MERCEDES-BENZ GLC COUPE 2022 Owners Manual

&
W
WARNI NG
ARNI NGRisk of injury from fuels
Fu els are poisonous and hazardous toyour
health. #
Do not swallow fuel or let it come into
contact with skin, eyes or clo thing. #
Do not inhale fuel vapour. #
Keep children away from fuel. #
Keep doors and windo wsclosed during
th ere fuelling process.
If yo u or other people come into contact with
fuel, obser vethefo llowing: #
Immediate lyrinse fuel o. your skin with
soap and water. #
If fuel comes into contact with your eyes,
immediately rinse them thoroughly with
clean water. Seek medical at tention
immedia tely. #
Ifyo u swallow fuel, seek medical atten-
tion immediatel y.Do not induce vomit-
ing. #
Change immediately out of clo thing that
has come into contact with fuel. Flexible-fuel
vehicles can be refuelled wi th thefo l-
lowing fuel types:
R unleaded petrol
R E85 fuel
R a mixture of E85 fuel and unleaded petrol
Flexible-fuel vehicles can be identi/ed bythe
Et Et hanol up t
hanol up t o E85
o E85sticker on the inside of the fuel
/ller 0ap.
Depending on the countr y,the fuels you can use
in your vehicle may di.er from the information in
th e Owner's Manual. The fuels that ha vebeen
appr ovedfo ryo ur vehicle can be found on the
inst ruction label on the inside of the fuel /ller 0ap. F F
uel
uel Inf
Inf
or
ormation on fuel q
mation on fuel q uality f
uality for v
or vehicles wit
ehicles wit h pe
h petr
trol
ol
engines
engines
Obser vethe no tes on operating 0uids
(/ page 387). *
N NOOTE
TE Damage caused bythe wrong fuel Even small amounts of
the wrong fuel could
re sult in damage tothe fuel system, the
engine and the emission control system. #
Only refuel using unleaded, sulphu r-free
spar k-ignition engine fuel that conforms
to European EN 228, or an equivalent
speci/cation.
Fu el of this speci/cation may contain up to
10% ethanol byvolume. Your vehicle is suita-
ble for use with E10 fuel. #
See the information label in fuel /ller 0ap
fo rot her compatible fuels .
Ne verre fuel wi thone of thefo llowing fuels:
R Diesel
R Regular petrol with an octane number
lo we rth an 91 RON
R Petrol with more than 3% me thanol byvol-
ume, e.g. M15, M30
R Petrol with additives containing me tal388
388
Te
ch nical data

If
yo u ha veacciden tally refuelled wi th the
wrong fuel: #
Do not switch on theve hicle. #
Consult a quali/ed specialist workshop. The
following compatibility indications for fuel
apply toyour vehicle: 1
For petrol with maximum of 5% ethanol byvol-
ume
2 For petrol with maximum of 10% ethanol by
vo lume Ac
cording toEuropean standard EN 16942, you
can /nd the compatibility indications at thefo l-
lowing locations:
R Ontheve hicle on the information label on the
fuel /ller 0ap (/ page 189)
R Onthe fuel dispenser or pump nozzle suitable
fo ryo ur vehicle thro ughout Europe
If th eav ailable fuel is not su1ciently low in sul-
phur, it may produce unpleasant odours.
The recommended octane number foryo ur vehi-
cle can also be found on the information label on
th e fuel /ller 0ap (/ page 189).
As a temp orary measure, if there commended fuel
is not available, you may also use regular unlea-
ded petrol with an octane number of at least
91 RON.
This may reduce engine output and increase fuel
consum ption.
Ne verre fuel using petrol of a lo werRO N.
Fu rther information on fuel can be obtained at a
/lling station or a quali/ed specialist workshop. Inf
Inf or ormation on additiv
mation on additiv es in pe
es in pe tr
trol (v
ol (v ehicles with
ehicles with
pe
pe tr
trol engine)
ol engine)
Obser vethe no tes on operating 0uids
(/ page 387).
