onwetpa vement asmeasu red
unde rco ntro lled condition son spec ified govern‐
ment test sur faces ofasp haltand concr ete. A
tir emar kedC ma yha ve poor traction perform ‐
anc e.
Te mp eratur egr ade &
WARNIN GRisk ofacci dent from tire
ove rheating andtirefa ilur e
Ex cess ive speed, underinflation ,or exc essiv e
loading, either separ atelyor incombin ation,
can cause excessiv eheat build-up andpossi‐
ble tirefa ilur e. #
Obser vethere comme ndedtirepr es‐
su re. #
Regular lych eckth epr essur eof all the
tir es . #
Adjus tth etir epr essur e,ifneces sary. The
temp eratur egr ades areA (the highes t),B
and C,repr esent ingthetir e's resis tance tothe
ge ner ation ofhea tand itsability todissipat e heat
when tested under controlled conditions on
a specif iedindoor laborator yte st wheel. Sus‐
ta ined hightemp eratur ecan cause themat erial
of thetir eto deg ener ateand reduce tirelife, and
exc essiv ete mp eratur ecan lead tosudden tire
fa ilur e.The grade Ccor responds toaleve lof
per form anc ewhic hall passe nger car tires mus t
mee tunde rth eFe der alMo torSaf etySt andar d
No .10 9. Grade sB and Arepr esent higher leve ls
of per form anc eon thelabor ator yte st wheel
th an theminimum requ ired bylaw. DO
T,Tire Iden tificat ionNumbe r(TI N) US
tirere gulations stipulat eth at eve rytire man‐
uf actu reror retrea de rmu stimprint aTIN inor
on theside wallof eac htir epr oduced. 31
8
Wheels andtires

#
Donotus eus ed tires ifyo uha ve no
inf orma tionab ou tth eir prev ious usage. *
NO
TEPossible damag eto wheels ortires
when drivin gove robs tacle s Larg
ewhe elsha ve alowe rtir esection width.
The lowe rth etir esect ionwidt h,thegr eat er
is therisk ofdamag eto wheels ortires when
dr ivin gove robs tacle s. #
Avoid obstacle sor drive pa rticular ly
car efu lly. *
NO
TEPossible wheel andtiredamag e
when parking oncurbs orinpo tholes Pa
rking oncurbs orinpo tholes maydamag e
th ewheels andtires. #
Ifpossible, parkonl yon flat sur faces. #
Avoid curbs andpotholes when parking. *
NO
TEDama getoelectr oniccomponen t
par tsfrom theuse oftire-moun tingtools Ve
hicl eswith atir epr ess uremonit oring
sy stem: Electronic component partsare
locat edinthewheel. Tire -mou nting tools
should notbe used inthear ea oftheva lve.
This could other wise damag eth eelectr onic
com ponen tpar ts. #
Have thetir es chang edataqu alif ied
spec ialistwo rkshop only. *
NO
TEDama getosummer tires atlow
ambient temp eratur es At
low ambien tte mp eratur es,tear scoul d
fo rm when drivin gwit hsumm ertires, caus‐
ing perman entdamag eto thetir es. #
Attemp eratur esbelo w45 °F(7°C),
use M+S tires . Ac
cess orypa rts th at areno tappr ovedfo ryo ur
ve hicle byMer cedes-Ben zor areno tbeing used
cor rectl ycan impairth eoper ating safety. Bef
orepu rchasing andusing non-appr oved
acc esso ries, visit aqu alif ied spec ialistwo rkshop
and inquireabout :
R Suit ability
R Leg alstipulation s
R Factor yre comme ndations &
WARNIN GRisk ofacci dent with high
per form anc etir es
Ther eis an increased risk ofskidding and
hy droplaning whenusingsporttir es on wet
ro ads.
In addit ion,th etir egr ip isgreatl yre duced at
a low outside temp eratur eand tireru nning
te mp eratur e. #
ActivateESP ®
and adaptyo ur drivin g
st yle accor dingly. #
Use M+S tires atoutside temp eratur es
belo w50 °F(10 °C). #
Onlyuse thetir es forth eir intended pur‐
pose. 326
Wheels andtires

Obser
vethefo llo wing when selecting,ins talling
and replacing tires:
R Further mor e,theuse ofcer tain tiretypes in
cer tain regions andareas ofoper ation can
be highl ybenef icial.
R Onlyuse tires and wheels ofthesame type
(summer tires, wint ertires, MOEx tende d
tir es) and thesame make.
R Onlyins tallwheels ofthesame sizeonone
axle (leftand right).
It is onl yper missible toins talla dif fere nt
wh eelsi ze intheeve ntofaflat tirein order
to drive to thespecialis two rkshop.
R Vehicl eswith atir epr ess uremonit oring
sy stem: Allinstalled wheels mustbe equip‐
ped withfunc tioningsensorsfo rth etir e
pr essur emonit oring system.
R Attemp eratur esbelo w45°F (7°C) usewin‐
te rtir es orall-seaso ntir es mar kedM+S for
all wheels .
Wi nter tires bearing the004D snowflak esym‐
bol inaddition totheM+S marking prov ide th
ebes tpossible grip inwintr yro ad con di‐
tio ns.
R ForM+S tires, onlyuse tires wit hth esame
tr ead.
R Obser vethemaximum permissible speedfor
th eM+S tires installed.
If th etir e's maximum speedisbelo wthat of
th eve hicle, this mus tbe indic ated byan
appr opriatelabel inthedr iver's field of
vision.
R Break inne wtires atmoder atespeeds for
th efirs t60 miles(1 00 km) .
R Replace thetir es afte rsix yearsat thelat est,
re ga rdless ofwe ar.
R Wh enreplac ingwith tires that donotfe a‐
tur eru n-flat charact eristics :ve hicles with
MOExt ended tires areno teq uipped witha
TIREFIT kitatthefa ct or y. Eq uip th eve hicle
wit haTIREFIT kitafte rre placing withtir es
th at do notfe atur eru n-f latch aract eristic s,
e.g .wint ertires.
Fo rmor einf ormation onwhee lsand tires, con‐
ta ct aqu alif ied spec ialistwo rkshop. Be
sureto also obse rveth efo llo wing further
re lat ed subje cts:
R Noteson tirepr essur e(/ page30 7)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page31 2)
R Tire size designation, load-bearing cap acity,
spe edrating andload index(/ pag e320)
R Tire pressur eta ble (/ page309)
R Noteson theemer gency sparewheel
(/ page33 4) &
WARNIN GRisk ofacci dent caused by
non-a pprove dtir etypes
If yo uuse tiretype sth at have notbe en adap‐
te dto chang esmade tothefa ct or yspe ed
li mit, this can have thefo llo wing consequen‐
ces:
R The tires areno tsuit able forhigh speeds
and thecor responding driving dynamics.
R The tires wearune venly and affect the
ro adw orthines sof theve hicle. Wheels
andtires 32
7