2021 MERCEDES-BENZ GT 4-DOOR COUPE towing

*
NO
TEDama gedue totowing away at
exc essiv elyhigh speeds orove rlong dis‐
ta nces The
drivet ra in could bedamag edwhen tow‐
ing atexc essiv elyhigh speeds orover long
dis tances. #
Atowing speed of30 mph(50 km/h)
mus tno tbe exc eeded. #
Atowing distan ceof30 miles(50 km)
mus tno tbe exc eeded. &
WARNIN GRisk ofacci dent whento wing
a ve hicle whichis toohea vy
If ano ther vehicle istow- star tedor towe d
aw ay,its weight mustno texc eed theper mis‐
sible gross mass ofyour ow nve hicle, other‐
wise thefo llo wing could occur:
R The towing eyema ybecome detach ed.
R The vehicle/tr ailercombination may
sw erve oreve nro llo ver. #
Ifano ther vehicle istow- star tedor
to we daw ay,its weight mustno texc eed th
eper missible gross mass ofyour ow n
ve hicle. If
ave hicle mustbe tow- star tedor towe daw ay,
its per missib legross weight mustno texc eed the
per missible gross weight oftheto wing vehicle. #
Information ontheper missible gross mass of
th eve hicle canbefound ontheve hicle iden‐
tif ication plate(/ page33 7). #
Vehicl eswith automatic transmiss ion:Do
no topen thedr iver's door orfront passeng er
door ,ot her wise theaut omatic transmiss ion
aut omaticall yshif tsto position 005D. #
Installth eto wing eye(/ page30 1). #
Fasten theto w bar .
* NO
TEDama gedue toinc orrect connec‐
tion oftheto w bar #
Onlyconnect theto w rope ortow bar to
th eto wing eyes. #
Deact ivat eth eaut omatic locking mechanism
(/ page72 ). #
Donotactiv ateth eHOLD function. #
Deact ivat eth eto w- aw ay alar m(/ page88) . #
Deact ivat eAc tiveBr ak eAssi st
( / pag e19 3). #
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005C. #
Release theelectr icpar king brak e. &
WARNIN GRisk ofacci dent dueto limi‐
te dsaf ety-re lat ed func tionsdur ing the
to wing proce ss
Saf ety-re lat ed func tionsar elimit edorno lon‐
ge rav ailable inthefo llo wing situat ions:
R The ignit ionisswitc hedoff.
R The brak esy stem orpowe rst eer ing sys‐
te m ismalfu nctioning.
R The ener gysupp lyor theon- boar delectr i‐
cal system ismalfunct ioning.
When your vehicle isthen towe daw ay,signif ‐
icant lymor eef fort ma ybe requ ired tosteer
and brak eth an isno rm allyre qu ired. Br
eakdo wnassis tance 29
9

#
Use ato w bar . #
Mak esur eth at thesteer ing wheel can
mo vefreely beforeto wing theve hicle
aw ay. *
NO
TEDama gedue toexcess ive tracti ve
po we r If
yo upull away shar ply, thetractiv epo we r
ma ybe toohigh andtheve hicles couldbe
damag ed. #
Pull away slo wlyand smoo thly. Lo
adi ng the vehicl efo rtr ans port #
Obser vetheno teson towing away
( / pag e298). #
Connec tth eto w bar totheto wing eyein
or der toload theve hicle. #
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005C. %
Ve
hicl eswith automatic transmiss ion:
The automatic transmiss ionmaybe locked
in posit ion005Dintheeve ntofdama getothe
electr icalsystem. Toshif tto 005C ,pr ov ide the
on-boar delectr icalsystem withpo we r
( / pag e296). #
Load theve hicle ontoth etra nspor ter. #
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005D. #
Use theelectr icpar king brak eto secur eth e
ve hicle agains tro lling away. #
Onlysecur eth eve hicle bythewheels.
Ve hicl eswith ADSPL US (Adap tiveDam ping
Sy stem PLUS) &
WARNIN GRisk ofan acci dent when
tr ansp orting vehicles withAd aptive
Dam pingSy stem PLUS
The reduced damping forc es on theve hicle
being transpor tedcan cause theve hicle/
tr ailer combination tostar tto swing. As
are sult, when transpor tingvehicles with
th eAd aptiveDam pingSy stem PLUS, the
ve hicle/tr ailercombination mayst ar tto skid.
Conseq uently,yo uco uld lose contro lof your
ve hicle. #
When transpor ting,ensur eth at:
R The vehicle hasbeen loaded onto
th etranspor tercor rectl y
R The vehicle issecur edatall four
wheel swit hsuit able tensi oni ng
st ra ps
R The maximum permissible speedof
35 mph(6 0km/h) isno texc eeded
when transpor ting *
NO
TEDama getotheve hicle from secur‐
ing itincor rectl y #
Afterloa ding, theve hicle mustbe
secur edon allfour wheel s.Ot her wise,
th eve hicle could bedamag ed. #
Aminimum distance of8in (20 cm)
up wa rdsand 4in (10 cm) down wards
mus tbe kept tothetranspor tplatf orm. 300
Breakdo wnassis tance