* NO
NOTE
TEDamage from use of unsuitable
additives Even small amounts of
the wrong additive may
lead tomalfunctions occur ring. #
Only add cleaning additives recommen-
ded byMercedes-Benz tothe fuel. Mercedes-Benz
recommends that you use brand-
name fuels with additives.
In some countries, the fuel available may not ha ve
su1cient additives. Deposits could build up in the
fuel injection system as a result. In this case, in
consultation with a Mercedes-Benz service
centre, mix the fuel with the cleaning additive rec-
ommended byMercedes-Benz. Obser vethe no tes
and mixing ratios indica ted on theta nk. Te
ch nical data
389 389

Inf
Inf
or
ormation on fuel q
mation on fuel q uality f
uality for v
or vehicles wit
ehicles wit h a die-
h a die-
sel engine
sel engine
Gener Gener al not
al notes
es
Obser vethe no tes on operating 0uids
(/ page 387). &
W
WARNING
ARNING Risk of /re from fuel mixtu re
If yo u mix diesel fuel with petrol, the 0ash
point of the fuel mixture is lo werth an that of
pure diesel fuel. #
Neverre fuel using petrol in diesel
engines. #
Never mix petrol with diesel fuel. *
N
NOOTE
TE Damage caused bythe wrong fuel Even small amounts of
the wrong fuel could
re sult in damage tothe fuel system, the
engine and the emission control system.
V
V ehicles wit
ehicles wit h a diesel par
h a diesel par ticulat
ticulat e
e/lt
/lt er:
er: #
Only refuel using sulphur-free diesel fuel
th at conforms toEuropean standard
EN 590, or an equivalent speci/cation.
In count ries without sulphur-free diesel
fuel, refuel using only lo w-sulphur diesel
fuel with a sulphur content less than
50 ppm.
V
V ehicle wit
ehicle wit hout diesel par
hout diesel par ticulat
ticulate
e/lt
/lt er:
er: #
Only refuel using diesel fuel wi tha sul-
phur content less than 500 ppm.
Ne verre fuel wi thone of thefo llowing fuels:
R Petrol
R Marine diesel
R Heating oil
R Pure fatty acid me thyl ester or veget able
oil
R Para1n or kerosene
If yo u ha veacciden tally refuelled wi th the
wrong fuel: #
Do not switch on theve hicle. #
Consult a quali/ed specialist workshop. The
following compatibility indications for fuel
apply toyour vehicle: 1
For diesel fuel with a maximum of 7% fatty
acid me thyl ester byvolume (bio-diesel)
2 For diesel fuel with a maximum of 10% fatty
acid me thyl ester byvolume (bio-diesel)
Ac cording toEuropean standard EN 16942 you
can /nd the compatibility indications at thefo l-
lowing locations:
R Ontheve hicle on the information label on the
fuel /ller 0ap (/ page 189) 390 390
Te
ch nical data

R
Onthe fuel dispenser or pump nozzle suitable
fo ryo ur vehicle thro ughout Europe
Inf
Inf or
ormation on lo
mation on lo w outside t
w outside tem
emper
per atur
atur es
es
Re fuel your vehicle with as much winter diesel fuel
as possible at the beginning of winter.
Before changing overto winter diesel fuel, the fuel
ta nk should be em pty, if possible. When /rst refu-
elling wi thwinter diesel fuel, keep the fuel le vel
lo w, e.g. toreser veleve l. The fuel tank can be /l-
led as usual when next refuelling.
Fu rther information on fuel can be obtained at a
/lling station or a quali/ed specialist workshop.
T
T ank cont
ank cont ent and fuel r
ent and fuel r eserve
eser ve
No
No t f
t for plug-in h
or plug-in h ybr
ybr id:
id:
The tota l capacity of the fuel tank may vary,
depending on theve hicle equipment.
