2020 MERCEDES-BENZ GLS COUPE tire size

th
ese areins talled ontheve hicle, butdoes not
include passeng ersor lugg age.
Maximum tireload: themaximum tireload is
th emaximum permissible weight inkilog rams or
lbs forwhi chatir eis appr oved.
Maxim umpermissible tirepr essur e:maxi‐
mum permissible tirepr essur efo rone tire.
Maximum loadonone tire: maximu mloa don
one tire. This iscalcu lated bydividing themaxi‐
mum axleload ofone axle bytwo.
PSI (pounds persquar ein ch ):standar dunit of
meas uremen tfo rtir epr essu re.
Aspe ctratio :ra tio betwee ntire height and tire
wi dthin pe rcent .
Ti re pres sur e:press ureinsi dethetir eappl ying
an outw ardfo rc eto eve rysquar einc hof thetir e.
The tirepr essur eis specif iedinpounds per
sq uar einc h(psi), inkilopascals (kPa)or inbar .
The tirepr essur eshould onlybe cor rected whe n
th etir es arecold.
Cold tirepr essur e:thetir es arecold when the
ve hicle hasbeen parkedfo rat lea st3hou rs wit
hout direct sunli ghtonthetir es ortheve hicle
has been driven forless than 1mile (1.6 km ).
Ti re contact surface: thepar tof thetir eth at
com esintocon tact with thero ad.
Ti re bead: thepur pose ofthetir ebead isto
ensur eth at thetir esits secur elyon thewheel
ri m. Ther ear ese veralwir ecor esinthetir ebead
to preve ntthetir efrom chang inglengthon the
wheel rim.
Side wall:thepar tof thetir ebe tween thetread
and thetir ebead.
We ight ofoptiona leq uipm ent:th ecombin ed
we ight oftheop tion aleq uipment weighin gmor e
th an there placed standar dpar tsand moreth an
5 lbs (2.3kg ).This optional equipment, suchas
high-per form anc ebr ak es, leve lcon trol system, a
ro of lugg agera ck orhigh-per form anc ebat teries,
is no tincluded inthecurb weight andthewe ight
of theaccessor ies.
TIN (Tire Identif ication Numbe r):auni que
ident ificat ion numb erwhic hcan beused bya
tir ema nuf actu rerto ident ifytires, forex am ple,
in apr oduc tre cal l,and thus iden tifyth epur‐
ch aser s.The TINismade upofthemanuf actur‐ er's
identit ycode, tiresize, tiretype code and
th emanuf acturingdate.
Load-bear inginde x:theload-bear inginde xis a
code that con tains themaximum load-bearing
capacity ofatir e.
Tr actio n:traction isthegr ip resulting from fric‐
tion between thetir es and thero ad sur face.
We arindi cator:nar row bars(tr ead wearbar s)
th at aredis tribut edove rth etir econ tact surface.
If th etir etread isleve lwit hth ebar s,thewe ar
limit of1/ 16 in(1.6 mm) hasbeen reac hed.
Dis tribut ionofvehicl eoc cupants: distribu tion
of vehicle occupants over designat edseat posi‐
tion sin ave hicle.
Maximum permissible payload weight :nom i‐
nal load andluggageload plus150lb (68 kg)
multip liedby thenumber ofseats intheve hicle. 41
4
Wheels andtires

Cha
nging awheel No
teson selecting, installing andreplac ing
tir es Mer
cedes -AMG vehicl es:obse rveth eno tesin
th eSupplement .Ot her wise, youma yfa ilto rec‐
ogni zedangers.
Yo ucan askforinf ormation rega rding permitted
wheel/ tirecom binat ionsatan aut hor ized
Mer cede s-Ben zCent er. &
WARNIN GRisk ofacci dent dueto inc or‐
re ct dimensi onsofwhe elsand tires
If whe elsand tires ofthewr ong size are
ins talled, thewheel brak es orwheel suspen‐
sion componen tsma ybe damag ed. #
Alw aysre place wheels andtires wit h
th ose that fulf illthespecif ication sof
th eor iginal part.
