2021 MERCEDES-BENZ GT 4-DOOR COUPE AMG Owner's Manual

&
DANG ER Risk ofdeat hcause dby
ex haus tga ses
Combus tionengines emitpoisonous exhaus t
ga ses suchas carbon monoxide.Inhaling
th ese exhaus tga ses ishazar dous tohealt h
and leads topoisonin g. #
Neverlea vetheengine or,if pr esent ,
th eauxiliar yheating running inan
encl osedspa cewithout sufficie ntventi‐
la tio n. &
WARNIN GRisk ofskid ding and ofan
acci dent dueto shif ting down onslipper y
ro ad sur faces
If yo ushif tdo wn onslipp eryro ad sur faces to
inc rease theengine braking effect, thedr ive
wheels maylose traction . #
Donotshif tdo wn onslipper yro ad sur‐
fa ces toinc rease theengine braking
ef fect. &
DANG ER Risk offata linj urydue topoi‐
sonous exhaus tga ses
If th eta ilpipe isbloc kedor suf ficie ntventil a‐
tio nis no tpo ssi ble, po isonou sex haus tga ses
suc has carbon monoxidemayent ertheve hi‐
cle. This isthecase when theve hicle
becomes stuc kin snow ,fo rex am ple. #
Keep theta ilpipe andthear ea around
th eve hicle free from snowwhen the
engine orthest atio naryheat erareru n‐
ning . #
Ope nawi ndo won theside oftheve hi‐
cle facing away from thewind toensur e
an adeq uatesupply offresh air. &
WARNIN GRisk ofacci dent andinjury
due tobeing under theinf luence ofalco‐
hol and drugs while driving
Dr inkin gand driving and/or taking drug sand
dr ivi ng areve ry dang erous combin ations.
Ev en asmall amount ofalcohol ordrugs can
af fect your reflex es, percep tion sand judg‐
ment . The
possibility ofaser ious oreve nfa ta lacc i‐
dent aregr eatl yinc reased when youdr ink or
ta ke drugs and drive. #
Donotdr ink ortake drugs and drive or
allo wan yone todrive who hasbeen
dr ink ing ortaking drug s. &
WARNIN GRisk ofacci dent dueto the
br ak esy stem overheating
If yo ulea veyour foot on thebr ak epedal
when driving, thebr ak esy stem mayov er‐
heat.
This increases thebr aking distance and the
br ak esy stem mayeve nfa il. #
Neveruse thebr ak epedal asafo ot re st. #
Donotde press thebr ak epedal andthe
acc elerat orpedal atthesame time
while driving. Dr
iving andparking 14
3

&
WARNIN GRisk ofacci dent dueto inc or‐
re ct gearshif ting
If th eengine speedishigher than theidle
speed andyouen gage thetransmission posi‐
tion 005Bor005E, theve hicle mayacceler ate
shar ply. #
Ifyo uen gage thetransmission position
005B or005E when theve hicle isat a
st ands till,alw aysdepr essthebr ak e
pedal firm lyand donotacc eler ateat
th esame time. *
NO
TEEngi nedama gedue toexcess ively
hig hengi nespe eds The
enginewillbe damag edifyo udr ive wit h
th eengine intheov errevving rang e. #
Donotdr ive wi th theengine intheove r‐
re vving rang e. *
NO
TEWearing out thebr ak elinings by
continu ously dep ressing thebr ak epedal #
Donotdepr essthebr ak epedal contin‐
uousl ywhils tdr iving. #
Touse thebr aking effect of theengine,
shif tto alowe rge ar ingood time. *
NO
TEDama getothedr ivet ra in and
engin ewhen pulling away #
Donotwa rm uptheengine whilethe
ve hicle isstatio nary.Pull away immed i‐
at ely. #
Avoid high engine speeds anddriving at
full thro ttle untilth eengine hasreac hed
its operatin gte mp eratur e. *
NO
TEDama getothecat alytic converter
due tonon-co mbusted fuel The
engine isno tru nning smoothly and is
misf iring.
Non-c ombus tedfuel mayge tint oth ecat a‐
lyt iccon verter . #
Onlydepr esstheaccelera torpeda l
slig htly. #
Have thecause rectif ied imme diat ely at
a qu alif ied spec ialistwo rkshop. No
teson driving onsalt- treat edroads
The braking effect islimit edon salt-tr eated
ro ads.
Ther efor e, obse rveth efo llo wing notes:
R Due tosalt build-up onthebr ak edisk sand
br ak epads, thebr aking distance canincrease
consi derablyor result inbraking onlyon one
side
R Maint ainamuc hgr eat ersaf edis tance tothe
ve hicle infront
To remo vesalt build-up:
R Brak eoccasionall ywhile paying attention to
th etra ffic con dition s
R Carefull ydepr essthebr ak epedal attheend
of thejour neyand when star tin gth ene xt
jour ney 14
4
Driving and parking

