2019 MERCEDES-BENZ GLS SUV warning

Publication details
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Further information about Mercedes-Benz vehi-
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70327 Stuttgart
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Registered trademarks:
R Bluetooth ®
is a registered trademark of Blue-
tooth SIG Inc.
R DTS™ is a registered trademark of DTS, Inc.
R Dolby ®
and MLP™ are registered trademarks
of DOLBY Laboratories.
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and PRE-SAFE ®
are reg-
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In this Operator's Manual you will find the fol-
lowing symbols: G
WARNING
Warning notes make you aware of dangers
which could pose a threat to your health or
life, or to the health and life of others. H
Environmental note
Environmental notes provide you with infor-
mation on environmentally aware actions or
disposal.
! Notes on material damage alert you to dan-
gers that could lead to damage to your vehi-
cle.
i Practical tips or further information that
could be helpful to you.
X This symbol indicates an instruction
that must be followed.
X Several of these symbols in succession
indicate an instruction with several
steps. (Y
page)
This symbol tells you where you can find
more information about a topic.
YY This symbol indicates a warning or an
instruction that is continued on the next
page.
Dis‐ Dis‐
play play This text indicates a message on the
multifunction display/multimedia dis-
play. Example
G
WARNING
If the front passenger air bag has been acti-
vated, a child on the front passenger seat may be hit by the front passenger air bag in the
event of an accident. There is a risk of injury or
fatal injury.
NEVER use a rearward-facing child restraint
system on a seat protected by an ACTIVE
FRONT AIRBAG; DEATH or SERIOUS INJURY
to the CHILD can occur.
Read the chapter "Children in the vehicle" .
As at 27.02.2018

Welcome to the world of Mercedes-Benz
We urge you to read this Operator's Manual
carefully and familiarize yourself with the vehi-
cle before driving. For your own safety and a
longer vehicle life, follow the instructions and
warning notices in this Operator's Manual.
Ignoring them could result in damage to the
vehicle or personal injury to you or others.
Vehicle damage caused by failure to follow
instructions is not covered by the Mercedes-
Benz Limited Warranty.
The equipment or product designation of your
vehicle may vary depending on:
R Model
R Order
R Country specification
R Availability
Mercedes-Benz therefore reserves the right to
introduce changes in the following areas:
R Design
R Equipment
R Technical features
The equipment in your vehicle may therefore
differ from that shown in the descriptions and
illustrations.
The following are integral components of the
vehicle:
R Digital Operator's Manual
R Printed Operator's Manual
R Maintenance Booklet
R Equipment-dependent supplements
Keep these documents in the vehicle at all
times. If you sell the vehicle, always pass all
documents on to the new owner.
Your Operator's Manual: Digital form inside the vehicle
The Digital Operator's Manual provides
comprehensive and specifically adapted
information on your vehicle's equipment
and multimedia system. It contains infor-
mative animations, individual language
settings and an intuitive search function. Booklet inside the vehicle
In addition to this manual and the afore-
mentioned digital media, you also have the option to obtain a comprehensive printed
version of the Supplement for your multi-
media system from your authorized
Mercedes-Benz Center. Digital form via the Internet
The Operator's Manual on the Internet pro-
vides easy access to all information
regarding your vehicle and multimedia sys- tem. It also provides helpful animations,
interesting background information and a
wide array of search options. Digital form as an app
Using the Mercedes-Benz Guides app, you
can view all the information on your vehicle and multimedia system via mobile Internetor download it independently of network
access. Available for smartphones or tab-
lets.
You can also use the Mercedes-Benz Guides
app: Please note that the Mercedes-Benz Guides app
may not yet be available in your country.
Mercedes-Benz USA, LLC
Mercedes-Benz Canada, Inc.
