fuel tank capacity MERCEDES-BENZ GLS SUV 2018 Owner's Manual

Important safety notes .................. 387
Low outside temperatures .............388
Problem (malfunction) ................... 158
Quality (diesel) ............................... 388
Refueling ........................................ 155
Tank content/reserve fuel ............. 387
Fuel filler flap
Opening ......................................... 157
Fuel filter (display message) ............ 264
Fuel level
Calling up the range (on-board
computer) ...................................... 237
Fuel tank
Capacity ........................................ 387
Problem (malfunction) ................... 158
Fuses
Allocation chart ............................. 352
Before changing ............................. 352
Dashboard fuse box ....................... 352
Fuse box in the engine compart-
ment .............................................. 353
Fuse box under rear bench seat .... 353
Important safety notes .................. 352
G
Garage door openerClearing the memory ..................... 324
General notes ................................ 321
Important safety notes .................. 321
Opening/closing the garage doo r..3 23
Problems when programming ........3 23
Programming (button in the rear-
view mirror) ................................... 322
Synchronizing the rolling code ....... 322
Gear indicator (on-board com-
puter, Mercedes-AMG vehicles) ....... 245
Genuine parts ...................................... 27
Glove box ...........................................3 01
Google™ Local Search
see also Digital Operator's Man-
ual ..................................................2 92
GTW (Gross Trailer Weight) (defini-
tion) .................................................... 373
H
Handbrake
see Parking brake
Hazard warning lamps ......................117
Head restraints
Adjusting ......................................... 99
Adjusting (electrically) ................... 100
Adjusting (manually) ........................ 99
Adjusting (rear) .............................. 100
Installing/removing (rear) .............. 100
Luxury ............................................ 100
Headlamps
Fogging up ..................................... 119
see Automatic headlamp mode
Heating
see Climate control
High beam flasher .............................1 16
High-beam headlamps
Adaptive Highbeam Assist ............. 118
Display message ............................ 260
Replacing bulbs .............................1 21
Switching on/off ........................... 116
Highway mode ................................... 118
Hill start assist .................................. 143
HOLD function
Deactivating ................................... 187
Display message ............................ 268
Function/notes .............................1 87
Home address
see also Digital Operator's Man-
ual ..................................................2 92
Hood
Closing ...........................................3 26
Display message ............................ 277
Important safety notes .................. 325
Opening ......................................... 325
Horn ...................................................... 36
Hydroplaning ..................................... 168
I
Ignition lock
see Key positions
Immobilizer .......................................... 75
Indicator lamps
see Warning and indicator lamps
12Index

Fuel
Important safety notes
GWARNIN G
Fuel is highly flammable .If you handle fuel
incorrectly, there is aris kof fir eand explo-
sion .
You must avoi dfire, open flames, creating
sparks and smoking. Switc hoff th eengin e
and ,if applicable, th eauxiliary heating before
refueling.
GWARNIN G
Fuel is poisonous and hazardous to health.
Ther eis aris kof injury.
You must mak esure that fuel does no tcome
int ocontact wit hyour skin, eyes or clothing
and that it is no tswallowed. Do no tinhale fuel
vapors. Kee pfuel away from children .
If you or other scome int ocontact wit hfuel ,
observ eth efollowing:
RWash away fuel from skin immediately
usin gsoap and water.
RIf fuel comes int ocontact wit hyour eyes,
immediately rinse them thoroughly wit h
clean water. Seek medical assistanc ewith-
out delay.
RIf fuel is swallowed, seek medical assis-
tance without delay. Do no tinduce vomit -
ing .
RImmediately chang eout of clothing whic h
has come int ocontact wit hfuel .
Tank capacity
ModelTotal capa-
city
All models26.4 US gal
(100. 0l)
ModelOf which
reserv e
Mercedes ‑AMG vehiclesApprox.
3. 7US gal
(14.0 l)
Allot her modelsApprox.
3.2 US gal (12.0 l)
Gasoline
Fuel grade
!Do not use diesel to refuel vehicles with a
gasoline engine. Do not switch on the ignition
if you accidentally refuel with the wrong fuel.
Otherwise, the fuel will enter the fuel system.
Even small amounts of the wrong fuel could
result in damage to the fuel system and the
engine. Notify a qualified specialist workshop
and have the fuel tank and fuel lines drained
completely.
!Only refuel using unleaded premium grade
gasoline with at least 91 AKI/95 RON.
iE10 fuel contains up to 10% bioethanol.
Your vehicle is E10-compatible. You can
refuel your vehicle using E10 fuel.
!Only use the fuel recommended. Operating
the vehicle with other fuels can lead to dam-
age to the fuel system, engine and exhaust
system.
!Do not use the following:
RGasoline with more than 10% ethanol
RE100 (100% ethanol)
RGasoline with methanol
RM100 (100% methanol)
RGasoline with metalliferous additives
RDiesel
Do not mix such fuels with the fuel recom-
mended for your vehicle.
!To ensure the longevity and full perform-
ance of the engine, only premium-grade
unleaded gasoline must be used.
Service products and filling capacities387
Technical data
Z