#
Secu retheve hicle onallfour wheel saf te r
loading .
4MA TICvehicl es/vehicl eswith automatic
tr ansmiss ion #
Mak esur eth at thefront and rear axle scom e
to rest on thesame transpor tatio nve hicle.
* NO
TEDama getothedr ivet ra in due to
inc orrect pos itioning #
Donotpos ition theve hicle abovethe
connecti onpointofthetranspor tve hi‐
cle. To
wing eyesto rage location The
towing eyeis under thecar gocom partmen t
fl oor under cover1. Ins
tall ing theto wing eye #
Toins tall thefront towing eye: pull out
co ver1. #
Toins tall there ar towing eye: press the
mar kon cover1 inwa rdsand remo ve. #
Screw intheto wing eyecloc kwiseasfaras it
wil lgo and tight en. Br
eakdo wnassi stanc e30
1

Code
ofU.S. Feder alRe gulations, Part57 5, pur‐
sua nttothe"N ational Traf fic and MotorVe hicle
Saf etyAc tof 1966". #
(1):Locat eth est at emen t“T he combined
we ight ofocc upant sand cargoshould never
exc eed XXX kgorXXX lbs.”on your vehicle's
placar d. #
(2): Determ ine thecombin edweight ofthe
dr iver and passeng ersth at will beriding in
yo ur vehicle. #
(3): Subtr actthecombin edweight ofthe
dr iver and passeng ersfrom XXX kgor
XXX lbs. #
(4): The resulting figur eeq uals theav ailable
amoun tof car goand luggageload capac ity.
Fo rex am ple, ifth e"XXX" amount equals
1, 400 lbs.and ther ewill befive 150lb pas ‐
seng ersin your vehicle, theamount ofavaila‐
ble cargoand luggageload capac ityis
65 0lbs. (1,40 0-75 0(5 x15 0) =650 lbs.) #
(5):De term ine thecombin edweight oflug‐
ga ge and cargobein gloaded ontheve hicle.
That weight mayno tsaf elyexc eed theav aila‐ ble
cargoand luggageload capac itycalc ula‐
te din Step 4. #
(6): Ifyo ur vehicle willbetowing atrailer ,
load from your trailer willbetrans ferred to
yo ur vehicle. Consult this manual todeter‐
mine howthis reduces theav ailable cargo
and luggageload capac ityofyour vehicle.
% Notall vehicles areper mitt edtotow a
trailer .To wing atrailer isonl yper mittedifa
tra iler -hit chisins talled. Please consult an
aut hor ized Mercedes -Benz dealer ifyo uha ve
an yqu estion sabout towing atrailer with
yo ur vehicle.
Ev en ifyo uha ve cal cul ated thetot alload care‐
full y,yo usho uld still mak esur eth at themaxi‐
mum permissible gross weight andthemaxi‐
mum gross axle weight rating ofyour vehicle are
no texc eeded. Details can befound ontheve hi‐
cle identif ication plate. #
Have your loaded vehicle –including driver ,
occupants andload –we ighed onave hicle
we ighbr idge.
The measur edvalues mayno texc eed the
maximu mper missi blevalues stat ed on the
ve hicle identif ication plate.
Fu rther relat ed subje cts:
R Calculation exam ple forde term inin gth emax‐
imum load(/page31 4)
R Tire and Loadi ngInfo rm atio nplacar d
(/ page31 2)
R Tire pressur eta ble (/ page309)
R Vehicle identif ication plate(/ page33 7) Calculation
exam ple forde term ining the
ma ximum load The
follo wing table showsexam ples ofhowto
cal cul atetot aland load capac ities wit hva rying
seatin gcon figur ations anddiffere nt num bers
and sizes ofocc upant s.The follo wing exam ples
use amax imum loadof1500 lbs (680 kg).This
is forillus tratio npur pos esonly.Mak esur e
yo uar eusin gth eactual loadlimit foryo ur vehi‐ 31
4
Wheels andtires

