MERCEDES-BENZ GLS SUV 2021 AMG User Guide

R
tech nica lda ta forth eve hicle
R traf fic ru les and regulations
R laws and safetyst andar dsper tainin gto
mo torve hicles Limit
edWa rranty
* NO
TEDama getotheve hicle arising
fr om violation ofthese oper ating instruc‐
tion s. Damag
eto theve hicle canarise from viola‐
tion ofthese oper ating instruction s.
This damag eis no tco veredeit her bythe
Mer cedes-Ben zim plied warrant yor by the
Ne w‑ orUsed- Vehicle Warrant y. #
Followtheins truction sin these oper at‐
ing instruction son proper operation of
yo ur vehicle aswellas on possible vehi‐
cle damag e. Gener
alno tes 9

Dr
ivin g Br
eak ing- inno tes To
preser vetheengine during thefirs t
1, 000 miles(1 ,500 km):
R drive at varying road spee dsand engine
spee ds.
R donotdr ive fa ster than 85 mph(1 40 km/h) .
R allo w theengine toreac hamax imum engine
spee dof 4,5 00 rpm (4,500 rpm) onlybr ief ly.
R drive th eve hicle indrive pr ogr am A.
R chang ege ar bef oreth eta ch ome terneedl eis
00C3 ofthewa yto there dar ea oftheta ch ome‐
te r.
R donotshif tdo wn age ar man uallyin order to
br ak e.
R avoidoverstra inin gth eve hicle, e.g.driving at
full thro ttle .
R donotde pres sth eaccelera torpeda lpas t
th epr essur epoint (kickdo wn).
R onlyincr ease theengine speedgradually and
acceler ateth eve hicle tofull spee daf te r
1, 000 miles(1 ,500 km). This
also app lieswhe nth eengine orpar tsof the
dr ivet ra in have been replaced.
Please alsoobser vethefo llo wing breakin g-in
no tes:
R Incer tain drivin gand drivin gsaf etysy stems,
th esensor sadjus taut omaticall ywhile acer‐
ta in dis tance isbe ing driven afte rth eve hicle
has been delivered orafte rre pair s.Fu llsy s‐
te m effectiv enes sis no tre ac hed untilth e
end ofthis teac h-in proce ss.
R Brak epads ,br ak edisc sand tires that are
eit her newor have been replaced onlyac h‐
ie ve optimum braking effect and grip afte r
se veralhundr edkilom eter sof driving. Com‐
pensat efo rth ere duced braking effect by
appl ying grea terfo rc eto thebr ak epedal. Fu
nction ofEmo tion Start #
Startth eve hicle withth est ar t/ stop butt on
and simult aneousl ypull one ofthesteer ing
wheel gearshif tpaddles 1or2.
R The idlespee dis inc reased brief lywhen
st ar tin gth eengine.
R The exhaus tga sflaps areopen ed(spo rty
ch aract eristic )(/ page11 ).
Obser vetheno teson star tin gth eve hicle inthe
ve hicle Operator's Manual. 10
Driving and parking

Oper
ation oftheECO star t/s topfunc tion The
engineisau tomatical lyswitc hedoffif th e
fo llo wing condition sar eme t:
R ifall vehicle conditions foran automatic
engine stop areme t.
R youbr ak eth eve hicle toast ands tillin trans‐
miss ionposit ion005Bor005C.
R youdepr essthebr ak epedal whendriving at
speeds below15 mp h(20 km/h).
The engine isrestar tedaut omatic allyif:
R youre lease thebr ak epedal intra nsmiss ion
position 005Bwhen theHOLD function isno t
activ e.
R youshif tfr om transm issionposi tion005D.
R youen gage trans missi on positio n005B or005E.
R youdepr esstheaccelera torpeda l.
R youper man ently act ivat eman ualgearshif t‐
ing .
R youpull thelef t-hand steer ing wheel gear‐
shif tpaddle. R
anaut omat iceng inestar tis requ ired bythe
ve hicle.
If th eengine wasswitc hedoffby theEC Ostar t/
st op funct ionand youlea vetheve hicle, awa rn‐
ing tone sou nds and theengine isno tre star ted.
In addition, theVehicle ReadytoDrive Switch
the Ignit ionOffBefor eEx iting messag eappear s
in themultifunc tiondispla y.Ifyo udo notswit ch
of fth eignition ,th eignition isaut omaticall y
switc hedoffaf te rone minut e. AMG
Perfor ma nce exhaus tsy stem Fu
nction oftheAMG Perfor ma nce exhaus t
sy stem
Chang ingtheposition oftheex haus tga sflaps
allo wsyouto select thesound charact eristic sof
th eAMG Perfor mance exhaus tsy stem:
R Closed exhaus tga sflaps: comfort ch aract er‐
is tic (balan ced)
R Open exhaus tga sflaps: sportycharact eristic
(po werful) Ope
ratin gthe AMGPe rfor ma nce exhaus t
sy stem #
Pull rock er switc h1.
The spor tycharact eristic (po werful) issele c‐
te dwhen indicat orlam p2 lights up. Dr
iving andparking 11