When replacing wheels, makesur eto fit th e
cor rect:
R Desi gnati on R
Mod el
Whe nre placing tires, mak esur eto ins tallth e
cor rect:
R Desi gnati on
R Manuf actu rer
R Model &
WARNIN GRisk ofinju rythro ugh exceed‐
ing thespecif iedtireload rating orthe
per missible speedrating
Ex cee ding thespecif iedtireload rating or
th eper missible speedrating mayle ad totire
da ma geand tothetir es bur sting. #
Ther efor e, onl yuse tiretypes andsizes
appr ovedfo ryo ur vehicle model. #
Obser vethetir eload rating andspee d
ra ting requ ired foryo ur vehicle. *
NO
TEVehicle andtiredamag eth ro ugh
tir etyp esand sizes that have notbe en
ap prove d Fo
rsaf etyre ason s,on lyuse tires, wheel s
and accessories whic hha ve been speciall y
appr ovedby Mer cedes-Ben zfo ryo ur vehicle.
These tires arespecially adaptedto thecon ‐
tr ol systems, suchas ABS ,ES P®
and
4MA TIC,andmarkedas follo ws :
R MO =Mer cedes-Ben zOr iginal
R MOE =Mer cedes-Ben zOr iginal Extended
(r un-f lattireonl yfo rcer tain wheels)
R MO1 =Mer cedes -Benz Original (onlycer ‐
ta in AMG tires)
Cer tain charact eristic s,suc has han dling,
ve hicle noise emissions, fuelconsum ption,
et c. ma yot her wise beadv ersel yaf fect ed.
Fu rther mor e,other tiresizes could result in
th etir es rubbing agains tth ebody andaxle
com ponen tswhen loaded. Thiscould result
in damag eto thetir eor theve hicle. Wheels
andtires 41
5

Obser
vethefo llo wing when selecting,ins talling
and replacing tires:
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 Onlyins talltir es ofthecor rect size ontoth e
wheels.
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 emar kedM+S forall
whee ls.
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, only usetires wit hth esame
tr ead.
R Obser vethemaximum permissible speedfor
th eM+S tires installed.
If th is isbelo wtheve hicle's maximum speed,
th is mus tbe indic ated byan appr opriate
label inthedr iver's field ofvision.
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‐
tac ta qu alif ied spec ialistwo rkshop.
Be sureto also obse rveth efo llo wing further
re lat ed subje cts:
R Noteson tirepr essur e(/ page396) R
Tire and Loadi ngInfo rm atio nplacar d
(/ page40 3)
R Tire size designation, load-bearing cap acity,
spe edrating andload index(/ pag e41 0)
R Tire pressur eta ble (/ page39 7)
R Noteson theemer gency sparewheel
(/ page42 4) No
teson rotat ing whee ls &
WARNIN GRisk ofinju rythro ugh differ‐
ent whee lsizes
Int erch ang ingthefront and rear wheels ifth e
wheels ortires have differe nt dimens ions
ma yse verely im pa irth edr iving charact eris‐
tic s.
The wheel brak es orwheel suspension com ‐
pon entsma yalso bedamag ed. #
Rotate front and rear wheels onlyifth e
wheels andtires areof thesame dimen‐
sions. Wheels
andtires 41
7

The
wearpat tern son thefront and rear wheels
dif fer:
R Front wheels wearmor eon theshoulder of
th etir e
R Rear wheels wearmor eat thecent erofthe
tir e
Do notdr ive wi th tires that have toolittle tread
dep th.Thi ssig nifica ntlyre duces traction onwet
ro ads (hydr oplan ing).
On vehicles that have thesame sizefront and
re ar wheels ,ro tat eth ewheels accordingtothe
int erva ls in thetir emanuf acturer'swarrant y
book inyour vehicle documents. Ifth is isno t
av ailable, rotate thetir es every
3,000 to6,000 miles(5 ,000 to10,000 km),
dependin gon thewe ar.En sur eth at thedir ect ion
of rotatio nis ma intained .
