2020 MERCEDES-BENZ GLS Owners Manual

Con
venience opening (ventilating theve hicl e
bef orest ar ting ajour ney) &
WARNIN GRisk ofentr apment when
ope ning asid ewi ndo w
Whe nope ning asid ewi ndo w,par tsof the
body could bedraw nin or become trap pe d
be twee nth eside windo wand windo wframe. #
When opening ,mak esur eth at nobody
is touc hin gth eside windo w. #
Release thebutt onimmediat elyif
somebody becomestrapped. #
Press and hold theÜ buttononthe
Smar tKey .
The follo wing functionsar eper form ed:
R The vehicle isunloc ked
R The side windo wsareopen ed.
R The slidin gsun roof isopened.
R The panor amicsliding sunroofisopened.
R The seat ventil ation ofthedr iver's seat is
switc hedon. %
Ifth ero ller sunblin dsofthepanor amicslid‐
ing sunr oofareclosed, thero ller sunblin ds
ar eopen edfirs t.
% Ifth ero ller sunblin dsofthere ar door sar e
clo sed, thero ller sunblin dsareopen edfirs t. #
Tointerru pt con venience opening: release
th eÜ button. #
Tocont inue convenience opening: press
and hold theÜ buttonagain. Con
venience closing (closing theve hicl e
fr om outside ) &
WARNIN GRisk ofentr apment caused by
inadv ertent con venie nce closing
Whe nth econ venie nce closing featur eis
oper ating,par tsof thebody could become
tr apped intheclosing area oftheside win‐
do wand thesliding sunroof. #
Obser vethecom pleteclos ingproce‐
du re when usingconvenie nce closing. #
Whe nclo sing, makesur eth at no body
par tsarein theclosing area. #
Press and hold theß buttononthe
Smar tKey .
The follo wing functionsar eper form ed:
R The vehicle isloc ked.
R The side windo wsareclo sed.
R The slidin gsun roof isclosed.
R The panor amicsliding sunroofisclosed. #
Tointerru pt con venience closing: release
th eß button. #
Toclose thero ller sunblind s:press and
hold theß buttonagain.
% Con venie nce closing can also be operated
wi th KEYLESS- GO(/ page74 ). Pr
oblems withth eside windo ws &
WARNIN GRisk ofbeco ming trap ped or
fa ta lly injured ifre ve rsing protect ion is
no tactiv ated
If yo uclo seaside windowagain imm ediat ely
af te rit has been blocked, theside windo w Openin
gand closing 87

will
clos ewit hinc reased ormax imum forc e.
The reve rsing featur ewill then notbe activ e.
Pa rts of thebody could become trapped in
th eclosing area inthepr ocess. #
Mak esur eth at no par tsof thebody are
in theclosing area. #
Tostop theclosing process, release the
butt onorpress thebutt onagain tore-
open theside windo w. Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
A side windo wcann otbe closed and
yo ucan notsee thecause. #
Chec kto see whether anyobjec tsarein thewindo wguide. #
Adjus tth eside windo ws.
Ad jus tingthe side windo ws
If aside windo wisobs truct eddur ing closing andreopens again immediat ely: #
Immediat elyaf te rth is, pull thecor responding buttonagain until theside windo whas closed, andhold
th ebutt onforat lea stone moresecond (re-adjus tment).
The side windo wisclosed without theaut omatic reve rsing func tion.
If th eside windo wisobs truct edagain and reopens again immediat ely: #
Immediat elyaf te rth is, pull thecor responding buttonagain until theside windo whas closed, andhold
th ebutt onforat lea stone moresecond (follo w-up adjustm ent).
The side windowisclos edwithout theaut omatic reve rsing func tion.
The Smar tKey batt eryis we ak ordisc harged. #
Chec kth ebatt eryusing theindicat orlam pand replace itifnec essar y(/ page71 ). 88
Openin gand closin g

Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
The side windo wscanno tbe ope ned or
clos edusing thecon venie nce openi ng
fe atur e. Slid
ingsunroof Open
ingand closing theslidi ngsunr oof %
The term "slidin gsun roof" also refers to the
panor amaroof wit hpo we rtilt/sli dingpanel . &
WARNIN GRisk ofbeco ming trap ped
whi leope ning andclosingthesliding
sunr oof
Dur ing opening andclosing, partsof the
body could getcaught inthesw eep ofthe
sliding sunroof. #
When opening orclosing, makesur e
th at no body partsarein thesw eep. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Press thebutt oninanydir ect ion during
th eaut omatic opening /closingpr ocess.
The opening /closingpr ocess isstop‐
ped. &
WARNIN GRisk ofbeco ming trap ped if
th esliding sunroofisoper ated bychil‐
dr en
Childr enoper atingth esliding sunroofcould
get caught inthemo ving parts,par ticular lyif
unatt ended. #
Neverlea vechildr enunat tende din the
ve hicle. #
When leaving theve hicle, alwaysta ke
th eke ywit hyo uand lockth eve hicle. &
WARNIN GRisk ofbeco ming trap ped
whi leope ning andclosingthero ller sun
blind
When openingorclos ing, makesur eth at no
body partsbec ome trapped between the
ro ller sun blind andframe orthesliding sun‐
ro of. #
When opening orclosing, makesur e
th at no body partsarein thesw eep of
th ero ller sun blind. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Press thebutt oninanydir ect ion during
th eaut omatic opening /closingpr ocess.
The opening /closingpr ocess isstop‐
ped. Opening
andclosing 89