No
teson hydropl aning
Hyd roplaning cantake place onceacer tain
amount ofwa terhas accumu lated on thero ad
sur face.
Obs erve thefo llo wing notesdur ing heavyprecip‐
it ation orinconditions inwhic hhy droplaning
ma yocc ur:
R Reduce speed
R Avoid tireru ts
R Avoid sudden steer ing movements
R Brak ecar eful ly
% Also obser vetheno teson regular lych ecking
wheels andtires (/ page306).
No teson driving through wateron the road
sur face
Wa terwhi chhas entered intoth eve hicle can
damag eth eengine, electricsand transmission .
Wa tercan alsoent ertheair intakeof theengine
and cause engine damage. Obser
vethefo llo wing ifyo umus tdr ive th ro ugh
wa ter:
R The water,when calm,ma yonl yre ac hth e
lo we redg eof theve hicle body.
R Drive at wa lkin gpace atmos t,other wise
wa tercan entertheve hicle interior orengine
com partment .
R Vehicles trave ling infront ,or onc omin gve hi‐
cles, cancreat ewa veswhic hma yex ceed the
maximu mper missi bledep thofthewa ter.
The braking effect of thebr ak es isreduced afte r
fo rd ing. Brak ecar efull ywhile paying attent ion to
th etraf fic condi tions untilbr aki ng powe rhas
been fullyrestor ed. Fu
nction ofrear axle steer ing The
rear axle steer ing isan electr omechanical
auxiliar yst eer ing onthere ar axle whichadjus ts
th esteer ing ofthere ar wheels accordin gto the
position ofthefront wheels, depending onthe
speed. Thisresults ingreat ermaneuv erabil ity
and improve dstabilit y. Re
ar axle steer ing has thefo llo wing charact eris‐
tic s:
R Reduced steer ing effort and turnin gra dius
re sulting inreduced parkingef fort
R Improve ddr iving stabilit y,e.g. when corner‐
ing
R Mor edir ect steer ing resulting inim prov ed
handling oftheve hicle
Obser vetheno teson sno wch ains
(/ page30 7) and onactivatin gsn ow chain
mode . Inf
orma tion ontheAMG ceramichigh -per‐
fo rm ance comp osit ebr ak esy stem The
brak esy stem isdesigned forhea vyloa ds.
This maylea dto noi sewhen braki ng. Thisef fect
can also occu raf te rwa shing theve hicle.
The noise depends onthefo llo wing fact or s:
R Spee d
R Brak efo rc e
R Environme ntal cond itions, e.g.te mp eratur e
and airhumidity Dr
iving andparking 14
5

%
Have thebr ak esy stem checkedat aqu ali‐
fi ed specialis two rkshop afte rit has been
subject edtoextreme load s. EC
Ostar t/s topfunc tion Ope
ratio nof the ECOstar t/s topfunc tion
% The ECOstar t/ stop funct ionisno tav ailable
in all drive pr og rams, depe nding onthe
engine. Observethest atus displa yin the
multifu nctiondisplay fo rth is.
The engin eis switc hedoffaut omat icallyin the
fo llo wing situat ionsifall vehicle conditions for
an aut omat iceng inestop areme t:
R Youbr ak eth eve hicle toast ands tillin trans ‐
miss ionposit ion005Bor005C.
R Vehicl eswith a48 Von-b oard electrical
sy stem: youdepr essthebr ak epedal when
tra veling atalow speed.
If th esy stem has detected one ofthefo llo wing
situat ions,th eengine willnotst op:
R Youstop atast op sign andther eis no vehi‐
cle infront ofyou. R
The vehicle that stopped infront ofyou
st ar ts up again.
R Youman euver,tur nth esteer ing wheel
shar plyor eng agere ve rsege ar.
% Ifth esy stem detects anintellige nt stop
inhibit or,e.g. ast op sign, theengine willnot
st op.
If yo uact ivat eth eHOLD function oreng age
th epar kposition 005D,theengine canbe
switc hedoffin spit eof an intellig entstop
inhibit or.
The engine isrestar tedaut omatic allyif:
R Youen gage trans missi on positio n005B or005E.
R Youdepr esstheacceler ator pedal.
R Anautomatic enginestar tis requ ired bythe
ve hicle.
R Youre lease thebr ak epedal.
R Vehicl eswith a48 Von-b oardele ctrical
sy stem:
- Youre lease thebr ak epedal onado wnhill
gr adient andtheve hicle does notro ll. -
The vehicle rolls on ado wnhill gradien t
and does notaut omat icallyent erglide
mode at15 mp h(2 0km/h).
EC Ostar t/ stop funct ionsymbols inthemulti‐
func tion displa y:
R The 00D6 symbol (green) appear swhen the
ve hicle isat ast ands till:th eengine was
switc hedoffby theEC Ostar t/ stop funct ion.
R The 00D5 symbol (yello w)appear swhen the
ve hicle isat ast ands till:no tall vehicle condi‐
tions foran engine stop have been met.
R Neit herthe00D6 nor00D5 symbol appears
when theve hicle isat ast ands till:an intelli‐
ge nt stop inhibit orwa sde tected, e.g. ast op
sign.
R The s symbol appears:theEC Ostar t/
st op funct ionisdeactiv ated orther eis amal‐
func tion.
If th eengine wasswitc hedoffby theEC Ostar t/
st op funct ionand youlea vetheve hicle, awa rn‐
ing tone sou nds and theengine isno tre star ted.
In addition, thefo llo wing displa ymess age
appear sin themultifunc tiondispla y: 14
6
Driving and parking

