2021 MERCEDES-BENZ GT COUPE cruise control

%
IfAc tiveBr ak eAssi stisdeact ivat ed, the
00D4 symbol appearsinthest atus barofthe
multifu nctiondisplay. Speed
controlcruise contr ol Fu
nction ofcruise contr ol
Cr uise controlre gulat esthespeed totheva lue
selec tedby thedr iver .
If yo uacc elerat eto ove rtak e, forex am ple, the
st or ed speed isno tdele ted. Ifyo ure mo veyour
fo ot from theacceler ator pedal afte rove rtakin g,
cr uise control will resume speed regulation back
to thestor ed speed.
Cr uise controlis oper ated using thecor respond‐
ing steer ing wheel buttons. Youcan stor ean y
speed above19 mp h(30 km/h) uptothemaxi‐
mum design speed.
Obser vetheno teson driving systems andyour
re sponsibili ty;yo uma yot her wise failto recog‐
nize dangers(/ page 120).
Di spla yson themu ltifunct iondisp lay
R h (gra y): cruise contro lis selec tedbut
no tye tacti vated. R
h (green): cruise control isactiv e.
A stor ed speed appear salong withth eh dis‐
pla y.
% The segment sbe tween thestor ed speed and
th eend ofthesegment displaylight upin
th espeedome ter.
Sy stem limit s
Cr uise control ma ybe unable tomaint ainthe
st or ed speed onuphill gradients. Thestor ed
speed isresumed whenthegr adient evensout.
Ch ang eint oalowe rge ar ingood timeon long
and steep downhill gradients. Take par ticular
no te ofthis when drivin galaden vehicle. By
doing so,youwill mak euse ofthebr aking effect
of theengine. Thisrelie vesth eload onthebr ak e
sy stem and preve nts thebr ak es from overheat‐
ing and wearing tooqu ickl y.
Do notus ecr uise contr olinthefo llo wing situa‐
tion s:
R Intraf fic situ ations whichrequ ire freq uent
ch ang esofspee d,e.g .in hea vytraf fic, on
wi nding roads. R
Onslippe ryroads. Accel erati ng can cause
th edr ive wheels tolose tract ion and the
ve hicle could then skid.
R Ifyo uar edr ivin gwhen visibilit yis poor .
Ope ratin gcr uis eco ntr ol &
WARNIN GRisk ofacci dent dueto stor ed
speed
If yo ucall upthestor ed speed andthis is
lo we rth an your cur rent spe ed,th eve hicle
deceler ates. #
Take intoacc ount thetra ffic situat ion
bef orecallin gup thestor ed speed. Re
quirement s:
R ESP®
mus tbe act ivat ed, but notint erve ning .
R The vehicle speed isat leas t15 mp h
(20 km/ h).
R The transmis sionisin positio n005B. Dr
iving andparking 12
7

Oper
ating cruise contr ol #
Press thero ck er switc hon thesteer ing
wheel control panel upordown tothe
desir edposition .
Ac tiv atin gcr uis eco ntr ol #
Select M with theright rock er switc h.
Ac tiv atin gcr uis eco ntr ol #
Press rock er switc h1 upM ordown
N.
The current spe edisstor ed and maint ained
by theve hicle.
or #
Select Jwithth elef tro ck er switc h.
The lastst or ed speed iscalled upand main‐
ta ined bytheve hicle.
If th elas tst or ed speed hasprev iousl ybeen
dele ted, thecur rent vehicle speed isstor ed.
% When youswit choffth eve hicle, thelas t
speed stor ed isclear ed.
Incr easing/decr easingthesto redspe ed #
1mp h(1 km/h) :pr ess rock er switc h1 up
M ordown N tothepr essur epoint .
or #
5mp h(1 0 km/h) :pr ess rock er switc h1 up
M ordown N beyond thepr essur e
point .
or #
Accel erateth eve hicle tothedesir edspeed
and press rock er switc h1 upM.
Deactiv atingcruise contr ol #
Select Owithth elef tro ck er switc h.
Deactiv atingcruise contr ol #
Select Nwithth eright rock er switc h.
% Ifyo ubr ak e, deac tivateES P®
or ifES P®
int erve nes, cruise contr olisde acti vated. Ac
tiv eDi stance AssistDI ST RO NIC Fu
nction ofActiv eDi stance Assist
DI ST RO NIC
Ac tiveDis tance AssistDIS TRONI Cma intains the
se tspeed onfree-f lowing roads. Ifve hicles in
fr ont arede tected, these tdis tance isma in‐
ta ined, ifnec essar y,unt ilth eve hicle comes toa
halt. Thevehicle acceler ates orbrak es depend‐
ing onthedis tance totheve hicle infront and
th ese tspeed. Thespeed (inthera ng ebe twee n
19 mp h(30 km/h) and120mp h(2 00 km/h) )
and thedis tance totheve hicle infront arese t
and save don thesteer ing wheel. 12
8
Driving and parking

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0026 Check BrakePadsSee
Operator' sManual *T
hebrak epads have reac hed thewe arlimit . #
Con sult aqu alif ied spec ialistwo rkshop. Dr
iving systems Displa
ymess ages
Possible causes/conseq uencesand0050 0050
Solutions
00B2 - -- mph *C
ruise con trol can notbe act ivat ed asnotall act ivation condition sar efulf illed. #
Obser vetheactiv ation conditions forcr uis econtr ol(/ page12 7).
Cr uis eCon trol Inop erative *C
ruise con trol ismalfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop.
Cruise Control Off *C
ruise con trol has been deact ivat ed.
If th er eis an additional warning tone, cruise contr olha sbe en deacti vatedaut omatic ally(/ page12 7). 35
6
Dis play messa gesand warning/ indic ator lam ps