DY
NA MIC SELECT switch Fu
nction oftheDY NA MIC SELECT switch Use
theDY NA MIC SELE CTswitc hto chang e
be tween thefo llo wing drive pr ogr ams:
o (Slippery): optim ized pulling away and
dr ivin gch aract eristic sin wint ryand slip‐
per yro ad con dition s
= (Individual):ind ividual setting s
A (Comfort): com fortable andeconomic al
dr ivin gst yle
C (Sport):spor tydrivin gst yle
B (Sport+): particular lyspor tydrivin gst yle
ë (Sand):dr ivin gin less deman dingoff-ro ad
te rrain, optim izedfo rdr iving onsand
F (Tra il): driving inless demand ingoff-r oad
te rrain, optim izedfo rdr iving onunpaved
ro ads and loosegr oun d
Mer cedes-AM Grecomme ndsselecting thedr ive
pr ogr am A when incity traffic or stop-and-go
tr af fic. Depe
nding onthedr ive pr og ram sele cted, the
fo llo wing vehicle charact eristic swill chang e:
R Drive
- Engin eand trans miss ionman agemen t
- ActiveDis tan ceAssi stDIS TRONI C
R AMG Dynamics
- The agility functio nsareau tomatical ly
select eddepending onthedr ive pr og ram.
- The steer ing, shifttimin gpoint andstabi‐
lizat ionfunction sar eadap tedto the
select eddrive pr ogr am.
R Position oftheex haus tga sflaps
R Sus pen sion
R 4MA TIC+ all-wheel drive
% Youcan chang eth efo llo wing vehicle charac‐
te rist ics using thebutt ons inthecent ercon ‐
sole:
R Position oftheex haus tga sflaps
R Sus pen sion Au
tomatic trans mis sion Man
ualgearshif ting #
Toactiv ate/ deacti vate:pu llro ck er switc h
1.
If indicat orlam p2 islit, manual gearshif t‐
ing isact ivat ed. The current gear isdispla yed
in themultifunc tiondispla y. 12
Driving and parking

%
Toper manen tly shif tth ege arsman uallyin
dr ive pr og ram = using thesteer ing wheel
ge arshif tpaddles ,selec tth eM (Manual) set‐
ting forth etra nsmiss ion.
* NO
TEDama getotheengine duetoshif t‐
ing uptoolat e The
automatic transmission doesnotshif tup
in manual modeeven when theengine' slim‐
iting speed isreac hed.
The fuel suppl yis int erru pte din order topre‐
ve nt theengine from overrev ving. #
Shif tup bef oreth eengine speedrea‐
ch es there dar ea intheta ch ome ter. #
Toshif tup: pull steer ing wheel gearshif t
paddle 2. #
Toshif tdo wn: pullsteer ing wheel gearshif t
paddle 1. If
th eengine speedistoohigh ortoolow, you
canno tch ang ege ar usin gth esteer ing wheel
ge arshif tpaddles .In this case, segme nts1
light upred. Gear
shiftre comm endation The
gearshif tre comme ndation assists youin
adop tingan eco nomic aldrivin gst yle. #
Ifge arshif tre comme ndation mess age1
ap pea rson themultifunc tiondispla y,shif tto
th ere comme ndedgear. Using
kickdow n #
Maximum acceleration: depress theaccel‐
er ator pedal beyond thepr essur epoint .
The automatic transmiss ionshiftsup tothene xt
ge ar when themaximum enginespeedis
re ac hed toprotect theengine from overrev ving. Dr
iving andparking 13