Ob serveth eins truction sand safetyno teson
"Cha nging awheel" whendoing so
(/ page41 9). No
teson sto ring wheels When
stor ing wheels, observethefo llo wing
no tes:
R Afterre mo ving whee ls,stor eth em inacool,
dr yand prefer ably darkplace.
R Protect thetir es from contact with oil, grease
or fuel. Ov
ervie wof thetir e-c han getool kit Mer
cedes- AMGvehicl es:obse rveth eno tesin
th eSupplement .Ot her wise, youma yno tre cog‐
nize dangers.
Apa rtfrom some countr y-specif icvariant s,vehi‐
cles areno teq uipped withatir e-c hang eto ol kit.
Fo rmor einf ormation onwhi chtire-c hangi ng
to ols arere qu ired and appr ovedfo rper form ing a
wheel chang eon your vehicle, consult aqu alif ied
spec ialistwo rkshop.
Yo ure qu ire th efo llo wing tools, forins tance, to
ch ang eawheel:
R Jack
R Choc k R
Lugwr enc h
R Alignmen tbolt
The tire-c hang eto ol kit islocat edunder the
tr unk floor . 1
Jack
2 Gloves
3 Lugwr enc h
4 Alignmen tbolt
5 Folding choc k
6 Ratche tfo rjac k 41
8
Wheels andtires

#
Place thera tche tont oth ehe xagon nutofthe
jac kso that theletter s"AB" arevisible. #
Tolowe rthe vehicl e:tur nth era tche tof the
jac kcou nter-clo ckwise. #
Tight enthewheel boltsevenlyin adi ag ona l
pa tter nin theor der indicat ed1 to5 with
a max imum of59 lb-ft(80 Nm). #
Tight enthewheel boltsevenlyin adi ag ona l
pa tter nin theor der indicat ed1 to5 to
th especif iedtight ening torq ue of111 lb-ft
(1 50 Nm). &
WARNIN GRisk ofinju rythro ugh incor‐
re ct tigh tening torq ue
Th ewh eelscou ldcome looseifth ewheel
bolts orwheel nutsareno ttight ened tothe
pr escr ibed tighteningto rq ue. #
Makesur eth ewheel boltsorwheel
nuts aretight ened tothepr escr ibed
tight ening torq ue. #
Ifyo uar eno tsur e,do notmo vethe
ve hicle. Consult aqu alif ied spec ialist
wo rkshop andhave thetight ening tor‐
qu ech eckedimmediat ely. #
Chec kth etir epr essur eof thene wlymoun‐
te dwheel andadjus taccor dingly. #
Vehicl eswith tirepr ess urelos swa rning
sy stem: Restar tth etir epr essur eloss warn‐
ing system (/ page402).
Ex cep tion: thene wwheel isan emer gency
spa rewheel. #
Vehicl eswith atir epr ess uremonit oring
sy stem: Restar tth etir epr essur emonit oring
sy stem (/ page40 1).
Ex cep tion: thene wwheel isan emer gency
spa rewheel.
Mak esur eto obser vethefo llo wing further rela‐
te dsubjec t:
R Noteson tirepr essur e(/ page396) Emer
gency spar ewheel No
teson the emer gency spar ewheel &
WARNIN GRisk ofacci dent caused by
inc orrect whe eland tiredimensi ons
The wheelor tiresize andthetir etype ofthe
emer gency sparewheel orspar ewheel and
th ewheel tobe replaced maydif fer. Mount‐
ing anemer gency sparewheel/ sparewheel
ma yse verely im pair thedr iving charact eris‐
tic s.