Vehicle
ReadytoDrive Switch theIgnition Off
Before Exiting
If yo udo notswit choffth eignition ,it is aut o‐
maticall yswitc hedoffaf te rth re eminut es.
Deactiv atingoractiv ating theECO star t/
sto pfunc tion #
Press displ aybutt on1.
The displa ybutt onindicat escur rent status
2 oftheEC Ostar t/ stop funct ion:
R s (red): deactiv ated
R 00D6 (green): activated
R 00D5 (yello w): inactiv e ECO
displa yfunction The
ECOdispla ysummar izesyour drivin gch ar‐
act eristic sfrom thest ar tof thejour neyto its
com pletion andassis tsyouin achie vingth e
mos teconomical driving style.
Yo ucan influen ceconsum ption ifyo u:
R Drive wit hpar ticular care.
R Drive th eve hicle indrive pr ogr am A.
R Followthege arshif tre comme ndations . The
inner segment lights upand theout erseg‐
ment fills up:
R 1 moderat eacc eler ation
R 2 gentle decel erati on and rolling
R 3 con sistent spe ed
The inne rseg ment does notlight upand the
out ersegment empties:
R 1 spor tyacc eler ation
R 2 hea vybrakin g
R 3 fluct uatio nsinspee d Dr
ivin gand parking 14
7

Yo
uha ve driven econ omicall yif:
R The thre eout ersegment sar ecom pletely fil‐
led simultaneousl y.
R The ECOdispla ylights up.
The additional rang eac hieve das are sult ofyour
dr ivin gst yle in com parison withadr iver wit ha
ve ry spor tydriving style is sho wnunder Bonus
fr. Start .The rang edispl ayed does notindicat ea
fi xe dre duction incon sum ption. ECO
Assis tfunct ion %
This function iscoun try- dependen tand is
av ailable onlyforve hicles witha48 Von-
boar delectr icalsystem.
EC OAssis tanalyz esdat afo rth eve hicle's expec‐
te dro ute. This allowsthesy stem tooptimally
adjus tth edr iving style fo rth ero uteahead, save
fuel andrecup erate.
EC OAssi stisavailable inthefo llo wing drive pr o‐
gr ams:
R o (Slipp ery)
R A Comfort) R
= (Individ ual):onlywit hth edr ive se tting
"R educed" or"Moder ate" (/ page15 1)
If th esy stem detects anevent ahead, e.g.a
speed limitoraro und about ,it will appear onthe
multifu nctiondisplay. Av
ailable routere sults 1
Event ahead
2 Distance displ ayforth eev ent ahead
3 "Foo tof fth eacceler ator" prom pt
The segment sof dis tance displ ay2 showthe
dis tance totheeve ntaheadas follo ws :
R Afew segm entslight up:theeve ntaheadis
nea r.
R Man ysegments lightup:theeve ntaheadis
fur ther aw ay.
When theve hicle nearsan event ,EC OAssis twill
calculat eth eop timal speed formaximu mfuel
econom yand recup erati ve ener gybased onthe
dis tance, speedand grad ient. "Foo tof fth e 14
8
Driving and parking

