Page 273 of 406

Bla ck pla te (2 1,1 )
G M C Can yon Owner M an ual - 2011
V eh ic le Care 10-2 1
E ngin e Coo la n tT he co o li n g syste m in th e ve hic le
i s fille d wit h DEX-C O O L
®engin e
c o ola nt. T his co o la nt is de sig ned to
r e m ain in th e ve h ic le fo r 5 ye ars or
2 40 00 0 km (1 50,0 00 m i) , w hic h eve r
o ccu rs fir s t.
T he fo llo w in g exp la in s th e co olin g
s yste m an d how to ch eck and add
c o ola nt w hen it is lo w .If th ere is a
p ro b le m wit h en gin e ove rh eatin g,
s e e Engin e Ove rh eatin g on
p age 102 4.
W hat to Use
{
W ARNIN G
Addin g only pla in wate r or so m e
o th er liq uid to th e co o lin g syste m
c a n be dang ero us. P la in wate r
a nd oth e r liq uid s, ca n boil b efo re
t h e pro p er co o la nt m ix tu re will .
T he ve hic le 's co ola n t w arn in g
s yste m is se t fo r th e pro per
c o ola nt m ix tu re . W it h pla in wate r
( C ontin ued)
W ARNIN G (C ontin ued )
or th e wro ng mix tu re , th e engin e
c o uld get to o hot bu t yo u wou ld
n ot ge t th e ove rh eat w arn in g.
T he en gin e co uld ca tc h fir e and
y o u or oth ers co u ld be bu rn e d.
U se a50 /5 0 mix tu re of cle an,
d rin ka ble wate r and DEX-C O O L
c o ola n t.
U se a 50/5 0 mix tu re of cle an,
d rin ka ble wate r and DEX-C O O L
c o ola nt. If usin g th is m ix tu re ,
n oth in g els e ne eds to be add ed.
T his m ix tu re :.
G iv e s fr e ezin g pro te ctio n dow n
t o 37 °C ( 34 °F ), ou ts id e
t e m pera tu re .
.
G iv e s boilin g pro te ctio n up
t o 12 9°C (2 65°F ), eng in e
t e m pera tu re .
.
P ro te cts aga in st ru st an d
c o rro sio n.
.
W ill n ot dam age alu m in um parts .
.
H elp s ke ep th e pro per engin e
t e m pera tu re .
N otic e: If an im pro per co o la n t
m ix tu re is used ,th e en gin e co uld
o ve rh eat an d be bad ly dam ag ed .
T he re p air co st w ou ld not be
c o vere d by th e veh ic le warra n ty .
T o o much wate r in th e m ix tu re
c an fr e eze an d cra ck th e en g in e,
r a d ia to r, h eate r co re , an d oth er
p arts .
N otic e: If extr a in h ib it o rs
a n d/o r ad d it iv es are used in th e
v eh ic le 's co olin g syste m ,th e
v eh ic le co u ld be dam ag ed .U se
o nly th e pro per m ix tu re of th e
e n gin e co o la n t lis te d in th is
m an ual fo r th e co o lin g syste m .
S ee Reco m men d ed Flu id s an d
L ub ric an ts on pag e 11 6 fo r m ore
i n fo rm atio n .
N eve r dis p ose of engin e co ola nt
b y puttin g it in th e tr a sh , pourin g
i t on th e gro und, in to se w ers ,
i n to str e am sor bodie s of w ate r.
Page 274 of 406

Bla ck pla te (2 2,1 )
G M C Can yon Owner M an ual - 2011
1 0-2 2 Veh ic le CareH ave th e co ola n t ch ang ed by an
a uth oriz e d se rv ic e ce nte r, fa m ilia r
w it h le ga lre qu ir e m ents re gard in g
u se d co o la nt dis p osa l. T his will h elp
p ro te ct th e envir o n m ent and yo ur
h ealt h .C heckin g Coola n tT he ve hic le must be on ale ve l
s u rfa ce when ch eckin g th e co ola nt
l e ve l.T he co ola nt re co ve ry ta nk ca p has
t h is sy m bolo n it .
