towing MERCEDES-BENZ GLC 2020 User Guide

Pe
rm itted towing methods Ve
hicl eeq uipment/ towing
me thod Bo
th axle son thegr ound Fr
ont axle raised Re
ar axle raised
Ve hicles withmanual transmission Yes,maximum 31mile s(50 km) at
31 mp h(50 km/h) Ye
s,maximum 31mile s(50 km) at
31 mp h(50 km/h) Ye
s,maximum 31mile s(50 km) at
31 mp h(50 km/h)
Ve hicles withaut omatic transmis‐
sion Ye
s,maximum 31mile s(50 km) at
31 mp h(50 km/h) No
Yes,ifth esteer ing wheel isfixe din
th ecent erposition withast eer ing
wheel lock.
4MA TICvehicles Yes,maximum 31mile s(50 km) at
31 mp h(50 km/h) No
NoTo
tow wit hara ised axle: towing should be
per form ed byato wing company. To
wing theve hicl ewith both axle son the
gr ound #
Obser vetheno teson theper mitt edtowing
me thods (/page44 9). #
Makesur eth at thebatt eryis con nect edand
ch arge d.
Obser vethefo llo wing pointswhen thebatt eryis
disc harged:
R The engin ecann otbe star ted
R The electr icpar king brak ecann otbe
re leased orapplied R
Vehicl eswith automatic transmiss ion:
The automatic transmiss ioncanno tbe shif‐
te dto position 005Cor005D. 450
Breakdo wnassis tance

%
Vehicl eswith automatic transmiss ion:If
th eaut omatic transmiss ioncann otbe shif‐
te dto position 005C,orthemultifunc tiondis‐
pla yin theins trument clusterdoes notsho w
an ything, have theve hicle transpor tedaw ay
( / pag e452). Atowing vehicle withlifting
eq uipment isrequ ired forve hicle transpor ta‐
tio n.
* 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 th eve hicle being tow- star tedor towe d
aw ay ishea vier than theper missible gross
mass ofyour vehicle, thefo llo wing situat ions
can occur:
R The towing eyema ybecome detach ed.
R The vehicle/tr ailercombination may
sw erve oreve nov ertur n. #
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(/ page49 4). #
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(/ page45 4). #
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(/ page92) . #
Deact ivat eAc tiveBr ak eAssi st
( / pag e19 7). #
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005C. #
Release theelectr icpar king brak e. Br
eakdo wnassis tance 45
1

&
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 theignition isswitc hedoff.
R thebr ak esy stem orpowe rst eer ing sys‐
te m ismalfu nctioning.
R theener gysupply ortheon- 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. #
Use ato w bar . #
Mak esur eth at thesteer ing wheel can
mo vefreely ,bef oreto 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 e450). #
Connec tth eto w bar totheto wing eyein
or der toload theve hicle.
% Youcan also attachth eto w bar tothetrailer
hitc h. #
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 e44 7). #
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.
AMG vehicl eswith ADSPL US (Adap tive
Dam ping System 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. 452
Breakdo wnassis tance

R
Recomme ndedtirepr ess ures 1 forcold
tir es. The recomme ndedtirepr ess ures are
va lid forth emaximum permissible loadand
up tothemaximum permissible vehicle
speed.
Please alsonote:
R Information onper missib lewe ight sand loads
on theve hicle identif ication plate
(/ page49 4).
R Information ontirepr essur ein thetir epr es‐
sur eta ble (/ page46 1).
Fu rther relat ed subje cts:
R Determ inin gth emaximum permissible load
(/ page468)
R Noteson tirepr essur e(/ page460). Ste
psforDe term ining Correct Load Limit The
follo wing steps have been developed as
re qu ired ofall manuf acturersunder Title 49,
Co de 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"The combined
we ight ofocc upant sand cargoshould never
exc eed XXX kgorXXX lbs." onyour 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
14 00 lbs. and ther ewill befive 150lb pas ‐
seng ersin your vehicle, theamount ofavaila‐
ble cargoand luggageload capac ityis
65 0lbs. (140 0-75 0(5 x15 0) =650 lbs.) #
(5):De term ine thecombin edweight oflug‐
ga ge and cargobein gloaded ontheve hicle.
The 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(/page469) 468
Wheels andtires