%
Ifyo uha ve act ivat ed man ualgearshif ting
wit hth ebutt oninthecent ercon sole, the
tr ans missi on does notre act tothekic k‐
do wn. Glide
mode function Wi
th an ant icip ator ydr ivin gst yle, glide mode
helps youto reduce fuelconsum ption.
Glide mode isch aract erize dby thefo llo wing:
R thecombus tionengine isdiscon nectedfrom
th edr ivet ra in and theve hicle continues to
ro ll.
R thecombus tionengine isswitc hedoff.All of
th eve hicle functionsremain active.
R theJ symbol appearsin themultifunc ‐
tion displa y.
Glide mode isact ivat ed ifth efo llo wing condi‐
tion sar eme t:
R theEC Ostar t/ stop funct ionisswitc hedon.
R drive pr ogr am = isselect edwithth edr ive
se tting "Moder ate" or"Reduced".
R thespeed iswit hin asuit able rang e. R
thero ad's courseissuit able, e.g.no steep
uphill ordownhill inclinesortight bends.
R thech arge leve lof thebatt eryis suf ficie nt.
R youar eno longerdepressing theaccelera tor
or brak epedal.
Glide mode isdeactiv ated again ifone ofthe
condi tions isno long erme t. Dr
ivi ng and drivi ng safetysy stems Fu
nctions ofESP ®
(Electr onicStabil ityPro‐
gr am) &
WARNIN GRisk ofskid ding ifESP ®
is
mal functi oning
If ESP ®
is mal functi oning,ESP ®
canno tcar ry
out vehicle stabiliz ation.Inaddit ion,ot her
dr iving safetysy stems areswitc hedoff. #
Drive on car efull y. #
Have ESP ®
ch eckedat aqu alif ied spe‐
cialis two rkshop. Yo
ucan selectbetween thefo llo wing modes of
ES P®
:
R ESP®
ON
R ESP®
SPO RT
R ESP ®
OFF
Ch arac terist ics when ESP®
is activ ated
ES P®
mon itor sand improv es driving stabilit yand
tr act ion,par ticular lyin thefo llo wing situat ions:
R When pulling away on awe tor slip pe ry road.
R When brakin g.
R Vehicl eswith traile rhitc h:intrail er oper a‐
tion from spee dsof40 mph(65 km/h), ifth e
ve hicle/tr ailercombination beginstosw ay
fr om side toside.
R Instro ng side winds when youar edr ivin g
fa ster than 47 mp h(7 5 km/h).
ESP ®
can stabiliz eth eve hicle byinterve ning in
th efo llo wing ways:
R One ormor ewheels arebr ak ed.
R The engine outputisadap tedaccor dingto
th esituation . 14
Driving and parking