A Daimler Company
1665840510 É1665840510/ËÍ

Index
....................................................... 4Digital Operator's Manual
..................26
Introduction .......................................... .26
Operation ............................................... 26 Introduction
......................................... 27
Protecting the environment ...................27
Genuine Mercedes-Benz parts .............. .27
Operator's Manual ................................. 28
Service and vehicle operation ................28
Operating safety .................................... 30
QR code for rescue card ........................ 32
Data stored in the vehicle ......................32
Information on copyright ....................... 35 At a glance
........................................... 36
Cockpit .................................................. 36
Instrument cluster .................................37
Multifunction steering wheel ................. 38
Center console ...................................... 39
Overhead control panel .........................42
Door control panel ................................. 43 Safety
................................................... 44
Panic alarm ............................................ 44
Occupant safety .................................... 44
Children in the vehicle ........................... 59
Pets in the vehicle ................................. 65
Driving safety systems ........................... 66
Protection against theft ........................ .75Opening and closing
...........................77
SmartKey ............................................... 77
Doors ..................................................... 83
Cargo compartment ...............................84
Side windows ......................................... 88
Sliding sunroof ....................................... 92 Seats, steering wheel and mirrors
....97
Correct driver's seat position ................ 97
Seats ..................................................... 97
Steering wheel ..................................... 108
Mirrors ................................................. 110 Memory function ................................. 113 Lights and windshield wipers
..........115
Exterior lighting ................................... 115
Interior lighting .................................... 119
Replacing bulbs (vehicles with LED
headlamps) .......................................... 120
Replacing bulbs (vehicles with halo-
gen headlamps) ................................... 120
Windshield wipers ................................ 122 Climate control
................................. 125
Overview of climate control systems ... 125
Operating the climate control sys-
tems .................................................... 131
Setting the air vents ............................ 136 Driving and parking
..........................139
Notes on breaking-in a new vehicle ..... 139
Driving ................................................. 139
DYNAMIC SELECT controller ............... 147
Automatic transmission ....................... 148
Refueling ............................................. 155
Parking ................................................ 158
Driving tips .......................................... 161
Driving systems ................................... 170
Towing a trailer .................................... 221
Bicycle rack ......................................... 227
Notes on towing vehicles ..................... 229 On-board computer and displays
....230
Important safety notes ........................ 230
Displays and operation ........................ 230
Menus and submenus ......................... 233
Display messages ................................ 245
Warning and indicator lamps in the
instrument cluster ............................... 274 Multimedia system
...........................287
General notes ...................................... 287
Important safety notes ........................ 287
Function restrictions ............................ 287
Operating system ................................ 288 2
Contents

1, 2, 3 ...
4ETS (Electronic Traction System) see ETS/4ETS (Electronic Trac-
tion System)
4MATIC (permanent four-wheel
drive) .................................................. 215
12 V socket
see Sockets
115 V socket ...................................... 308
360° camera
Cleaning .........................................3 30
Display in the multimedia system .. 202
Function/notes ............................ .200 A
ABS (Anti-lock Braking System) Display message ............................ 246
Function/notes ................................ 66
Important safety notes .................... 66
Warning lamp ................................. 277
Accident
Automatic measures after an acci-
dent ................................................. 59
Activating media mode
General notes ................................ 293
Activating/deactivating cooling
with air dehumidification ................. 131
Active Blind Spot Assist
Activating/deactivating (on-
board computer) ............................ 239
Display message ............................ 265
Function/informatio n.................... 210
Trailer towing ................................. 212
Active Brake Assist
Activating or deactivating .............. 239
Display message ............................ 251
Function/note s................................ 67
Active Brake Assist with cross-
traffic function
Activating or deactivating .............. 239
Display message ............................ 252
Function/note s................................ 72
Important safety notes .................... 73
Warning lamp ................................. 285