I t is lo ca te d to w ard th e re ar of
t h e engin e co m partm en t on th e
p asse n ger sid e of th e ve hic le . S ee
E ngin e Com partm ent O ve rv ie w on
p age 106 fo r m ore in fo rm atio n on
l o ca tio n. C
heck to se e if co o la nt is vis ib le in
t h e co ola nt re co ve ry ta nk. If th e
c o ola nt in sid e th e co o la nt re co ve ry
t a nk is boilin g, do not do anyth in g
e ls e until it co ols do w n. If co o la nt is
v is ib le bu t th e co ola nt le ve lis not at
o r above th e FU LL CO LD mark , add
a 50/5 0 mix tu re of cle an , drin ka b le
w ate r and DEX-C O O L co o la nt at th e
c o ola nt re co ve ry ta nk, bu t be su re
t h e co olin g sys te m is co olb efo re
t h is is done.
T he ve hic le must be on ale ve l
s u rfa ce . W he n th e en gin e is co ld ,
t h e co ola nt le ve lsh o uld be at F U LL
C O LD ,or a lit tle hig he r. W hen th e
e ngin e is warm ,th e le ve lco uld be
a bove th e FU LL CO LD le ve l.
W hen th e en gin e is co ld , th e co ola nt
l e ve lsh ould be at le ast up to th e
F U LL CO LD mark . If it is not, th ere
c o uld be ale a k in th e co olin g
s yste m .
How to Add Coo la n t to th e
R eco very Ta n k
{
W ARNIN G
You ca n be burn ed if yo u sp il l
c o ola nt on hot engin e parts .
C oola nt co nta in s eth yle ne gly co l
a n d it w ill b urn if th e engin e parts
a re hot enough. D o not sp ill
c o ola nt on a hot engin e.
N otic e: This veh ic le has a
s p ecif ic co ola n t fill p ro ced ure .
F ailu re to fo llo w th is pro ced ure
c o uld cau se th e en g in e to
o verh eat an d be severe ly
d am ag ed .
W hen th e co ola nt in th e co ola nt
r e co ve ry ta nk is at th e FU LL CO LD
m ark , sta rt th e ve hic le .
I f co ola nt is needed, add th e pro pe r
D EX -C O OL co ola nt m ix tu re at th e
c o ola nt re co ve ry ta nk.
Page 275 of 406

Bla ck pla te (2 3,1 )
G M C Can yon Owner M an ual - 2011
V eh ic le Care 10-2 3
H ow to Add Coola n t to th e
R ad ia to r
{
W ARNIN G
An ele ctr ic eng in e co olin g fa n
u nder th e hood ca n sta rt up eve n
w hen th e eng in e is not ru nnin g
a nd ca n ca use in ju ry . K eep
h ands, clo th in g , an d to ols aw ay
f r o m an y und erh o od ele ctr ic fa n.
{
W ARNIN G
Ste am an d sc a ld in g liq uid s fr o m a
h ot co olin g syste m ca n blo w out
a nd bu rn yo u ba dly . T hey are
u nder pre ssu re , and if yo u
t u rn th e su rg e ta n k pre ssu re
c a p eve n a lit tle th ey ca n
c o m e ou t at hig h sp eed. N eve r
t u rn th e ca p whe n th e co olin g
s yste m ,in clu din g th e su rg e ta nk
p re ssu re ca p, is hot. W ait fo r th e
( C ontin ued)
W ARNIN G (C ontin ued )
co oli n g syste m and su rg e ta nk
p re ssu re ca p to co olif yo u eve r
h ave to tu rn th e pre ss u re ca p .
I f co ola n t is nee ded, add th e pro per
m ix tu re dir e ctly to th e ra dia to r, bu t
b e su re th e co o li n g syste m is co ol
b efo re th is is done .1. Rem ove th e ra dia to r pre ssu re
c a p when th e co olin g syste m ,
i n clu d in g th e upper ra d ia to r
h ose , is no lo nger hot. T
urn th e pre ssu re ca p slo w ly
c o unte rc lo ckw is e about
o ne fu ll tu rn .
I f a his s is heard , w ait fo r th at to
s to p. A his s m eans th ere is still
s o m e pre ssu re le ft.
2 . Keep tu rn in g th e ca p to
r e m ove it .
3 . Fill th e ra dia to r w it h th e pro per
D EXC O O L co ola nt m ix tu re ,
u p to th e base of th e fille r
n eck . S ee Engin e Coola nt on
p age 10 2 1 fo r m ore in fo rm atio n
a bout th e pro per co ola nt
m ix tu re .
Page 276 of 406

Bla ck pla te (2 4,1 )
G M C Can yon Owner M an ual - 2011
1 0-2 4 Veh ic le Care4 . Fil l th e co o la nt re co ve ry ta n k to
t h e FU LL CO LD mark .