Pe
rm issible trailer load The
tongu ewe ight isno tinc luded intheto wing
capac ity.
Missi ngvalues werenotav ailable atthetime of
going topress.
Pe rm issible towing capacit y,brak ed (at a
minim umstar t-of fgr adeabi lityof12%) Model
Perm issible towing
cap acit y,brak ed
GL C300
GL C300 4MATIC Pe
rm issible towing capacit y,unbr aked Model
Perm issible towing
cap acit y,unbr aked
GL C300
GL C300 4MATIC Maximum
tongue weight *
NO
TEDama gecau sed bythetrailer
comin gloose If
th eto ngu ewe ight used istoolow, the
tr ai le rma ycome loose . #
Theto ngu ewe ight mustno tbe belo w
11 0.2 lbs(50 kg). #
Use ato ngu ewe ight that isas clo seas
poss ibletothemaximum permissible
to ngu ewe ight . Missin
gva lues werenotav ailable atthetime of
going topress.
Maxim umtongue weight Model
Maximum
to ngue
we ight
GL C300
GL C300 4MATIC Pe
rm issible rear axle load (traile roper ation ) Miss
ingvalues werenotav ailable atthetime of
going topress.
Axle load Model
Axleload
GL C300
GL C300 4MATIC 50
4
Tech nica lda ta

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Act ive Lane Keeping Assist
Inoperat ive *A
ctiveLane Keeping Assistis malfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop.
Blind SpotAssist Currently
Unavaila bleSee Operator's
Manual *B
lind SpotAss istis temp orarily una vailable.
The system limits have been reac hed (/page24 2). #
Drive on.
Once thecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again.
or #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle inaccor dance withth etra ffic con dition sand restar t
th eengine. #
Ifneces sary,cle an there ar bum per.If th ebum perisespeciall ydir ty,th esensor sin thebum permaybe mal‐
func tioning.
Blind SpotAssist Inopera-
tive *B
lind SpotAss istis malfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop.
Blind SpotAssist NotAvail-
able When Towing aTrailer
See Operator's Manual *W
hen youes tablish theelectr icalconnect iontothetra iler ,Blind SpotAssis tis una vailable. #
Press thelef t-hand Touc hCon trol and ackn ow ledg eth edispla ymessag e.
Act ive Blind SpotAssist
Current lyUnavailable See
Operator 'sManual *A
ctiv eBli nd Spo tAssi stistemp orarily una vailable.
The system limits have been reac hed (/page24 2). Dis
play messa gesand warning/ indic ator lam ps 533

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Drive on.
Onc eth ecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again.
or #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle inaccor dance withth etra ffic con dition sand restar t
th eengine.
Act ive Blind SpotAssist
Inoper ative *A
ctiveBli nd Spo tAssi stismalfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop.
Act ive Blind SpotAsst. Not
Availabl eWhen Towing a
Trailer SeeOperator's Man-
ual *W
hen youes tablish theelectr icalconnect iontothetra iler ,Ac tiveBli nd Spo tAssi stisuna vailable. #
Press thelef t-hand Touc hCon trol and ackn ow ledg eth edispla ymessag e.
Traffic SignAssist Cur-
rent lyUnavailable See
Operator 'sManual *T
raffic Sign Assistis temp orarily una vailable. #
Drive on.
Onc eth ecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again.
Traf ficSig nAs sist Inoper a-
tiv e *T
raffic Sign Assistis malfun ctionin g. #
Stop theve hicle inaccor dance withth etra ffic con dition sand restar tth eengine. #
Ifth edispla ymessag econ tinues tobe displa yed, con sult aqu alif ied spec ialistwo rkshop. 53
4
Displa ymessag esand warning/ indic ator lam ps