ESP
®
is acti vatedeve rytim eth eengine isstar‐
te dre ga rdless ofwhe ther ESP®
wa sin ESP ®
SPOR Tor deactiv ated bef oreth eengine was
switc hedoff.
If th e00E5 ESP®
wa rning lam pflashes inthe
ins trumen tclus ter,one orseveralve hicle wheels
has reac hed itsgrip limit :
R Adaptth edr iving style to suit thepr ev ailin g
ro ad and weather condition s.
R Donotdeac tivateES P®
unde ran ycir cum ‐
st anc es.
R Onlydepr esstheacceler ator pedal asfaras
is necessar y.
Cha racter istics ofESP ®
SPOR T &
WARNIN GRisk ofskid ding ifESP ®
SPOR Tis us ed incor rectly
Whe nyo uact ivat eES P®
SP OR T,ther eis an
incr eased risk ofskidding andhaving anacci‐
dent. #
ActivateESP ®
SPO RTonlyin thecir‐
cums tances descr ibed below. When
ESP®
SPOR Tis activ ated, the00BB and
Æ warning lam pslight upcon tinuousl yin the
ins trumen tclus ter.
Sel ect ESP ®
SPOR Twh en theve hicle's own
ove rste er ing and under steer ing charact eristic s
ar edesir ed,e.g.on desig natedroads.
Dr ivin gwit hES P®
SPO RTorwit hESP ®
deactiv a‐
te dre qu ires an extreme lyqu alif ied and exper i‐
enc eddriver .
If ES P®
SPOR Tis activ ated and one ormor e
wheels star tto spin, the00E5 ESP®
wa rning
lam pon theins trument clusterflashes .ES P®
th en onlyst abiliz estheve hicle toalimit ed
deg ree.
ES P®
SPOR Talso hasthefo llo wing charact eris‐
tic s:
R ESP®
on lyimpr oves driving stabilit yto alimi‐
te ddeg ree.
R ETS/4 ETStraction control isstill act ive.
R The engin e'storq ue ison lyrestrict ed toa
limit eddeg reeand thedr ive wheels canspin. The
spinn ingofthewheels results inacut‐
ting action forbe tter traction onloose surfa‐
ces.
R ESP ®
continu estoprov ide assis tance when
th ebr ak es arefirm lyapplied .
R Vehicl eswith traile rhitc h:stabiliz ationof
th eve hicle/tr ailercombination isno long er
activ e.
R Crosswind Assistis no long eractiv e.
Char acteristics when ESP®
is deactiv ated &
WARNIN GRisk ofskid ding ifESP ®
is
dea ctivated
If yo udeac tivateES P®
,ES P®
can notcar ry
out vehicle stabiliz ation. #
ESP®
shoul don lybe deactiv ated inthe
fo llo wing situat ions. When
ESP®
is deact ivat ed, the00BB and¤
wa rning lam pslight upcon tinuousl yin the
ins trumen tclus ter. Dr
iving and parking 15

Dea
ctivating ESP ®
ha sth efo llo wing effects:
R Driving stabilit ywill nolongerbe improve d.
R The drive wheels couldspin.
R ETS/4 ETStra ction control isstill act ive.
R Vehicl eswith traile rhitc h:stabiliz ationof
th eve hicle/tr ailercombination isno long er
activ e.
R Crosswind Assistis no long eractiv e.
% Even when ESP®
is deactiv ated, youar est ill
assis tedby ESP ®
wh en braki ng hard.
It ma ybe bes tto act ivat eES P®
SPO RTordeacti‐
va te ESP ®
in thefo llo wing situat ions:
R When usingsnowch ains .
R Indeep snow .
R Onsand orgrave l.
% Spin ningth ewheels results inacutting
action, whichenhances traction.
% ActivateESP ®
as soo nas thesituation s
descr ibedaboveno long er apply .ESP ®
wi ll
ot her wise notbe able tostabiliz eth eve hicle if
th eve hicle star ts to skid orawheel star ts
to spin.
If th e00E5 ESP®
wa rning lam plight sup con tinu‐
ousl yeve nwh en ESP ®
is acti vated, ES P®
is no t
av ailable duetoamalf unction.
Obse rvean yinf ormation whichma ybe displa yed
in theins trument cluster:
R Indicat orand warning lam ps
R Disp lay mess ages
ET S/4ET S(Electr onicTractio nSy stem)
ET S/ 4ETS tracti oncontr olispa rtof ESP ®
.
ET S/4 ETScan improv eth eve hicle's traction by
int erve ning inthefo llo wing ways:
R The drive wheels arebr ak ed individually if
th ey spin.
R Mor edr ive to rq ue istransf erredto thewheel
or wheels withtraction . Ac
tiv atin g/deac tivatin gES P®
(E lectr onicSta‐
bil ity Prog ram) #
Toactiv ateESP ®
SPORT :br ief lypull rock er
switc h1.
The 00BB andÆ warning lam psappear in
th eins trument cluster. 16
Driving and parking