Active Curve System
Display message ............................ 262 Function/note
s............................. 186
Active Distance Assist DISTRONIC
Activating ....................................... 174
Activation conditions ..................... 174
Cruise control lever ....................... 174
Deactivating ................................... 177
Display message ............................ 266
Displays on the instrument clus-
ter .................................................. 178
Driving tips .................................... 178
Function/note s............................. 172
Important safety notes .................. 173
Setting the specified minimum
distance ......................................... 177
Stopping ........................................ 176
Warning lamp ................................. 285
Active Lane Keeping Assist
Activating/deactivating (on-
board computer) ............................ 239
Display message ............................ 264
Function/information .................... 212
Trailer towing ................................. 215
Active light function ......................... 117
Active Parking Assist
Canceling ....................................... 196
Detecting parking spaces .............. 193
Display message ............................ 265
Exiting a parking space .................. 195
Function/note s............................. 192
Important safety notes .................. 192
Parking .......................................... 194
Active Steering Assist
Activating/deactivating ................. 238
Display message ............................ 267
ADAPTIVE BRAKE ................................. 72
Adaptive Damping System
Function/note s............................. 188
Adaptive Highbeam Assist
Display message ............................ 258
Function/note s............................. 118
Switching on/of f........................... 118
Additives (engine oil) ........................ 387
Address book
see also Digital Operator's Man-
ual .................................................. 287
Adjusting the volume
Multimedia system ........................ 288 4
Index

Engaging reverse gear ................... 148
Engaging the park position ............ 148
Important safety note
s.................. 148
Kickdown ....................................... 151
Manual shifting .............................. 152
Oil temperature (on-board com-
puter, Mercedes-AMG vehicles) ..... 242
Overview ........................................ 148
Problem (malfunction) ................... 155
Pulling away ................................... 143
Starting the engine ........................ 142
Steering wheel paddle shifters ...... 152
Trailer towing ................................. 151
Transmission position display ........ 149
Transmission positions .................. 150
Automatic transmission emer-
gency mode ....................................... 155
AUX jacks
CD/DVD drive ............................... 294
Axle load, permissible (trailer tow-
ing) ...................................................... 392 B
Back button ....................................... 288
Bag hook ............................................ 300
Ball coupling
Installing ........................................ 223
Removing ....................................... 226
BAS (Brake Assist System) ................. 67
Battery (SmartKey)
Checking .......................................... 80
Important safety notes .................... 80
Replacing ......................................... 80
Battery (vehicle)
Charging ........................................ 342
Display message ............................ 259
Important safety notes .................. 340
Jump starting ................................. 343
Overview ........................................ 340
Replacing ....................................... 343
Belt
see Seat belts
Belt warning ......................................... 48
Bicycle rack ....................................... 227
Blind Spot Assist
Activating/deactivating ................. 239
Display message ............................ 265 Notes/function .............................. 207
Trailer towing ................................. 208
see Active Blind Spot Assist
Bluetooth ®
Searching for a mobile phone ........ 291
Searching for a mobile phone
(device manager) ........................... 292
see also Digital Operator's Man-
ual .................................................. 287
Telephony ...................................... 291
Brake Assist System
see BAS (Brake Assist System)
Brake fluid
Display message ............................ 251
Notes ............................................. 387
Brake force distribution
see EBD (electronic brake force
distribution)
Brake lamps
Display message ............................ 257
Brake linings
Display message ............................ 251
Brakes
ABS .................................................. 66
BAS .................................................. 67
Brake fluid (notes) ......................... 387
Braking assistance appropriate to
the situation ..................................... 69
Display message ............................ 246
High-performance brake system .... 164
Hill start assist ............................... 143
Important safety notes .................. 163
Maintenance .................................. 164
Parking brake ................................ 159
Riding tips ...................................... 163
Warning lamp ................................. 276
Braking assistance appropriate to
the situation
Function/note s................................ 69
Breakdown assistance