5 . Rein sta ll th e ca p on th e co ola nt
r e co ve ry ta nk, but le a ve th e
r a dia to r pre ss u re ca p off.
6 . Sta rt th e en gin e and le t it ru n
u ntil th e upper ra d ia to r ho se ca n
b e fe lt ge ttin g ho t. W atc h ou t fo r
t h e eng in e co olin g fa n .
7 . By th is tim e, th e co o la nt le ve l
i n sid e th e ra d ia to r fille r neck
m ig ht be lo w er. If th e le ve lis
l o w er, ad d more of th e pro per
D EXC O OL co ola nt m ix tu re
t h ro ugh th e fille r neck until th e
l e ve lre a ch es th e ba se of th e
f ille r neck.
8 . Then re p la ce th e pre ssu re ca p . A
tany tim e durin g th is pro ce dure
i f co ola nt begin s to flo w out of
t h e fil le r neck, re in sta ll th e
p re ss u re ca p.
N otic e: If th e pre ssu re cap is not
t ig h tly in sta lle d ,co ola n t lo ss an d
p ossib le en gin e dam ag e m ay
o ccu r. B e su re th e cap is pro perly
a n d tig htly secu re d .
E ng in e Overh ea tin gT he ve hic le has a co ola nt
t e m pe ra tu re gauge dis p la ye d on
t h e in str u m ent panelto warn if th e
e n gin e is ove rh eatin g. S ee Engin e
C oola nt Te m pera tu re Gauge on
p a ge 51 0 . If th e engin e is to o hot,
t h e air co ndit io nin g mig ht sto p
w ork in g. T his is norm ala nd help s
c o olth e engin e.
I f th e decis io n is m ade not to lif t th e
h o od when th e warn in g appears , but
i n ste a d get se rv ic e help rig ht aw ay.
S ee Roadsid e Assis ta nce Pro gra m
( U .S .and Canada) on page 138
o r R oadsid e Assis ta nce Pro gra m
( M exic o ) on page 131 0.
Page 277 of 406

Bla ck pla te (2 5,1 )
G M C Can yon Owner M an ual - 2011
V eh ic le Care 10-2 5
If th e de cis io n is m ad e to lif t th e
h ood , m ake su re th e ve hic le is
p ark e d on a le ve lsu rfa ce .
T hen ch e ck to se e if th e engin e
c o olin g fa n is ru n nin g. If th e engin e
i s ove rh ea tin g , th e fa n sh ould be
r u nnin g. If it is no t, do not co ntin ue
t o ru n th e engin e an d have th e
v e hic le se rv ic e d.
T he engin e co olin g fa n sp ee d
s h ould in cre a se when id le sp eed is
d oub le d by push in g th e acce le ra to r
p eda ld o w n. If it does not, th e
v e hic le nee ds se rv ic e . Turn off th e
e ngin e .
N otic e: Engin e dam ag e fr o m
r u nnin g th e en gin e wit h out
c o ola n t is not co ve re d by th e
w arra n ty .
N otic e: If th e en gin e catc h es
f ir e beca u se of bein g driv en wit h
n o co ola n t, yo ur ve h ic le can
b e bad ly dam ag ed .T he co stly
r e p air s would not be co vere d by
t h e veh ic le warra n ty .
If S te am is Com in g fr o m th e
E ng in e Com partm en t
{
W ARNIN G
Ste am fr o m an ove rh ea te d eng in e
c a n burn yo u badly , eve n if yo u
j u st op en th e hood . S ta y aw ay
f r o m th e engin e if yo u se e or hear
s te am co m in g fr o m it . Ju st tu rn it
o ff and ge t eve ry o ne aw ay fr o m
t h e ve hic le until it co ols dow n.
W ait until th ere is no sig n of
s te am or co ola n t befo re yo u op en
t h e ho od.
I f yo u ke ep driv in g whe n yo ur
e ngin e is ove rh e ate d , th e liq uid s
i n it ca n ca tc h fir e . Y ou or oth e rs
c o uld be ba dly bu rn e d. S to p yo u r
e ngin e if it ove rh eats , an d ge t ou t
o f th e ve hic le un til th e eng in e
i s co ol.