*
NO
TEMalfunctio ncau sed bysno wand
ice Sno
wand icemaylead toamalf unctionof
th esliding sunroof. #
Onlyopen thesliding sunroofifit is free
of sno wand ice. *
NO
TEDama gecau sed byprotru ding
objec ts Objec
tsthat protru de from thesliding sun‐
ro of ma ydamag eth esealing strips. #
Donotallo wan ything toprotru de from
th esliding sunroof. *
NO
TEImpo rtant poin tsto remember
when aro of rack isins talled When
aro of rack isins talled, raising oropen ‐
ing thesliding sunroofmaybe limit ed. #
Chec kwhe ther thesliding sunroofcan
be raised oropen edwhen aro of rack is
ins talled. #
Ifin doubt, donotra ise oropen the
sliding sunroof. 1
Raises
2 Open s
3 Closes/ lowe rs
Use the0057 buttontooper ateth epanor amic
sliding sunroofand thero ller sunblin d. The
panorama roof wit hpo we rtilt/sli dingpanel
can beoper ated only when thero ller sunblin dis
open . #
Chec kwhe ther thesliding sunroofcan be
ra ised oropen edwhen aro of rack isins tal‐
led. #
Tostar taut omatic operation :pr ess the
0057 buttonbeyond thepoint ofresis tance
or pulland release it. #
Tointerru pt aut omatic operation :br ief ly
pr ess the0057 buttoninanydir ect ion.
The opening /closingpr ocess willbestop‐
ped.
Ve hicl eswith apanor amaroof wit hpo we r
til t/s lidin gpane l:The automatic raising featur e
is available onlywh en thesliding sunroofis
closed orraised.
Ve hicl eswithout apanor amaroof wit h
po we rtil t/s lidin gpane l:The automatic open‐
ing and raising featur eis available onlywh en the
sliding sunroofisclosed. 90
Opening andclosing

Au
tomatic reve rsing funct ionoftheslidi ng
sunr oof
If an obj ect isobs truct ing thesliding sunroof
dur ing theclosing process, thesliding sunroof
will open again automaticall y.The automatic
re ve rsing func tion isonl yan aid and isno ta sub‐
st itut efo ryo ur att entiven ess . #
Dur ing theclosing process, makesur eth at
no body partsarein theclosing area. &
WARNIN GRisk ofentr apment evenwi th
th ere ve rsing func tion active
The reve rsing featur edoes notre act inpar‐
tic ular :
R Tosof t,light andthin obje cts, e.g. fing ers
R Overthelas t00CF in(4 mm) oftheclosing
pat h
R Dur ing rese ttin g
This means that there ve rsefunc tion cann ot
pr eve ntsom eone from becomi ngtrap pe din
th ese situation s. #
When closing, makesur eth at no body
par tsarein theclosing area. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Brief lypress thebutt oninanydir ect ion
dur ing automatic operation.
The closing process isstopped. Au
tomatic reve rsing funct ionofthero ller
sunblind
If an objec tis obs truct ing thero ller sunblin ddur‐
ing theclosing process, thero ller sunblin dwill
open again automat ically.The automatic reve rs‐
ing func tion isonl yan aid and isno ta subs titute
fo ryo ur att entiven ess . #
When closingth ero ller sunblin d,mak esur e
th at no body partsarein thera ng eof mo ve‐
ment. &
WARNIN GRisk ofbeco ming trap ped
des pite reve rsing featur e
In par ticular ,th ere ve rsing featur edoes not
re act tosof t,light andthin obje cts, e.g. fin‐
ge rs. This
means that there ve rsing featur ecan not
pr ev ent entrapment inthese situation s. #
When closing thero ller sunblin d,mak e
sur eth at no body partsarein thera ng e
of mo vement. #
Release thebutt onimmediat elyif
somebody becomestrapped.
or #
Press thebutt oninanydir ect ion during
th eaut omatic closing process.
The closing process isstopped. Au
tomatic functionsof the slidi ng sun roof %
The term "slidin gsun roof" also refers to the
panor amicsliding sunroof.
By pushing orpulling the0057 button,youcan
int erru pt theaut omatic functions:"Rain closing
func tion when driving" and"Automatic lowe r‐
ing".
Ra inclosing functionwhen driving
Ve hicl eswith apanor amicsliding sunroof:If
it star ts to rain, thera ised slidin gsunr oofis Open
ingand closing 91

