2020 MERCEDES-BENZ GLS SUV tow

Symbols
........................................................ 5 At
agl ance ....................................................6
Coc kpit ....... ..................... ..................... ..........6
Indica torand warning lam ps.........................1 0
Ov erhead controlpanel ................................ 12
Doo rcontr olpa nel and seatad jus tment .......14
Con trol setting sin there ar passe nger
com partment ................................................ 16
Emerg enciesand brea kdo wns ............ .......... 18 Digita
lOp erator' sMa nua l......................... 20
Callin gup theDigit alOper ator's Manual ...... 20 Gener
alno tes... .......................................... 22
Pr otect ing theen vironmen t... ....................... 22
Mer cedes- BenzGenuineP arts ......... .............. 23
Oper ator's Manual ........................... .............2 3
Ser vice andvehicle operation ......... .............. 24
Oper ating safety...........................................2 5
Decl arati on ofconf ormity forwireless
ve hicle component s... ................................... 27
Dia gno stics con nection ................................ 27 Qua
lified speci alistwo rkshop ....................... 28
Cor rect useof theve hicle ............................2 8
No tesfo rper sons withelectr onicmedi‐
cal aids..... ........................................ ............ 29
Pr oble mswithyo ur vehicle ............... ............ 29
Re por tingsaf etydef ects ...............................2 9
Limit edWarrant y.......................................... 30
QR cod efo rre scue card... ............... .............3 0
Dat ast or ag e... ..............................................3 0
Cop yright ...................................................... 34 Occup
antsafety.... .....................................35
Re stra int system .............................. .............3 5
Sea tbel ts<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 38
Airb ags<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 42
PR E-S AFE ®
sy stem ....................................... 49
Saf elytranspor tingchildr enintheve hi‐
cle ...... ........................................................... 51
No teson pets intheve hicle ............ .............6 8 Opening
andclosing .................................. 69
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 69
Door s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 74
Ru nning boards <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011>78Car
gocomp artm ent .....................................7 9
Sid ewi ndo ws<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011001100110011> 85
Sli ding sunroof <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 89
Ro ller sun blinds ...........................................9 4
Anti-t heftpr otect ion .....................................9 7 Seats
andstowing .................................... 101
No teson thecor rect driver's seatpos i‐
tion <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011>.....101
Sea ts<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> 101
St eer ing wheel ............................................ 119
Eas yentr yand exitfeatur e.........................1 21
Oper ating thememor yfunc tion .................. 122
Memor yfunct ioninthere ar passe nger
com partment .............................................. 123
St ow agear eas ............................................ 127
Cup holder.................................................. 143
Soc kets ........... ............................................ 146
Re frig er ator box...... .................................... 149
Wi reless chargin gof themobile phone
and connect ionwithth eex terior ant enna ...151
Ins talling/ remo ving thefloor mats .............1 53 2
Contents

Light
andvisibili ty................................... 155
Ext eriorlighti ng............ ..............................155
Int erior lighti ng........ ......................... .......... 160
Wi ndsh ield wipe rand windsh ield wa sher
sy stem .................. ...................................... 162
Mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 166
Oper ating thesun visor s... .......................... 169
Ar ea perm eable toradio wav eson the
winds hield.................................................. 170
Infr ared-r eflectiv ewindshi eldfunction ........ 170 Clim
atecontr ol......................................... 171
Ov ervie wof climat econt rolsy stems ..........1 71
Oper ating theclimat econ trol system ......... 172 Dr
ivin gand parking .................................. 181
Dr iving ............ ............................................181
DY NA MIC SELE CTswitc h... .........................1 96
Au tomatic transmiss ion.............................. 199
Tr ans fercase ........... ................................... 204
Fu nctio nof 4MA TIC<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> ...........206
Re fuel ing...... .............................................. 206
Pa rking .......................................................2 08
Dr iving anddriving safetysy stems .............. 218 Tr
ailer hitch <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 296
Ve hicle towing instruct ions .............. ...........3 00 Ins
trument Displa yand on-b oard
co mp uter ...... ............................................301
Ins trument Displayove rview ............ ...........3 01
Ov ervie wof thebutt ons onthesteer ing
wheel ..........................................................3 02
Oper ating theon- boar dcom puter.............. 303
Ad jus ting thedesign oftheIns trument
Displa y... .......................................... ..........3 04
Sho wing display cont entontheins tru‐
ment cluster..... .............................. ............ 305
Ov ervie wof disp lays on themultifunc ‐
tion displa y... .................................... ..........3 06
Ad jus ting theins trument lighting ................3 07
Menus andsubmenus ................................ 307
Head-up Display... ....................................... 314 Vo
ice Contr olSy stem ............................... 31 6
No teson oper ating safety...........................3 16
Oper ation .......................................... ..........3 17
Using theVo ice Cont rolSy stem effec‐
tiv ely <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011>...319 Esse
ntialvo ice com mand s.........................3 20 MBUX
multimedia system ...................... 334
Ov ervie wand oper ation .............................. 334
Sy stem settings .......................................... 369
Na vig ation .................................................. 380
Te lephon e...................................................4 21
Online andInterne tfunctions ..................... 449
Media ......................................................... 456
Ra dio .......................................................... 463
Sound .........................................................4 71
MBUX rear table t........................................ 473 Maint
enanc eand care..... ........................ 476
ASS YSTPL US service interva ldispla y.........4 76
Engi necompar tment............ ...................... 477
Clean ingand care.......................................4 83 Br
eakdo wnassi stance ............................ 494
Flat tire....... ................................................ 494
Batt ery(v ehi cle) ....... .................................. 499
To w star tin gor towing away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 505
Elec trica lfus es<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 510 Con
tents 3