Sel
ecting are cei veddes tination .........3 35
Selecti ngfrom favo rite s ......................3 34
Selecti ngfrom themap ....................... 334
Select ingprev ious destination s...........3 31
De tectin ginat tentiv eness
see ATTENTION ASSIST
Diagnos ticsconnec tion............................2 6
Digita lOp erator' sMa nua l........................ 20
Digita lsp eed ome ter ............ ...................258
Di ng hy towing
see Tow- bar system
DIRECT SELECT leve r............ ...................167
Eng aging drive po sitio n............ ........... 169
Eng aging neu tral ............ ...................... 168
Eng aging park position ........................ 169
Eng aging park position automatic ally .. 169
Eng aging reve rsege ar .........................1 68
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>167
Disp lay
Car e................................................ .... 435
Disp lay(m ult imedi asy stem) .................2 88
Home screen .......................................286
Oper ating .............. ..............................288 Se
tting acoustic oper atingfe edbac k... 289
Se ttings .......................................... ..... 317
Disp lay(on- boardcom puter)
Dis play son themultifunc tiondispla y.. 256
Displa ycont ent
Se tting theadditional value rang e ....... 255
Di spl aymes sage........... ............ ..............505
Ca lling up(on-bo ardcom puter) ..... ......5 05
No tes .................................................. 505
Displa ymessag es
00B2 ---mp h...................................... 537
ç ---mp h.....................................5 35
003D 12VBatt erySee Oper ator's
Manual ................................................ 544
0049 ActiveHea dlamps Inoperati ve .... 512
é ATTENTION ASSISTInoper ative
... ..........................................................5 28
é ATTENTION ASSIST: Take a
Br ea k! <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>.........528
0049 Automatic HeadlampMode
Inoper ative..... ...................................... 512 0027
CheckBr ak eFluid Level.............5 26
0026 CheckBrak ePa ds See Oper a‐
to r's Manua l..... ................................... 527
00BD CheckCool antLevelSee Oper‐
at or's Manual .......................................5 17
00B3 CheckEn gin eOil AtNe xtRe fu‐
eli ng ...... ............................................... 551
00B3 CheckEngi neOilLe vel(A dd 1
qu art) ...................................................5 51
0049 CheckLef tLo wBeam (exa m‐
ple) ....................................................... 511
0077 CheckTire s ................................ 547
00B2 CheckWa sher Fluid .................... 517
ÿ Coolan tTo oHo tSt op Vehicle
Tu rn Engi neOff............ ........................ 518
0025 Currentl yUna vailable See
Opera tor's Manua l..... ..........................5 38
00E5 Current lyUn available See
Operat or'sMan ual...............................5 40
Á Don't Forget Your Key.................5 11 Inde
x57
7

0049
Turn On theIgnit iontoRelease
th ePa rking Brak e................................ 526
0072 Vehicle Ready toDrive Swi tch
th eIgnit ionOffBef oreEx iting .............. 514
00C4 Vehicle Rising Please Wait.......... 531
00C4 Vehicle Rising ............................. 529
0077 Warning Tire Malfunction ........... 548
0077 Wheel Sensor(s) Missing ............ 547
Ac tiveBli nd Spo tAssi stCur rently
Un available SeeOper ator' sMan ual.....5 33
Ac tiveBli nd Spo tAssi stInoper ative.... 534
Ac tiveBli nd Spo tAss t.No tAv ailable
When Towing aTr ailer SeeOpera‐
to r's Manua l...... .................................. 534
Ac tiveBr ak eAssi stFunctio nsCur‐
re ntl yLim ited See Operator's Man‐
ua l..... .......... ...... .................................. 542
Ac tiveBr ak eAssi stFunctio nsLim i‐
te dSee Oper ator's Manual .................. 542 Ac
tiveDis tance AssistCur rently
Un available SeeOper ator' sMan ual.....5 36
Ac tiveDis tance AssistInoper ative..... .5 36
Ac tiveDis tance AssistNo wAv ailable
.. ...........................................................5 36
Ac tiveLa ne Keeping AssistCur rentl y
Un available SeeOper ator' sMan ual.....5 32
Ac tiveLa ne Keeping AssistInopera‐
tiv e ...................................................... 533
Ac tivePa rking Assistand
PA RK TRONI CInoper ative See Opera‐
to r's Manua l...... .................................. 528
Ac tiveSt eer ing Assis tCur rentl y
Un available DuetoMultiple Emer‐
ge ncy Stops ......................................... 532
Ac tiveSt eer ing Assis tCur rentl y
Un available SeeOper ator' sMan ual.....5 31
Ac tiveSt eer ing Assis tInoperativ e.......5 31 Ad
aptiveHig hbeam Assis tCamer a
Vi ew Restrict ed See Operato r's Man‐
ua l...... .................................................. 513
Ad aptiveHig hbeam Assis tCur rently
Un available SeeOper ator' sMan ual.....5 13
Ad aptiveHig hbeam Assis tIn oper a‐
tiv e .......................................................5 13
App lyBrak eto Shif tfr om 'P' ................ 519
App lyBrak eto Shif tto 'R' ...................5 20
Au xiliary Batt eryMal functi on.............. 522
Begi nning Emergency Stop .................. 531
Blind SpotAssis tCur rentl yUna vaila‐
ble See Opera tor's Manua l..... ............. 533
Blind SpotAssis tInoper ative..... .......... 533
Blind SpotAssis tNo tAv ailable When
To wing aTr ailer SeeOperat or'sMan ‐
ual .......................................................5 33
Che ckTire Pressur eSoon ...................5 49
Che ckTire Pressur eThen Restar t
Ru nFla tIndi cator <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> ........550 Inde
x57
9