aut
omat icallylo we redwhile theve hicle isin
mo tion.
Au tomatic lowe ring function
Ve hicl eswith apanor amicsliding sunroof:If
th esliding sunroofisraised atthere ar,it is
aut omat icallylo we redslightl yat higher speeds.
At low speeds, itis raised again automat ically. &
WARNIN GRisk ofentr apment byaut o‐
mat iclowe ring ofthesliding sunroof
At high speeds thera ised sliding sunroof
aut omat icallylo we rsslightl yat there ar. This
couldtrap youor other persons. #
Mak esur eth at nobody reac hes intoth e
sw eep ofthesliding sunroofwhils tth e
ve hicle isin mo tion. #
Ifsomebody becomestrapped, brief ly
push thesliding sunroofbutt onfor‐
wa rdsor bac kwards.
The sliding sunrooflifts dur ing opening. Pr
oblems withtheslidi ngsunr oof %
The term "slidin gsun roof" also refers to the
panor amicsliding sunroof. Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
The sliding sunroofcann otbe closed
and youcan notsee thecause. &
WARNIN GRisk ofbeco ming trap ped orfata linj uryby clos ingthesliding sunroofagain
If yo uclo sethesliding sunroofagain immediat elyaf te rit has been blockedor rese t,th esliding sunroof
closes withincr eased forc e.
Pa rts of thebody could become trapped intheclosing area inthepr ocess. #
Mak esur eth at no par tsof thebody arein theclosing area. #
Release thebutt onimmediat elyif somebody becomestrapped. 92
Openin gand closing

Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
or #
Press thebutt oninanydir ect ion during theaut omatic closing process.
The closing process isstopped. If
th esliding sunroofisobs truct eddur ing closing andreopens again slightly: #
Immediat elyaf te rau tomatic reve rsing, pull and hold the0057 buttondown again tothepoint ofresis t‐
ance untilthesliding sunroofisclosed.
The sliding sunroofwill beclosed withincr eased forc e.
If th esliding sunroofisobs truct edagain and reopens again slightly: #
Repeat thepr ev ious step.
The sliding sunroofwill beclosed again withincr eased forc e.
Ve hicl eswithout apanor amicslid‐
ing sunr oof:The sliding sunroofdoes
no toper atesmoo thly. #
Push the0057 buttonuptothepoint ofresis tance anum berof time sunti lth esliding sunroofisfull y
open. #
Press the0057 buttonforano ther secon d. #
Close thesliding sunroof.
Ve hicl eswith apanor amicsliding
sunr oof:The sliding sunrooforthe #
Pull and hold the0057 buttonlittle bylittleunt ilth esliding sunroofisfull yclosed. #
Pull and hold the0057 buttonlittle bylittleunt ilth ero ller sunblin dis full yclos ed. #
Use automat icopera tiontofully open andthen close thesliding sunroof. Openin
gand closing 93

Pr
oblem
Possible causes/conseq uencesand0050 0050
Solutions
ro ller sunblin ddoes notopera te
smoo thly. Ro
ller sun blinds Ext
ending orretracti ngthe roller sunblind s
on there ar side windo ws &
WARNIN GRisk ofbeco ming trap ped
whe nex tendi ng orretracti ngthero ller
sunblin d
Body partscould becom etrapped inthe
sw eep ofthero ller sunblin dwhen itis being
ex tende dor retract ed. #
Makesur eth at no body partsarein the
sw eep ofthero ller sunblin dwhen itis
being extende dor retract ed. #
Ifsom eone become strap pe d, briefly
pr ess thebutt onintheopposit edir ec‐
tion .
The opening orclosing process will
br ief lybe stopped. Theroller sunblin d
will then retur nto its star tin gposit ion. *
NO
TEDama gecau sed byobject s Object
scould cause malfunct ionsofthe
ro ller sunblin d. #
Mak esur eth at thero ller sunblin dcan
mo vefreely . The
roller sunblin dsforth ere ar side windows
can beope ratedwit hth ebutt ons forth eside
windo wsinthedr iver's door andinthere ar
door s. 1
Rear leftside window/roll er sunb lind
2 Rear right side windo w/roller sunblind 94
Opening andclosing