Tot
Tot al fuel t
al fuel t ank capacity
ank capacity Model
Model
All model
s6 6.0 litres R R
eserv
eserv e fuel t
e fuel t ank
ank Model
Model
All models
7.0 litres T T
o
o t
tal fuel t
al fuel t ank capacity (plug-in h
ank capacity (plug-in h ybr
ybrid)
id) Model Model
All models
50.0 litres F F
uel t
uel t ank r
ank r eserv
eserv e (plug-in h
e (plug-in h ybr
ybrid)
id) Model
Model
All models
7.0 litres A A
dBlue
dBlue ®
®
(v
(vehicles wit
ehicles wit h a diesel engine onl
h a diesel engine onl y)
y) N
No
ot
tes on A
es on A dBlue
dBlue®
®
Obser vethe no tes on operating 0uids
(/ page 387).
Ad Blue ®
is a water-soluble 0uid forth e NOx
ex haust gas aTertreatment of diesel engines.
It may be improper or punishable in some coun-
tries tooperate a vehicle that uses no AdBlue ®
or one
that does not comply with the speci/cations
of this Owner's Manual.
* N
NO OTE TE Malfunctions due tothe dilution of
Ad Blue ®
or the use of additive-enhanced
Ad Blue ® The function of
the NOx exhaust gas aTer-
treatment can be impaired bythe use of
unsuitable denoxi/cation agents. #
Only use AdBlue ®
in acco rdance with
ISO 22241. #
Do not dilu teAd Blue ®
wi th wa ter. #
Do not use additive-enhanced AdBlue ®
. *
N NOOTE TE Dama geand malfunctions due to
impurities in AdBlue ® Consequences of impurities in
AdBlue ®
:
R increased emission values
R damage tothe catalytic con verter
R NOx exhaust gas aTertreatment malfunc-
tions Te
ch nical data
391
391

#
Avoid impurities in AdBlue ®
. Ad
Blue ®
residues cr ystallise aTer a period of
time, and contaminate the sur faces with which
th ey come into contact. Clean the dirty sur faces
with water as soon as possible.
When you open theAd Blue ®
tank, small amounts
of ammonia vapour may escape. Do not inhale
any ammonia vapours that may be released. Only
/ll theAd Blue ®
tank in well-ventilated areas.
A
A dBlue
dBlue ®
®
/lling
/lling capacity and consump
capacity and consump tion
tion
Tot
Tot al capacity of A
al capacity of A dBlue
dBlue®
®
t
tank
ank Model
Tot
Mode lT otal capacity
al capacity
All model s2 7.5 litresA
A
dBlue
dBlue ®
®
consump
consump tion
tion
The average AdBlue ®
consu mption is between 1%
and 5% of fuel consum ption. Like fuel consump-
tion, AdBlue ®
consu mption is high lydependent
upon driving style and operating conditions. For
th is reason, your vehicle's actual consu mption /g-
ures in da y-to -day operating conditions may di.er from
the consum ption /gures calculate d. The fre-
qu ency at which you will ha veto to p up AdBlue ®
will also vary. Ha vetheAd Blue ®
supply checked
at a quali/ed specialist workshop before making
jou rney s outside Europe. Before a lon ger st ayout-
side Europe, consult a quali/ed specialist work-
shop.
A
A dBlue dBlue ®
®
r
rang
ang e and
e and /ll
/lllev
level
el
The AdBlue ®
/ll le vel and range can be displa yed
via the on-board computer. The AdBlue ®
range
sh ow n is high lydependent upon driving style and
operating conditions. The actual range therefore
may deviate from thera nge cur rently displa yed on
th e on-board computer. The information supplied
in the Owner's Manual rega rding there ser ve
qu antity at the /rst display warning and the mini-
mum top-up quantity with an em pty fuel tank is
also tobe understood as guide values. Engine oil
Engine oil
N
No
ot
tes on engine oil
es on engine oil
Obser vethe no tes on operating 0uids
(/ page 387). *
N
NOOTE
TE Engine damage caused byan inco r-
re ct oil /lter, incor rect oil or additi ves #
Do not use engine oils or oil /lters other
th an those which meet the speci/cations
necessary forth e prescribed service
inter vals. #
Do not alter the engine oil or oil /lter in
order toachie velonger change inter vals
th an prescribed. #
Do not use additives. #
Have the engine oil changed aTer the
prescribed inter vals. 392
392
Te
ch nical data

Mercedes-Benz
recommends having the oil
ch anged at a quali/ed specialist workshop.