1
Steer ing wheel gearshif tpaddles →
201
2 Combi nation swit ch →
156
3 Instrument Display →
301
4 DIRECT SELECT leve r →
196
5 Media display →
337
6 Climat econt rolsy stems →
172
7 Haza rdwa rning light s →
157
8 PASSENGER AIRBAGind icat orlam p →
47
9 Glovebox →
128
A Stow agecom partment →
128
B Control kn ob forvo lume andswitc hingsound
on/ off →
334
C Calls upnavig ation →
380
D Calls upthera dio →
464
Calls upmedia →
459
E Calls upthete lephon e →
422
F Cont rolpanel for: Individu
alwheel control(vehicle swit hout off-
ro ad pac kage )or →
264
Manual gearshif ting →
201
AI RMA TICor →
250
E- AC TIVE BODY CONTR OL →
258
Ac tivates /de activatesESP ®
→
220
Do wnhill Speed Regulation →
233
G Calls upfavo rite s →
356
H Calls up vehicle functions →
347
I ActivePa rking Assist →
283
J DYNA MIC SELE CTswitc h →
198
K Touc hpad →
337
L Start/ stop butt on →
182
ECO star t/ stop funct ion →
194
M MBUX multimedia system control panel →
337
N Adjus tsthesteer ing wheel mechanicall y →
119
O Adjus tsthesteer ing wheel electrically →
120 At
aglanc e– Coc kpit 7

1
Control pan elforre ar clim atecon trol →
172
2 Stow agecom partment inthecent ercon sole →
130
11 5V soc ket →
146
3 Adjus tsthefront passeng erseat electr ically →
104
4 Switches there ar seat ventil ation on/o ff →
118
5 Switches there ar seat heatingon/of f →
117
6 Adjus tsthere ar seat selec tricall y →
105
Mer cedes-Ma ybachve hicles: adjustsrecli ning
re ar seat selec tricall y →
105 7
Mercedes-Ma ybachve hicles: operates the
memor yfunction →
123
8 Mercedes-Ma ybachve hicles: sets thefully
re cli ned position →
106
9 Mercedes-Ma ybachve hicles: access tothe
re frig er ator box →
149
A Stow agecom partment inthere ar armr est →
129
MBUX rear table tbr ac ket →
475 At
aglanc e– Con trol setting sin there ar passe nger com partment 17

1
QRcode foraccessi ngthere scue card →
30
2 mebutt onand SOS button →
442
3 Haza rdwa rning light s →
157
4 Chec kingand refilling operatingfluids →
554
St artin gassis tance →
503
5 Tow- star tin gand towing away →
506 6
Flat tire →
494
7 Fuelfiller flap withins truct ion labels fortir e
pr essu re,fuel type andQRcode foraccessi ng
th ere scue card →
206
8 Tow- star tin gand towing away →
506
9 TIREFIT kit →
495 At
aglanc e– Em erge ncie sand brea kdo wns 19

Callin
gup theDigital Operator' sMan ual
Multi media system:
4 © 5
Info 5
Operator 'sManual
5 Õ The
Digit alOper ator's Manual describesthe
function andoper ation of:
R The vehicle
R The multimedia system #
Select oneofthefo llo wing menuitems inthe
Dig ital Op erator' sMa nua l: R
Sea rch: searchfo rke yw ords inorder tofind
qu ick answ ersto question sabout theoper a‐
tion oftheve hicle.
R Quick start:find thefirs tst eps towa rdsse t‐
ting upyour vehicle.
R Tips: find informa tionth at prepar esyoufo r
cer tain eve ryda ysituation swit hyo ur vehicle.
R Messages: recei veaddit ionalinf ormat ion
about themessag esintheins trument dis‐
pla y.
R Bookma rks:gain acc ess toyour per son ally
sa ve dbookm arks .
R Langua ge:select thelanguag efo rth eDigit al
Oper ator's Manual. 1
Back
2 Adds bookm arks
3 Pictur e
4 Cont ents section
5 Direction sof mo vement ofcont ents section
6 Menu
Some sections intheDigit alOper ator's Manual,
e.g. warning notes, can beopened andclosed.
Ad diti onalme thods ofcal ling up the Digital
Ope rato r's Man ual:
Di rect access :open there qu ired con tent inthe
Dig ital Op erator' sMa nua lby pressing andhold‐ 20
DigitalOper ator's Manual