To preve nthazardous situa tions: 42
4
Whe elsand tires

#
Adaptyo ur drivin gst yle accor dinglyand
dr ive car efull y. #
Nevermount moreth an oneemer gency
spa rewheel orspar ewheel that dif fers
in size . #
Onlyuse anemer gency sparewheel or
spar ewheel ofadif fere nt size briefly. #
Donotsw itchof fESP ®
. #
>Ha vetheemer gency sparewheel or
spar ewheel ofadif fere nt size replaced
at thenear estqu alif ied spec ialistwo rk‐
shop. Thenewwheel mustha ve the
cor rect dimensi ons. Ch
eckth etir epr essur eof theemer gency spare
wheel installed. Correct thepr essur eas neces ‐
sar y.
The maximum permissible speedwithan emer‐
ge ncy sparewheel installed is50 mph
(80 km/ h).
Do notins tallth eemer gency sparewheel with
sn ow chains . Re
place theemer gency sparewheel afte rsix
ye arsat thelat est,re ga rdless ofwe ar.
% Ve
hicl eswith atir epr ess urelos swa rn‐
ing system: Ifan emer gency sparewheel is
ins talled thetir epr essur eloss warning sys‐
te m canno tfunction reliabl y.Onl yre star tth e
sy stem again when theemer gency spare
wheel hasbeen replaced withane wwheel.
Ve hicl eswith atir epr ess uremonit oring
sy stem: Ifan emer gency sparewheel is
ins talled thetir epr essur emonit oring system
cann otfunction reliabl y.Fo ra fe w min utes
af te ran emer gency sparewheel isins talled,
th esy stem mayst ill displa yth etir epr essur e
of there mo vedwheel. Onlyre star tth esy s‐
te m again when theemer gency sparewheel
has been replaced withane wwheel.
Be sureto also obse rveth efo llo wing further
re lat ed subje cts:
R Noteson tirepr essur e(/ page396)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page40 3)
R Tire pressur eta ble (/ page39 7) Re
mo ving the eme rgency sparewheel The
eme rgency sparewheel issecur edinthe
emer gency sparewheel baginthetrunk . #
Obser vetheinf ormation onmount ingtires
(/ page41 5). #
Open thetrunk . #
Detach thesecur ingstra ps. #
Unhook there tainin gspr ing hook sof the
secur ingstra ps from thebr ac kets. #
Remo vetheemer gency sparewheel bagwith
th eemer gency sparewheel. #
Open theemer gency sparewheel bagand
re mo vetheemer gency sparewheel. Wheels
andtires 425

Im
por ting cont acts (ove rview) ........ .....3 15
Incoming callduring anexistin gcall .... 314
Inf ormation ....................................... ... 309
Int erch ang ingmobi lephon es...............3 11
Menu (on-boar dcom puter) .................. 240
Mobile phonevoice recogni tion........... 313
No tes ..................... .............................. 307
Oper ating modes ........................... ...... 309
Re cep tion andtransm ission volume .... 313
Swi tching mobile pho nes (NearFie ld
Co mmu nication (NFC ))<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 312
Te lephon emen uov ervie w ...................3 08
Te lephon eopera tion............................ 313
Using NearFieldCommunication
(NFC) ................................................... 312
Vo ice com mand s(V oice ControlSy s‐
te m) .................... .............................. ... 252
Wi reless chargin g(mob ilephon e)........ 121
Te lephone number
Dialin g(on- boar dcom puter) ................ 240
Te lephon yoper ating mod es
Blue tooth®
Te lephon y.......................... 309
Te lephon yoper ating mod es
see Second telephon e Te
mp eratur e ............................................ 136
Te mp eratur egr ade .................................. 407
Te xt messag es......................................... 317
Callin games sagesen der .................... 318
Chan gingfo lder s.................................. 319
Com posing...........................................3 18
Con figur ing thedispla yedte xt mes ‐
sa ge s............................................. ...... 317
Del eting .......................................... .....3 19
Dr afts ............ ............. .......................... 319
No tes ................................................... 317
Op tions .......................................... ...... 319
Outbo x.................................................3 19
Re ad-al oudfunction .............................3 18
Re adin g................................................ 318
Re plying ...............................................3 18
Sendi ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 318
Vo ice com mand s(V oice ControlSy s‐
te m) .................................................. ... 255
Thr ough-lo adingfeatur e
see Seat
Ti me
Manual timesettin g............................. 269
Se ttin gsummer time..................... ...... 269 Se
ttin gth etime anddateaut omati‐
call y..................................................... 269
Se tting thetime zone.......................... 269
Se tting thetime/ datefo rm at .............. 269
TIN (Tire Ident ificat ionNumbe r)........... .408