Only use engine oils appr ovedfo ryo ur vehicle by
Mercedes-Benz.
P
P e etr
tr ol engines:
ol engines: for cer tain countries, di.erent
engine oils can be used in conjunction with
re duced maintenance inter vals. Further informa-
tion on di.erent engine oils can be obtained at a
qu ali/ed specialist workshop.
Quality and capacity of engine oil
Quality and capacity of engine oil
No
No t f
t for plug-in h
or plug-in h ybr
ybrid:
id:
Engine oil
Engine oil speci/cations
speci/cations (pe
(petr
trol engines)
ol engines) P
P
e
e tr
tr ol engines
ol engines MB-Fr
MB-Freig
eigabe or MB-
abe or MB-
Appr ov
Approv al
al
All models 229.51, 229.52,
229.61, 229.71,
229.72 1)
1) recommended for lo west possible fuel consu mption (lo westSA E
viscosity class in each case; obser vepossible restrictions of the
appro vedSA E viscosity classes) Engine oil Engine oil
speci/cations
speci/cations (diesel engines)
(diesel engines) Diesel engines
Diesel engines
MB-Fr
MB-Freig
eigabe or MB-
abe or MB-
Approv
Approv al
al
GLC 400 d 4MATIC 229.52, 229.611)
All other model s2 29.52, 229.61,
229.71, 229.72 1)
1) recommended for lo west possible fuel consu mption (lo westSA E
viscosity class in each case; obser vepossible restrictions of the
appro vedSA E viscosity classes) To
achie vethe lo west possible fuel consum ption,
it is recommended touse the engine oil speci/ca-
tions mar ked in theta ble forth e lo westSA E vis-
cosity class. Possible restrictions of the appr oved
SA E viscosity classes must be obser ved.
% Ifth e engine oils listed in theta ble are not
av ailable, you may add a maximum of 1.0 litre
of thefo llowing engine oils once onl y.
V
V ehicles wit
ehicles wit h a pe
h a petr
trol engine:
ol engine: MB-Freigabe or
MB-Appr oval 229.31 or ACEA C3
V
V ehicles wit
ehicles wit h a diesel engine:
h a diesel engine:
R GL
GLC 400 d 4MA
C 400 d 4MA TIC:
TIC:MB-F reigabe or MB-
Appr oval 229.51 or ACEA C3 R
Allot
All other models:
her models: ACEA C3
No
No t f
t for plug-in h
or plug-in h ybr
ybrid:
id:
Engine oil
Engine oil /lling
/llingcapacity
capacity Model
Model
Capacity
Capacity
GLC 200 6.6 litres
GLC 200 d 4MATIC
GLC 220 d 4MATIC 6.3 litres
GLC 300 d 4MATIC 6.8 litres
GLC 400 d 4MATIC 7.5 litres
All other model s6 .0 litres The speci/e
d/lling capacity refers to an oil
ch ange with the oil /lter. Te
ch nical data
393 393

Engine oil
Engine oil
speci/cation
speci/cation (plug-in h
(plug-in hybr
ybrid)
id) Model
Model
MB-Fr
MB-Freig
eigabe or MB-
abe or MB-
Appr ov
Approv al
al
GLC 300 e 4MATIC 1)
229.52)
GLC 300 de 4MATIC 229.52
1) Only use SAE 0W-40 or SAE 5W-40 viscosity class engine oils.
2) recommended for lo west possible fuel consu mption (lo westSA E
viscosity class in each case; obser vepossible restrictions of the
appro vedSA E viscosity classes) To
achie vethe lo west possible fuel consum ption,
it is recommended touse the engine oil speci/ca-
tions mar ked in theta ble forth e lo westSA E vis-
cosity class. Possible restrictions of the appr oved
SA E viscosity classes must be obser ved.