Where will I find...? ........................ 334
see Flat tire
see Towing away
Brightness control (instrument
cluster lighting) ................................... 37
Bulbs
see Replacing bulbs 6
Index

Problem with the rear window
defroster ........................................1 35
Problems with cooling with air
dehumidification ............................ 132
Rear control panel ......................... 127
Rear control panel (3-zone auto-
matic climate control with addi-
tional rear-compartment climate
control) .......................................... 129
Refrigerant ..................................... 388
Refrigerant filling capacity ............. 389
Setting the air distribution ............. 133
Setting the air vents ..................... .136
Setting the airflow ......................... 133
Setting the climate mode (AIR
FLOW) ............................................ 132
Setting the temperature ................ 132
Switching air-recirculation mode
on/off ............................................ 135
Switching on/off ........................... 131
Switching residual heat on/off ...... 135
Switching the rear window
defroster on/off ............................ 134
Switching the ZONE function
on/off ............................................ 133
Coat hooks ......................................... 301
Cockpit
Overview .......................................... 36
see Instrument cluster
Collapsible spare wheel
Inflating ......................................... 381
see Emergency spare wheel
COMAND
Driving dynamics displa y............... 220
COMAND display
Cleaning ......................................... 331
Combination switch .......................... 116
Connecting a USB device
see also Digital Operator's Man-
ual .................................................. 287
Consumption statistics (on-board
computer) .......................................... 233
Controller ........................................... 288
Convenience closing feature .............. 90
Convenience opening feature ............ 90
Coolant (engine)
Checking the level ......................... 324 Display message ............................ 258
Filling capacity ............................... 388
Important safety notes .................. 387
Temperature (on-board computer, Mercedes-AMG vehicles) ............... 242
Temperature gaug e........................ 231
Warning lamp ................................. 283
Cooling
see Climate control
Copyright ............................................. 35
Cornering light function
Display message ............................ 257
Crash-responsive emergency light-
ing ....................................................... 120
Crosswind Assist ................................. 71
Crosswind driving assistance ............ 71
Cruise control
Activating ....................................... 171
Activation conditions ..................... 171
Cruise control lever ....................... 171
Deactivating ................................... 172
Display message ............................ 267
Driving system ............................... 171
Function/note s............................. 171
Important safety notes .................. 171
Storing and maintaining current
speed ............................................. 171
Cup holder
Center console .............................. 304
Important safety notes .................. 303
Rear compartment ......................... 304
Temperature controlled ................. 304
Third row of seats .......................... 305
Customer Assistance Center
(CAC) ..................................................... 32
Customer Relations Department ....... 32 D
Data see Technical data
Data carrier
Selecting ........................................ 236
Daytime running lamps
Display message ............................ 257
Function/note s............................. 115
Switching on/off (on-board com-
puter) ............................................. 240 8
Index

Declarations of conformity
.................30
Decorative film
Cleaning instructions .................... .328
Diagnostics connection ......................31
Differential lock (display mes-
sage) .................................................. .263
Digital Operator's Manual
Help ................................................. 26
Introduction ..................................... 26
Digital speedometer ......................... 234
DIRECT SELECT lever
Automatic transmission ................. 148
Display messages
ASSYST PLUS ................................ 325
Calling up (on-board computer) ..... 245
Driving systems ............................ .261
Engine ............................................ 258
General notes ................................ 245
Hiding (on-board computer) ........... 245
KEYLESS-GO .................................. 273
Lights ............................................. 257
Safety systems .............................. 246
SmartKey ....................................... 273
Tires ............................................... 268
Vehicle .......................................... .270
Distance recorder
see Odometer
see Trip odometer
Distance warning (warning lamp) .... 285
Distance warning function
Function/notes ................................ 68
Warning lamp ................................. 285
Doors
Automatic locking (on-board com-
puter) ............................................. 241
Automatic locking (switch) .............. .84
Central locking/unlocking
(SmartKey) ...................................... .77
Control panel .................................. .43
Display message ............................ 272
Emergency locking ........................... 84