Ti re and Loading Information placard... 403
Ti re charact eristics .................................. 410
Ti re inf lation com pressor
see TIREF ITkit
Ti re informa tion table .............................4 03
Ti re labeling .............................................4 07
Charact eristic s.....................................4 10
DO T,Tire Identif ication Number (TIN)
..... ........................................................4 08
Load index....... ....................................410
Load-be aring capaci ty.......................... 410
Maximum tireload .............................. 409
Maximum tirepr essur e....................... 409
Ov ervie w ............................................. 407
Speed rating ........... .............................410
Te mp eratur egr ade .............................. 407
Ti re Qua lityGradi ng .......... ................... 407
Ti re size designation ............................4 10
Tr act ion grade .....................................4 07 53
4
Inde x

Te
mp eratur egr ade .............................. 407
Ti re and Loadi ngInfo rm atio nplacar d
.. ...................................................... .....4 03
Ti re pressur e(no tes) ........................ ... 396
Ti re pressur eloss warning system
(funct ion)............................................. 402
Ti re pressur emonit oring system
(funct ion)............................................. 399
Ti re pressur eta ble .......................... .... 397
Ti re Qua lityGradi ng .......... ................... 407
Ti re size designation ........................ ....4 10
TIREFIT kit...........................................3 75
Tr act ion grade .....................................4 07
Tr ead weargrade .................................4 07
Un usual handlingch aract eristic s.........3 94
To llsy stem
Wi ndsh ield <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>135
To ol
see Vehicle tool kit
To pTe ther .................................................. 58
To tal dist ance .............. ............................ 236
Displ aying ...................................... ...... 236
To uc hCon trol ...... ...... .............................. 260
On-board computer ...... ....................... 232 Oper
ating ............................................260
Se tting thesensit ivity..................... ..... 260
To uc hpad ..................................................261
Ac tivati ng/d eactiv ating haptic oper‐
ation feedbac k.................................... 262
Oper ating ............................................. 261
Re adin gth ehandwr itingrecogni tion
al ou d <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011>262
Sele cting ast atio nand track.......... .....2 62
Se tting thesensit ivity..................... ..... 262
Switc hingon/off........................... ...... 261
To w- aw ay alar m
Ac tivati ng/d eactiv ating ........... ..............90
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>90
To w- bar system .......................................2 29
To w- star ting .............................................390
To wing away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 386
To wing eye
Ins talling .............................................. 389
St or ag elocation .............................. ....3 89
To wing methods ...................................... 385
Tr ac k
Selecti ng(au dio mode )....... ................339 Tr
actio ngr ade .......................................... 407
Tr af fic inf orma tion .................................. 298
Dis playing thetra ffic map ...................2 99
Displ aying traffic inci dents <0011001100110011001100110011001100110011001100110011001100110011
00110011> 300
Ext endi ngaLiv eTr af fic Inf ormati on
su bscr iption <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> ............299
Issu inghazar dwa rnings ...................... 301
Liv eTraf fic Inf ormati on<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 299
Ov ervie w <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>298
Tr af fic ma p
see Map
Tr af fic Sign Assis t.................................... 221
Fu nctio n/no tes ................................... 221
Se ttin g.................................................2 23
Sy stem limit ations ...............................2 21
Tr ansf erre dve hicl edata
Andr oidAuto <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 323
Appl eCa rPlay®
<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 323
Tr ansmis sion(pr obl em) .......................... 161
Tr ansmis sionposi tion displa y....... .........156
Tr anspo rting
Ve hicle ................................................ 388
Tr ead weargrade .....................................407 536
Index