% Ifth e engine oils listed in theta ble are not
av ailable, you may add a maximum of 1.0 litre
of thefo llowing engine oils once onl y.
V
V ehicles wit
ehicles wit h a pe
h a petr
trol engine:
ol engine: MB-Freigabe or
MB-Appr oval 229.3 or ACEA A3/B4
V
V ehicles wit
ehicles wit h a diesel engine:
h a diesel engine: ACEA C3 Engine oil
Engine oil
/lling
/llingcapacity (plug-in h
capacity (plug-in h ybr
ybrid)
id) Model
Model
Capacity
Capacity
GLC 300 e 4MATIC 6.0 litres
GLC 300 de 4MATIC 6.3 litres The speci/ed /lling capacity
refers to an oil
ch ange with the oil /lter. N
No
ot
tes on br
es on br ak
ake
e 0uid
0uid Obser
vethe no tes on operating 0uids
(/ page 387). &
W
WARNING
ARNING Risk of an accident due to
va pour poc kets form ing in the brake sys-
tem
The brake 0uid constantly absorbs moisture
from the air. This lo wersthe boiling point of
th e brake 0uid. If the boiling point is too lo w,
va pour poc kets may form inthe brake system
when the brakes are applied hard.
This impairs the braking e.ect. #
Have the brake 0uid rene we d at the
speci/ed inter vals. Ha
ve the brake 0uid regula rly re placed at a quali-
/ed specialist workshop.
Only use a brake 0uid appr ovedby Mercedes-
Benz according toMB-F reigabe or MB-Appr oval
331.0. Coolant Coolant
N
No
ot
tes on coolant
es on coolant
Obser vethe no tes on operating 0uids
(/ page 387). &
W
WARNING
ARNING Risk of /re‑ and injury from
antif reeze
If antifreeze comes into contact with hot com-
ponent parts in the engine compartment, it
may ignite. #
Allow the engine tocool down before
yo uto p up the antifreeze. #
Make sure that no antif reeze spills out
next tothe /ller opening. 394
394
Te
ch nical data

#
Tho roughly clean the antifreeze from
component parts before starting the
ve hicle. *
N
NO OTE
TE Damage caused byincor rect cool-
ant #
Only use coolant that has been premixed
with there qu ired antifreeze pr otection.
Information on coolant is available at thefo l-
lowing locations:
R Inthe Mercedes-Benz Speci/cation for
Operating Fluids 320.1
- Athttps://be vo.mercedes-benz.com
- Inthe Mercedes-Benz BeVo App
R Ataqu ali/ed specialist workshop *
N NOOTE
TE Overheating at high outside temp er-
atures If an inappropriate coolant is used,
the cooling
system is not su1ciently pr otected against
ov erheating and cor rosion at high outside
te mp eratures. #
Only use coolant appr ovedfor
Mercedes-Benz. #
Obser vethe inst ructions in the
Mercedes-Benz Speci/cations for Oper-
ating Fluids 320.1. Ha
ve the coolant regula rly re placed at a quali/ed
specialist workshop.
Proportion of antif reeze concentrate in the cool-
ing system:
R A minimum of 50% (antifreeze pr otection down
to about -37°C)
R A maximum of 55% (antif reeze pr otection
down to-45°C) N
No
ot
tes on windscr
es on windscr een w
een washer
asher 0uid
0uid Obser
vethe no tes on operating 0uids
(/ page 387). &
W
WARNING
ARNING ‑ Risk of /re and injury due to
windscreen washer concent rate
Wi ndsc reen washer concent rate is highly 0am-
mable. It could ignite if it comes into contact
with hot engine component parts or the
ex haust system. #
Make sure that no windscreen washer
concent rate spills out next tothe /ller
opening. *
N NOOTE
TE Damage totheex terior lighting due
to unsuitable windscreen washer 0uid Unsuitable windscreen
washer 0uids may
damage the plastic sur face of theex terior
lighting. #
Only use windscreen washer 0uids which
are also suitable for use on plastic sur fa-
ces, e.g. MB SummerFit or MB WinterFit. Te
ch nical data
395
395

*
N
NO
OTE
TE Bloc ked spr aynozzles caused by
mixing windscreen washer 0uids #
Do not mix MB SummerFit and MB Win-
te rFit with other windscreen washer 0u-
ids. Do not use distilled or de-ionised
water. Other-
wise, the /ll le vel sensor may be triggered er rone-
ous ly.