Chec
kingth eoil leve lusing theon-
boar dcom puter .............................. ..... 424
MB- Freig abe orMB- Appr oval ...............4 98
Qua lity ....... .......................................... 498
To pping up...........................................4 24
Ent ering charact ers ....... .......................... 310
Fu nctio n/no tes .................................... 310
On theto uc hsc reen (media display)..... 314
Se tting theke yboar d............................ 317
ESC (Electr onicStabil ityContr ol)
see ESP®
(Electr onicStabilit yPr og ram)
ESP ®
Cr osswi ndAssis t..... ............................ 190
Of f-road .......................................... ..... 189
Tr ailer stabiliz ation...............................1 91
ESP ®
(Electr onicStabil ityProg ram) ...... 186
Ac tivati ng/d eactiv ating ........... ........... .190
Fu nctio n/no tes ................................... 186
Ext erior light ing
Car e................................................ .... 433
Ext erior light ing
see Ligh ts Ext
erior mir rors <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 140, 141
Anti-g lare mode (automatic) .......... ......1 41
Au tomatic mirrorfo lding function ........ 143
Fo lding in/out .....................................1 40
Oper ating thememor yfunc tion ..........1 05
Pa rking posit ion.............................. .....1 42
Se tting ................................................. 140
Ey eg lass escom partmen t........... ............108 F
Fa tig ue detection
see ATTENTION ASSIST
Favo rite s
Ad ding .................................................3 04
Ad ding ades tination ...........................3 34
Ca lling up ....... ................................... ..304
Dele ting .......................................... ..... 305
Home address ................................. ....3 34
Mo ving ................................................ 305
Ov ervie w ....... ................................... ...304
Re nam ing<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011>305
Wo rkaddr ess .................................. .... 334
Flacon Inser ting/r emo ving........................ .....1 49 Flat
tire ....... ..............................................437
Cha nging awhe el....... .........................483
MOExt ended tires ....... .........................438
No tes ................................................... 437
TIREFIT kit...........................................4 39
Flat towing
see Tow- bar system
Floor mats................................................ 129
Fo ilco vering
Ra dar and ultrasonic sensors.............. 184
Fr ag rance
see Perfume atomiz er
Fr ee sof tware .............................................3 1
Fr eq uencies
Tw o-w ayradio ...................................... 493
Fr eq uency band
Dialin g(on -boardcom puter) ................ 261
Fr ont airbag (driver ,fr ont passeng er).....4 0
Fr ont passeng erseat
see Seat
Fu el ...........................................................4 97
Ad ditiv es.............................................4 97 Inde
x583