#
Todeac tivateES P®
:pu lland holdro ck er
switc h1 until the00BB and¤ warning
lam psappear intheins trument cluster. #
Toactiv ateESP ®
:br ief lypul lro ck er switc h
1.
The 00BB, Æand¤ warning lam psgo
out.
Obser vetheinf ormation onwarning lam psand
displa ymess ages whic hma ybe sho wninthe
ins trumen tclus ter. AMG
active ad aptiv espo rtsuspension sys‐
te m Fu
nction oftheAMG ACTIVE adaptivespo rt
suspension system
The AMG ACTIVE adaptivespor tsuspension sys‐
te m isan air susp ension system withva riable
dam pingfo rim prove ddr iving charact eristic s.
The all-roundleve lcon trol system ensur esthe
bes tpossible suspension andconstant grou nd
cl ea rance, evenwi th aladen vehicle. When driv‐
ing atspeed, theve hicle islowe redaut omati‐
call yto improv edr iving safetyand toreduce fuel con
sum ption. Youalso have theop tion ofman‐
uall yadjus tingtheve hicle leve l.
The dam ping issetindiv iduall yfo reac hwhee l
and isaffect ed bythefo llo wing fact or s:
R Driving style, e.g. spor ty
R Road con dition ,e.g .bum ps
R The individual selectionof Spo rt,Spor t+ or
COMF ORT
AMG ACTIVE adaptivespor tsuspension system
includes thefo llo wing compone ntsand func ‐
tion s:
R Airsuspen sionwithva riable spring rate and
aut omat icleve lcon trol
R Speed -dependentlo we ring toreduce fuel
con sum ption
R Manuall yselec table high-le velse tting for
gr eat erground clearance
R ADS PLUS (Adap tiveDam ping System with
con stant dam pingfo rc eadjus tment)
R DYNA MIC SELE CTswitc hand leve lbutt on.
R Rocker switc hfo rsusp ension settings Suspens
ionsettings andvehicl eleve lper
dr ive pr og ram
Dr ive pr ogr am ë:
R The susp ens ion se tting andtheall-wheel
dr ive 4MA TIC+ areadap tedfo rspor typer‐
fo rm anc eon fine, loose surfaces .
R The vehicle issetto thehigh leve l(+1) .
R The vehicle islowe redto thenor mal leve l(0)
when drivin gat speeds of43 mph(70 km/h)
or abo ve.
Dr ive pr ogr am F:
R The susp ens ion se tting andtheall-wheel
dr ive 4MA TIC+ areadap tedfo rdr iving in
ar eas withno firm road sur faces.
R The vehicle issetto thehigh leve l(+1) .
R The vehicle islowe redto thenor mal leve l(0)
when drivin gat speeds of43 mph(7 0km/h)
or abo ve.
Dr ive pr og rams o andA:
R The susp ension setting iscomf ortable.
R The vehicle issetto thenor mal leve l(0). Dr
ivin gand parking 17

R
The vehicle islowe redto thelow leve l(-1 )
when drivin gat speeds of75 mph
(1 20 km/ h)or abo ve.
R The vehicle isonce again raised tothenor‐
mal leve l(0) inthefo llo wing situat ions:
- youar edr ivin gat less than 50 mph
(80 km/ h).
- youar edr ivin gfo ran extende dpe riod of
time atless than 75 mph(120 km/h) .
R 4MA TIC+ isdyna mical lysync hronized.
Dr ive pr ogr ams C andB:
R The suspension settin gis eve nfirm er.
R The vehicle issetto thelow leve l(-1 ).
R The vehicle isno tlo we redan yfur ther ifyo u
ar etra veling athigher speeds.
R 4MA TIC+ ismor edynamic allysync hroniz ed.
Dif fere nces betwee ndiffer ent vehicle leve ls
com paredtothenor mal leve l(0):
R High leve l(+1): approximat ely+2. 2in
(+55 mm) R
Lowleve l(-1): approximat ely-0 .4 in
(-1 0mm)
In addition ,yo ucan selectthese tting ineve ry
dr ive pr og ram via theä rock er switc hin the
cent erconso le.Af tera dr ive pr ogr am is
ch ang ed, theaut omatic suspension setting of
th edr ive pr ogr am isreact ivat ed.
AMG active ad aptiv espor tsus pens ionsys‐
te m, selecti ng the suspen sion settin g
In CO MF ORT mode,thedr iving charact eristic s
of your vehicle arecomf ortable. Select this sus‐
pens ionsetting ifyo upr efer aco mf ortable driv‐
ing style.
SPORT driving mode ensuresafirm ersuspen‐
sion. Select this suspen sionsetting when
em ploying aspor tydrivin gst yle, e.g. onwinding
count ryroads.
SPOR T+drivin gmode ensures ave ry firm sus‐
pension. #
Pull rock er switc h1.
The currentl ysel ect edsuspe nsion setting is
sho wnasadi spl aymessa geinthemedia dis‐
pla y. 18
Driving and parking