acc
elerat or"symbo l3 will appear onthemulti‐
func tion displa y.
If th edr iver take sth eir foot offth eaccelera tor
pedal ingood time, there maini ngsegments on
th edispla ywill success ivel ytur ngr een until the
eve ntsho wnisreac hed. Thedrivet ra in will be
se tfo rmaximu mfuel econom y.In drive pr ogr am
= withth edr ive se tting "Reduced" or"Mod‐
er ate", theve hicle willcoas t,wit hth ecombus‐
tion engine switchedoffif neces sary.
If th er eis no response tothepr om pt,th eseg‐
ment swill remain white.
The eventwillbe sho wnfora shor ttime afte rit
has been passed.
If th eeve ntinvo lves ave hicle infront and when
th ecoas t-do wn recomme ndation isgiv en, all
seg ments willimme diat ely turngr een once ther e
is are sponse to"Foo tof fth eacceler ator"
pr om pt3 .
If th esy stem does notint erve ne during the
eve ntahead, nothing will bedispla yed. The sys‐
te m wil lbe pass ive.
In drive pr ogr am A, onlyth eeve nt"Vehi cle in
fr ont" isdispl ayed. Sy
stem limit s
EC OAs sis tcan function evenmor epr eci sely if
th ero uteis adher edtowhen routeguidan ceis
act ive. The basic function isalso available with‐
out active ro uteguidan ce.Notall informat ion
and traffic situ ations canbefore seen. Thequal‐
ity depen dson themap data.
EC OAssis tis onl yan aid. Thedriver isresponsi‐
ble forke eping asaf edis tance from theve hicle
in front, forve hicle speed andforbr aking in
good time. Thedriver mus tbe ready tobrak eat
all times irre spectiv eof whe ther thesy stem
int erve nes.
The system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions:
R Ifvisibilit yis poor ,e.g. due toinsuf ficie ntillu ‐
mina tionofthero ad, high lyvariable shade
con dition s,rain, sno w,fogor hea vyspr ay.
R Ifth er eis glar e, e.g .fr om oncom ingtraf fic,
di re ct sunli ght orreflect ions.
R Ifth er eis dir ton thewindshield inthear ea
of themultifunc tioncamer aor thecamer ais
fo gg ed up, damag edorobscur ed. R
Iftraf fic sig ns areha rd todiscer n,e.g. due to
dir t,sno wor insuf ficie ntlighti ng,orbeca use
th ey areobsc ured.
R Ifth einf ormation onthena vig ation system's
digit almap isincor rect or outof date.
R Ifsigns areambi guou s,e.g. traf fic sig ns in
ro adw orks orinadjacent lanes. Displa
yingECOAssis t On-
boar dcom puter:
4 DriveA ssist #
Select ECOAssist. AMG
Perfor ma nce exhaus tsy stem Fu
nction oftheAMG Perfor ma nce exhaus t
sy stem
Chang ingtheposition oftheex haus tga sflaps
allo wsyouto select thesound charact eristic sof
th eAMG Perfor mance exhaus tsy stem:
R Bala nced: closed exhaus tga sflaps fora
comf ortable sound charact eristic Dr
ivin gand parking14
9

R
Powe rful: open exhaus tga sflaps fora
spor tysound charact eristic
Oper ating theAMG Perfor ma nce exhaus t
sy stem #
Press displa ybutt on1.
The displa ybutt onindic ates thecur rently
sel ect edsou ndcharact eristic 2:
R Buttonsy mbo l(b lue) :ba lanced R
Butt onsymbo l(red): powe rful DY
NA MIC SELECT switch Fu
nction oftheDY NA MIC SELECT switch Use
theDY NA MIC SELE CTswitc hto chang e
be tween thefo llo wing drive pr ogr ams:
R o Slipper y
- Optim ized pulling away and drivin gch ar‐
act eristic sin wint ryand slippe ryroad
con dition s
R = Individ ual
- Individ ualsetting sof drive, suspe nsion ,
st eer ing and ESP®
R A Comfort
- Comf ortable and econ omical driving
R C Sport
- Spor tydriving
R B Sport+
- Particular lyspor tydriving
R I Race -
Maximum sportiness
- Lateupshif tingoftheaut omatic transmis‐
sion
- Particular lyfirm springing anddam ping
se ttin gs
- Spor tysound charact eristic ofthe
ex haus tsy stem
% The drive pr og ram I isavailable onlyfor
th eMer cedes‑AMG GT63 S4MA TIC+
model orforve hicles withAMG DYNA MIC
PL US pac kage.
Dr ive pr ogr am I offers driving charact eris‐
tic ssuit edforth era ce trac kand mayno tbe
us ed on nor mal roads. Drive pr ogram Imay
be act ivat ed and used onlyon dedicat edrace
cir cui ts, noton public roads.
Mer cedes-AM Grecomme ndsselecting thedr ive
pr ogr am A when incity traffic or stop-and-go
tr af fic.
Depe nding onthedr ive pr og ram sele cted, the
fo llo wing vehicle charact eristic swill chang e:
R Drive 15
0
Driving and parking