ESP
®
(El ectr onicSt abilit yPr og ram) ..... 122
Ov ervie w ..............................................1 21
Ra dar and ultrasonic sensors.............. 120
Re sponsibili ty...................................... 120
Dr ivin gsy stem
AMG adaptivespor tsuspen sionsys‐
te m + ..... ..... .........................................1 36
Dr ivi ng system
see ActiveDis tance AssistDIS TRONI C
see ATTENTION ASSIST
see Blind SpotAssis t
see Cruise control
see Driving safetysy stem
see HOLD function
see Lane Keeping Assist
see Parking AssistPA RK TRONI C
see Rear vie wcam era
Dr iving tips
AM Gcer amic high-perfor mance
com posit ebr ak esy stem ......................1 00
Dr inking anddriving ..............................96
Gene raldr ivin gtips ........................ .......9 6
No teson breaking-in ane wvehicle .......9 5 Dr
ow siness detection
see ATTENTION ASSIST
DY NA MIC SELECT .................................... 105
Con figur ing drive pr ogr am I... ......... ..... 107
Dis play ing engin edat a.................... .... 107
Dis play ing vehicle data........................ 107
Dr ive pr ogr am disp lay ............. ............. 107
Dr ive pr ogr ams............. .......................105
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>105
Oper ating (DYN AMIC SELECTswitc h)
... ...................................................... ....1 07
Sel ecting thedr ive pr ogr am ............ ....1 07
Sho wing ope ratio nfe edbac k......... ...... 107 E
E-SELECT selectorleve r............ ..............108
Eng aging drive po sitio n............. .......... 109
Eng aging neu tral ............. .....................109
Eng aging park position .................. ...... 109
Eng aging park position automatic ally..109
Eng aging reve rsege ar .........................1 09
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>108
E1 0 ............................................................ 325 Easy
entryfe atur e
Fu nctio n/no tes .....................................7 2
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 73
Easy exitfeatur e
Fu nctio n/no tes .....................................7 2
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 73
EBD (electr onicbrak efo rc edis tribu‐
tion)
Functio n/no tes .................................... 124
ECO star t/s topfunc tion<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 100
Au tomatic engine star t........................ 100
Au tomatic engine stop .........................1 00
Me thod ofoper ation ............................1 00
Switc hingoff/on ................................. 101
Electr icpa rking brak e.............................1 18
App lying automatical ly..... .................... 118
App lying orreleasing manuall y............ 119
Emerg encybraki ng ............ ..................119
Re leasing automat ically.......................1 19
Emer gency
Fir st-ai dkit (softsided) ....................... 275
Ov ervie wof thehelp functions.............. 14
Re flect ive saf etyve st <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 274
Re mo ving thewa rning triang le............ 274 Inde
x399

Ser
vice center
see Qualif iedspecialis two rkshop
Ser vice interva ldisp lay
see ASSYST PLUS
Ser vice station search
St artin gaut omat icsear ch<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 197
Se tting aspeed
see Cruise control
Se tting summ ertime .............................. 173
Se tting theda te form at ....... .................... 173
Se tting thedis tance unit........................ 177
Se tting thema pscale
see Map
Shif tpa dd les
see Steer ing wheel paddle shifters
Shif ting gears
Gea rshif tre comme ndation <0011001100110011001100110011001100110011001100110011001100110011
00110011> 111
Shor tmessag es
see Text mes sage s
Side airbag ...... ...........................................3 5
Side windo ws<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 60
Cl osi ng <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 60Cl
osi ng using theSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 61
Con venie nce closing featur e.......... ........ 61
Con venie nce openi ng <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ...61
Opening .......................................... .......6 0
Opening withth eSmar tKey <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 61
Pr oblem .................................................6 2
Size designation (tires) ........................... 306
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 50
Ac ous ticlocking verificati onsignal ........ 51
Batt ery <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>..........52
Ener gyconsu mption........... ................... 51
Fe atur es................................................ 50
Ke yring attachme nt<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> .....52
Mec hanica lke y ...................................... 52
Ov ervie w ........................................ .......5 0
Pa nic alar m <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>51
Pr oblem .................................................5 3
St artin gth eve hicle ........................ .......9 5
Un loc kin gse tting ............................ .......5 1
Smar tKey functio ns
Deactiv ating........................................... 51
Smar tphone
see Andr oidAuto
see Apple CarPla y® see
Mercedes-Benz Link
see Telephon e
Sno wch ains ............................................293
Soc ket(1 2 V) <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 78
Fr ont cent erconsole ............................. 78
Sof twareupda te
Pe rfor ming ...........................................1 81
Sof twareup dates ................................ 180
Sy stem updat es................................... 181
Sound PRE-S AFE®
Sound ................................. 43
Wheels andtires ..................................2 92
Soun d
see Burmes ter®
high-end Surround
soun dsy stem
see Burmes ter®
sur round soun dsy stem
see Sound settings
Sound settings ........................................2 58
Ad jus ting thebalance .......................... 258
Ad jus ting treb le,mid -rang eand bass
se tting s............ ................................... 258
Au tomatic volume adjustment .............2 58
Ca lls up thesound menu ..................... 258 Inde
x41
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