te
sted withre ga rd totheir use and are
con sider edsafe. &
WARNIN GRisk ofacci dent dueto
object sin thedr iver's foot we ll
Obj ectsin thedr iver's foot we llma yim pede
pedal trav el or bloc kadepr essed pedal.
This jeopar dizestheoper ating androad
saf etyof theve hicle. #
Stow allobj ect sin theve hicle secur ely
so that they canno tget intoth edr iver's
fo ot we ll. #
Alw aysins tallth efloor mats securely
and asprescr ibed inorder toensur e
th at ther eis alw ayssuf ficie ntroom for
th epedals. #
Donotuse loose floor mats anddonot
place floor mats ontopof one another. *
NO
TEBatt erydi sc ha rging from using
de vice sconne cted tothediagnos tics
con nect ion Using
devices atthediagnos ticsconnect ion
dr ains thebatt ery. #
Chec kth ech arge leve lof thebatt ery. #
Ifth ech arge leve lis low, charge the
batt ery, e.g. bydriving acon sider able
dis tance. Co
nnecti ngequip ment tothediagnos ticscon‐
nect ioncan lead toemissions monitoring infor‐
mation beingrese t,forex am ple. This maylead
to theve hicle failing tomee tth ere qu iremen tsof
th ene xt emissions inspectionduring themain
inspect ion. Qualif
iedspecialis two rkshop
An author ized Mercedes-B enzCent erisaqu ali‐
fi ed specialis two rkshop. Ithas theneces sary
special skills,tools and qualif icat ionsto cor‐
re ctly carryout thewo rkrequ ired on your vehi‐ cle.
This particular lyapplies tosaf ety-re leva nt
wo rks.
Fo rth efo llo wing, alwaysha ve your vehicle
ch eckedat an aut hor ized Mercedes- BenzCen‐
te r:
R safety-re leva nt wo rks
R service andmaint enance work
R repair work
R modif ications aswellas installation sand
con versions
R workon electr oniccomponent s
Mer cedes‑B enzrecomme ndsaMercedes‑Be nz
ser vice center. Co
rrect use oftheve hicl e
If yo ure mo veanywa rning sticke rs,yo uor other s
could failto recogni zecer tain dang ers. Lea ve
wa rning sticke rs inposit ion.
Obser vethefo llo wing informatio nin par ticular
when drivin gyo ur vehicle:
R thesaf etyno tesin this manual 28
General notes

The
comp onent sof there stra int system can
be act ivat ed ordep loye dinde pendently of
eac hot her : Com
pone nt Detected dep loy‐
men tsit uation
Em erge ncy Tensi on‐
ing Device s Fr
ont alim pact, rear
im pact ,side impact ,
ro llo ver Dr
iver' sai rba g,front
pa sse nger airba g Fr
ont alim pact Knee
airbag Front alim pact Side
airbag Sideimpact
Wi ndo wcur tain air‐
bag Side
impact ,ro llo ver,
fr ont alim pact Cu
shio nbag Front alim pact PRE-S
AFE®
Im pulse
Side Side
impact The
front passeng erairbag canonlybe deplo yed
in an acc ident ifth ePA SSENGER AIRBAGOF F ind
icat orlam pis off.Ifth efront passeng erseat
is occupied, makesur e,bo th bef oreand during
th ejour ney,that thest atus ofthefront
passeng erairbag iscor rect (/ page 47). &
WARNIN GRisk ofburnsfrom hotair bag
com ponents
The airbag partsareho taf te ran air bag has
been deployed. #
Donotto uc hth eair bag parts. #
Have adeplo yedair bag replaced ata
qu alif ied spec ialistwo rkshop assoon
as possible . Mer
cedes-Benz recomme ndsthat youha ve the
ve hicle towe dto aqu alif ied spec ialistwo rkshop
af te ran accide nt.Take this int oacc ount ,par tic‐
ular lyifan Em erge ncy Tensi oni ng Device istrig ‐
ge redor an airbag deployed. If
th eEmer gency Tensi oni ng Device sar etrig ‐
ge redor an airbag isdeplo yed, youwill hear a
ban g,and asmal lamoun tof powder mayalso be
re leased:
R The bang willnotge ner ally affect your hear ‐
ing .
R Ingener al,th epo wder released isno thaz‐
ar dous tohealt hbut maycause short-term
br eat hing difficul ties toper sons suffering
fr om asthma orother pulmonar yconditions .
Pr ov ided itis saf eto do so, leavetheve hicle
immediat elyoropen thewindo win order to
pr eve ntbrea thing difficul ties .
Airb agsand pyrotech nic Emerg encyTensi oni ng
De vice scont ain pe rchlor atemat erial, whic hma y
re qu ire spec ialhandlin gor environm entalpro‐
te ction measures. Na tional guideline sre ga rding
wa ste disposal mustbe obser ved. InCalif ornia,
see https:/ /www .dtsc. ca.go v/
Hazar dousW aste/P erch lor ate/in dex.cf m. Occ
upant safety 37