St
artin g(eme rgency operation
mode) ...... ............................................ 140
St artin g(R emo teOnline) ............... .......1 41
St artin g(sta rt/s topbutt on) ............ .....1 39
St artin gassis tance <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .....296
Swi tching off(s ta rt/s topbutt on) ........ 159
Engine data
Dis playing ............................................ 152
Engine number ........................................ 337
Engine oil.......... ........................................ 275
Ad ditiv es........ ................................ ...... 341
Capacity .......................................... .... 342
Chec kingth eoil leve lusing theon-
boar dcom puter .............................. ..... 274
MB-F reigabe orMB- Appr oval ...............3 42
Qua lity ....... .......................................... 342
To pping up.... .......................................2 75
EQ boos t
Operating safety .................................... 25
ESP ®
Cr oss win dAs sis t.................................1 71
ESP ®
(Electr onicStabil ityProg ram)
Ac tivati ng/d eactiv ating ........... ........... .171 ESP
®
SPO RT<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 169
Fu nctio n/no tes ................................... 169
ESP ®
SPOR T
Fu nctio n/no tes ................................... 169
Ext erior light ing
see Ligh ts
Ext erior light ing(car e)............................ 281
Ext erior mir rors <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 127, 128
Anti-g lare mode (automatic) .......... ......1 28
Au tomatic mirrorfo lding function ........ 129
Fo lding in/out .....................................1 27
Oper ating thememor yfunc tion ..........1 02
Pa rking posit ion.............................. .....1 28
Se tting ................................................. 127 F
Fa tig ue detection
see ATTENTION ASSIST
Fi rs t-aid kit(sof tsi ded) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> ...286
Fl aco n
Inse rting/ remo ving ......................... .... 134
Flat tire .....................................................2 86
Cha nging awhe el....... .........................328 MOExt
ended tires ....... .........................287
No tes .................................................. 286
TIREFIT kit...........................................2 88
Flat towing
see Tow- bar system
Floor mats................................................ 116
Fo ilco vering
Ra dar and ultrasonic sensors.............. 166
Fr ag rance
see Perfume atomiz er
Fr ee sof tware ............................................ 36
Fr eq uencies
Tw o-w ayradio ...................................... 336
Fr ont airbag (driver ,fr ont passeng er).....4 4
Fr ont passeng erseat ................................ 93
Ad jus ting from thedr iver's seat ............ 93
Fr ont passeng erseat
see Seat
Fu el ...........................................................3 41
Ad ditiv es.............................................. 341
E1 0 ...................................................... 340
Fu elreser ve <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 341 Inde
x42
7

Pa
nel heating
Se tting ............................................. ...... 99
Pa nic alar m............... ................................. 68
Ac tivati ng/d eactiv ating ........... ..............68
Pa nor amic roof
Operating thero ller sunblin d.......... .......8 5
Pa rk pos ition
Eng aging <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> ...........154
Sel ecting automatical ly<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 154
Pa rking
see Elec tric par kingbr ak e
Pa rking aid
see Parking AssistPA RK TRONI C
Pa rking Assis tPA RK TRONI C<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 215
Ac tivati ng ........... ..................................218
Ad jus ting warning tones <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 219
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>215
Sid eim pa ct protect ion ..................... ....2 17
Swi tching off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 218
Sy stem limit ations ........................... ....2 15
Pa rking assis tance systems
see ActivePa rking Assist Pa
rking brak e
see Elec tric par kingbr ak e
Pa rking foran extended period .............. 165
Pa rking light s...........................................1 18
Pa rking posit ion
Ex terior mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 128
St or ing theposition ofthefront -
passeng eroutside mirrorusi ng
re ve rsege ar .................................... .....1 29
PA SSEN GERAIRBAGstatus displa y
see Automatic front pass engerfront
airb agshut off
Pa yload
Calculat ionexam ple ............................ 314
De term inin gth emaximum ...................3 13
Pe rfume
see Perfume atomiz er
Pe rfume atomizer .................................... 134
Inser ting/r emoving theflacon .............1 34
Se tting ................................................. 134
Pe rfume vial
see Perfume atomiz er Pe
riod out ofuse
Ac tivati ng/d eactiv ating standb y
mode ...................................................1 66
St andb ymode function .......................1 65
Pe rm itted towing methods .....................2 97
Pe ts inthe vehicl e...... ...............................66
Plas tictrim (Car e)................................... 282
Po we rcl os ingfun ction
Doo r............ ............. .............................73
Po we rsupp ly
Swi tching on(Start/S topbutt on) ........ 138
Po we rwa sher (care)...............................2 79
Po we rwi ndo ws
see Side windo ws
PRE-S AFE®
(anticipat oryoccupant
pr otection) .................................................. 51
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 51
PRE-S AFE®
Sound ..................................5 1
Re versing measur es.............................. 52
PRE- SAFE®
Im pulse Side...........................5 2
Ac tivati on ........... ...................................38
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 5243
4
Inde x