I f N o Ste am is Com in g fr o m
t h e Engin e Com partm en tIf an engin e ove rh eat w arn in g is
d is p la ye d but no ste am ca n be se e n
o r heard , th e pro ble m may not be
t o o se rio us. S om etim es th e engin e
c a n get a li t tle to o hot w hen th e
v e h ic le :.
C lim bs a lo ng hil l o n ahot da y.
.
S to ps afte r hig h-s p eed driv in g.
.
Id le s fo r lo ng perio ds in tr a ff ic .
.
T o w s a tr a il e r. S ee D riv in g on
G ra des under Tra ile r To w in g on
p age 96 4.
I f th e ove rh eat w arn in g is dis p la ye d
w it h no sig n of ste am :
1 . Turn th e air co ndit io nin g off.
2 . Turn th e heate r on to th e hig hest
t e m pera tu re and to th e hig hest
f a n sp eed. O pen th e win dow s as
n ece ssa ry .
Page 278 of 406

Bla ck pla te (2 6,1 )
G M C Can yon Owner M an ual - 2011
1 0-2 6 Veh ic le Care3 . In he avy tr a ffic , le t th e engin e
i d le in N (N eutr a l) w hile sto pped .
I f it is sa fe to do so , pull o ff
t h e ro ad , sh if t to P (P ark ) or
N (N eutr a l) and le t th e
e ngin e id le .
I f th e te m pe ra tu re ove rh e at gauge
i s no lo n ge r in th e ove rh eat zo ne
o r an ove rh ea t w arn in g no lo nger
d is p la ys , th e ve hic le ca n be driv e n.
C ontin u e to driv e th e ve hic le slo w ly
f o r ab out 10 m in u te s. K ee p a sa fe
v e hic le dis ta n ce fr o m th e ve hic le in
f r o nt. If th e warn in g doe s not co m e
b ack on, co ntin ue to driv e norm ally .
I f th e warn in g co ntin u es, pull
o ve r, sto p, and park th e ve hic le
r ig ht aw ay.
I f th ere is no sig n of ste am ,id le
t h e engin e fo r th re e m in ute s while
p ark e d. If th e warn in g is still
d is p la ye d, tu rn off th e en gin e
u ntil it co o ls do w n.
E ngin e FanT his ve hic le has a clu tc h ed eng in e
c o oli n g fa n . W hen th e clu tc h is
e ngaged, th e fa n sp in s fa ste r to
p ro vid e more air to co o lth e engin e .
I n most eve ry d a y driv in g co nd it io ns,
t h e clu tc h is not enga ged . T his
i m pro ve s fu ele co n om yan d re duce s
f a n nois e . U nder he avy ve hic le
l o adin g, tr a ile r to w in g and/o r hig h
o uts id e te m pera tu re s, th e fa n sp ee d
i n cre ase s when th e clu tc h enga ges.
S o yo u may hea r an in cre ase in fa n
n ois e . T his is no rm ala nd sh ould
n ot be mis ta ke n as th e tr a nsm is s io n
s li p pin g or m akin g extr a sh if t s .
I t is m ere ly th e co olin g sys te m
f u nctio nin g pro perly . T he fa n will
s lo w dow n when addit io na lco olin g
i s not re quir e d and th e clu tc h
d is e ngages.
T his fa n no is e may als o be he ard
w hen th e engin e is sta rte d. It w ill g o
a w ay as th e fa n clu tc h dis e n gag es.
P ow er Ste erin g Flu idT he pow er ste erin g flu id re se rv o ir is
l o ca te d near th e fr o nt of th e engin e
c o m pa rtm ent, behin d th e ra dia to r.
S ee Engin e Com partm ent O ve rv ie w
o n page 10 6 fo r re se rv o ir lo ca tio n.W hen to Check Pow er Ste erin g
F lu idI t is no t nece ssa ry to re gula rly
c h eck pow er ste erin g flu id unle ss
t h e re is a le ak su sp ecte d in th e
s yste m or an unusu aln ois e is
h e ard . A flu id lo ss in th is syste m
c o uld in dic a te a pro ble m .H ave th e
s yste m in sp ecte d and re pair e d.
Page 279 of 406

Bla ck pla te (2 7,1 )
G M C Can yon Owner M an ual - 2011
V eh ic le Care 10-2 7
H ow to Check Pow er Ste erin g
F lu id1 . Turn th e ke y off and le t th e
e ngin e co m partm ent co old ow n.
2 . Wip e th e ca p and th e to p of th e
r e se rv o ir cle a n.