Re commended windscreen washer 0uid:
R abo vefreezing point: e.g. MB SummerFit
R below freezing point: e.g. MB WinterFit
Fo rth e cor rect mixing ratio, referto the informa-
tion on the antifreeze container.
Mix washer 0uid with windscreen washer 0uid all
ye ar round. V
V
ehicle data
ehicle data V
V
ehicle dimensions
ehicle dimensions The heights speci/ed may
vary as a result of the
fo llowing factors:
R tyres
R load
R condition of the suspension
R optional equipment 1
Height when opened
2 Headroom
N
No ot f
t f or plug-in h
or plug-in h ybr
ybrid:
id: Height when opened and headr
Height when opened and headr
oom
oom Model
Model
1
1Height
Height
when opened
when opened 2
2
Headr
Headr oom
oom
All models 2209 mm 1933 mm V V
ehicle dimensions ehicle dimensions All models All models
Ve
hicle lengt h4 731 mm
Ve hicle width includ-
ing outside mir rors 2096 mm
Ve hicle width exclud-
ing outside mir rors 1890 mm
Ve hicle height 1600 mm
Wheelbase 2873 mm396 396
Te
ch nical data

Height when opened and headr
Height when opened and headr
oom (plug-in
oom (plug-in
h
h ybr
ybr id)
id) Model
Model
1
1 Height
Height
when opened
when opened 2
2
Headr
Headroom oom
All models 2232 mm 1956 mm V
V
ehicle dimensions (plug-in h
ehicle dimensions (plug-in h ybr
ybrid)
id) All models
All models
Ve
hicle width includ-
ing outside mir rors 2096 mm
Ve hicle width exclud-
ing outside mir rors 1890 mm
Ve hicle height 1622 mm
Wheelbase 2873 mmV V
ehicle lengt
ehicle lengt h (plug-in h
h (plug-in hybr
ybrid)
id) Mode
lV
Mode lV ehicle length
ehicle length
GLC 300 e 4MATIC 4731 mm
GLC 300 de 4MATIC 4742 mm W
W
eights and loads
eights and loads Please obser
vethefo llowing no tesfo rth e speci-
/ed vehicle data:
R Items of optional equipment increase the unla-
den weight and reduce the pa yload.
R Vehicle-speci/c weight information can be
fo und on theve hicle identi/cation plate
(/ page 385).
R
R oof load
oof load Model
Model
Maximum r
Maximum roof load
oof load
All model s7 5 kg Maximum design speeds
Maximum design speeds
N
No
ot f
t f or Mer
or Mer cedes-
cedes- AMG v
AMG vehicles:
ehicles:
Missing values werenot available at the time of
going topress.
Maximum per
Maximum per missible speed
missible speed
All models High-v
High-v
olt
oltag
age batt
e batt er
ery (plug-in h
y (plug-in h ybr
ybrid)
id) N
No
ot
tes on t
es on t he pow
he pow er suppl
er suppl y f
y for v
or v ehicles wit
ehicles wit h a
h a
high-v
high-v olt
oltag
age batt
e batt ery
ery
In accordance with European standard EN
17186:2019, vehicle identi/ers are located on the
ve hicle in thefo llowing places:
R Onthe inside of the soc ket 0ap
R Onthech arging cable connector
In addition, charging stations in European coun-
tries are equipped with ene rgy supp lyidenti/ers.
Yo u can rech arge your vehicle at charging stations
where thech arging station identi/er cor responds
to theve hicle identi/er.
Fo r fur ther information on charging the high-volt-
age batter y,referto the "Charging the high-volt-
age battery" section (/ page 196). Te
ch nical data
397 397