Emergency unlocking ....................... 84
Important safety note s.................... 83
Opening (from inside) ...................... 83
Overview .......................................... 83
Power closing .................................. 84
Drinking and driving ......................... 161 Drive program
Automatic transmission ................. 151
Off-Road program (vehicles with-
out Off-Road Engineering pack-
age) ............................................... 216
Off-road programs (vehicles with
Off-Road Engineering package) ...... 217
SETUP (on-board computer,
Mercedes-AMG vehicles) ............... 243
Drive programs
Display (DIRECT SELECT lever) ...... 149
Driver's door
see Doors
Driving
Important safety notes .................. 139
Towing vehicles ............................. 229
Driving abroad
Mercedes-Benz Service ................. 326
Driving Assistance PLUS package ... 210
Driving in mountainous terrain
Approach/departure angle ............ 169
Driving lamps
see Daytime running lamps
Driving off-road
see Off-road driving
Driving safety system
Active Brake Assist .......................... 67
Braking assistance appropriate tothe situation ..................................... 69
Driving safety systems
ABS (Anti-lock Braking System) ....... 66
Active Brake Assist with cross-
traffic function ................................. 72
ADAPTIVE BRAK E............................. 72
BAS (Brake Assist System) .............. 67
Distance warning function ............... 68
EBD (electronic brake force distri- bution) ............................................. 72
ESP ®
(Electronic Stability Pro-
gram) ............................................... 69
Important safety information ........... 66
Overview .......................................... 66
STEER CONTROL ............................. 75
Driving system
Active Distance Assist
DISTRONIC .................................... 172 Index
9

Important safety notes .................. 378
Removing ....................................... 379
Storage location ............................ 379
Stowing .......................................... 379
Emergency Tensioning Devices
Activation .........................................56
Emergency unlocking
Tailgat e ............................................ 88
Emissions control
Service and warranty information .... 28
Engine
Check Engine warning lamp .......... .282
Display message ............................ 258
ECO start/stop function ................ 144
Engine number ............................... 384
Irregular running ............................ 146
Jump-starting ................................. 343
Starting (important safety notes) ... 141
Starting problems .......................... 146
Starting the engine with the
SmartKey ....................................... 142
Starting via smartphone ................ 142
Starting with KEYLESS-GO ............. 142
Switching off .................................. 158
Tow-starting (vehicle) ..................... 349
Engine electronics
Problem (malfunction) ................... 146
Engine oil
Adding .......................................... .323
Additives ........................................ 387
Checking the oil level ..................... 322
Checking the oil level using the
dipstick .......................................... 323
Display message ............................ 260
Filling capacity ............................... 387
Notes about oil grades ................... 386
Notes on oil level/consumption .... 322
Temperature (on-board computer, Mercedes-AMG vehicles) .............. .242
Engine switch-off
see ECO start/stop function
Entering an address
see also Digital Operator's Man-
ual ................................................. .287
ESP ®
(Electronic Stability Pro-
gram)
AMG menu (on-board computer) ... 243
Characteristics ................................. 70 Deactivating/activating ................... 71
Display message ............................ 246
Function/notes ................................ 69
General notes .................................. 69
Important safety information ........... 70
Warning lamp ................................. 279
ETS/4ETS (Electronic Traction Sys-
tem) ...................................................... 70
Exhaust check ................................... 161
Exhaust pipe (cleaning instruc-
tions) ................................................. .331
Exterior lighting
see Lights
Exterior mirrors
Adjusting ....................................... 110
Dipping (automatic) ....................... 112
Folding in when locking (on-boardcomputer) ...................................... 242
Folding in/out (automatically) ....... 111
Folding in/out (electrically) ........... 111
Out of position (troubleshooting) ... 111
Setting ........................................... 111
Storing settings (memory func-
tion) ............................................... 113
Storing the parking position .......... 112
Eyeglasses compartment ................. 297 F
Favorites Overview ........................................ 289
Filler cap
see Refueling
Flat tire
MOExtended tire s.......................... 336
Preparing the vehicle ..................... 335
TIREFIT kit ...................................... 337
see Emergency spare wheel
Floormats ........................................... 319
Fog lamps (extended range) ............. 118
Folding the rear bench seat for-
wards/back ....................................... 298
Fording
Off-road ......................................... 165
On flooded roads ........................... 165
Frequencies
Mobile phone ................................. 382
Two-way radio ................................ 382 Index
11