3 . Unsc re w th e ca p and wip e th e
d ip stic k wit h acle a n ra g.
4 . Repla ce th e ca p and co m ple te ly
t ig h te n it .
5 . Then re m ove th e ca p again and
l o ok at th e flu id le ve lo n th e
d ip stic k.
T he le ve lsh o uld be betw een th e
A D D and FU LL mark s. If nece ssa ry ,
a dd only en oug h flu id to brin g th e
l e ve lu p to th e pro per ra nge.
W hat to UseTo dete rm in e what kin d of flu id to
u se , se e Reco m mend ed Flu id s and
L ubric a nts on page 11 6 . A lw ays
u se th e pro p er flu id .
N otic e: Use of th e in co rre c t flu id
m ay dam ag e th e veh ic le an d th e
d am ag es m ay not be co vere d by
t h e veh ic le 's warra n ty . A lw ay s
u se th e co rr e ct flu id lis te d in
R eco m men ded Flu id s an d
L ubric an ts on pag e 11 6 .
W ash er Flu idW hat to UseW hen win dsh ie ld wash er flu id
i s needed, be su re to re ad th e
m anufa ctu re r's in str u ctio ns befo re
u se . If opera tin g th e ve hic le in an
a re a where th e te m pera tu re may
f a ll b elo w fr e ezin g, use aflu id th at
h as su ffic ie nt pro te ctio n again st
f r e ezin g.
Page 280 of 406

Bla ck pla te (2 8,1 )
G M C Can yon Owner M an ual - 2011
1 0-2 8 Veh ic le CareA ddin g W ash er Flu idO pe n th e ca p wit h th e wash er
s ym bolo n it . A dd wash e r flu id
u ntil th e ta n k is fu ll . S ee Engin e
C om pa rtm en t O ve rv ie w on
p a ge 10 6 fo r re se rv o ir lo ca tio n.
N otic e :.W hen usin g co ncen tr a te d
w as h er flu id ,fo llo w th e
m an ufa ctu re r's in str u ctio ns
f o r ad din g wate r..D o not m ix wate r w it h
r e ad y-to -u se was h er flu id .
W ate r can cau se th e so lu tio n
t o fr e eze an d dam ag e th e
w as h er flu id ta n k an d oth er
p arts of th e wash er syste m .
A ls o ,w ate r does not cle an as
w ell as wash er flu id .
.F ill th e was h er flu id ta n k
o nly th re e-q uarte rs fu ll
w hen it is ve ry co ld .T h is
a llo w s fo r flu id exp an sio n
i f fr e ezin g occu rs , w hic h
c o uld dam ag e th e ta n k if
i t is co m ple te ly fu ll ..D o not use en g in e co ola n t
( a n tif r e e ze ) in th e win dsh ie ld
w ash er. It can dam ag e th e
w in dsh ie ld was h er sy ste m
a n d pain t.
B ra kesT his ve hic le has fr o nt dis c bra ke s
a nd re ar dru m bra ke s.
D is c bra ke pads ha ve bu il t - in wear
i n dic a to rs th at m ake a hig h-p it c h ed
w arn in g so un d when th e bra ke pa ds
a re worn an d new pa ds are need ed.
T he so und ca n co m e an d go or be
h eard all th e tim e th e ve hic le is
m ovin g, exce p t w he n ap ply in g th e
b ra ke pedalfir m ly .
{
W ARNIN G
The bra ke wear w arn in g so und
m ean s th at so on th e bra ke s will
n o t w ork well. T hat co uld le ad to
a cra sh . W hen th e bra ke wear
w arn in g so und is heard , have th e
v e hic le se rv ic e d.
N otic e: Contin uin g to driv e wit h
w orn -o ut bra ke pad s co u ld re su lt
i n co stly bra ke re p air .
S om e driv in g co ndit io ns or clim ate s
c a n ca use a bra ke sq uealw hen th e
b ra ke s are fir s t appli e d or li g htly
a p plie d. T his does not m ean
s o m eth in g is wro ng wit h th e bra ke s.
P ro p erly to rq ued wheeln uts are
n e ce ssa ry to help pre ve nt bra ke
p u ls a tio n. W hen tir e s are ro ta te d,
i n sp ect bra ke pads fo r w ear and
e ve n ly tig hte n wheeln uts in th e
p ro pe r se quence to to rq ue
s p ecif ic a tio ns in Capacit ie s and
S pecif ic a tio ns on page 122 .