Cooling System Care; Cooling System Service - Chevrolet El Camino 1983 Owner's Manual

'Cooling System CIf'8 .• '
Check' '
t he oo,:i'iingsyst~ at
'i'egiJiar'
intervals:
SUch as
during
fuel"stopS • . You
usually do:not need
to
remove the radiator cap 10 Check the cooJantleVel: utt
the engine
hood
and
loOk
at the
"see
thrQljgh" "coolant recovery tank. 'When
~he
engine
is"cpld,
the .j;OOlantlevel
st)o~li1~ at
or slightly above th9 "Full
Cold"
mark on the
rooovery
tank:
When the
'~e has
fuDy'
warmed
up,
the
Jevel shouki"be
'above:'tne""Full
Cotd:~ : mai'k
on the
recovery tsnk. ' .
If the coolant level is low, remove
ttie
cap on the coolant recovery tank . . Add to
the
recovery
tank enough
of
'8 S0150 mixture
of
water
and a good
'quality
ethylene glycol
antifreeze
(meeting
GM
Specificatiof:r1825cM)' to bring'the level
up
to the proper mark.
Put the
cap
back'
on
the recovery'
tank: '
CAUTION:
Under
soine , ~:. 1he
ethylene:
glycol
In
anGine· cool.nt
~
comb~
. . To help IIYoId Mlng burned
when
8ddlng coolant, DO NOT spill
it on !he
' .
ex~""'t .,~t.~
, o f
,~,~
. .
parts'
thit. mlit
,be'
hot. II
..ere . ' , iny .-tlon,
h8Ye
UN
-.n.lca
I*fam..d
by\. ·~lif"lCd
tkhnlciln:" " .• . '. . , .
Certrunoonaitions,
sUch
as airtr8pped
in ,the
System, may·
affect the ·cooIant
level in
th8
raoiator.-¥Cili should chEick the COOIan,llevel
in
, t tIe·
raqiator
at
the
time 'you change
the engine oil and
w:nen
the'engine is cold, 'foltow :steps;'1, 8,
. and
9 under \'Coolant.f.\eplacemer:rl'.' fpr
t~
correct
way
to
ren:!Qve
the
raciator
caP
and
add
coolant
If you
have
to
add coolant
more than four
times
a
year (either
to
the recovery
tank, or to
the
radiator);.
~ee ~your ,
p . r"for
,a
e,ooIng system
~. e ck.
:
NOTICE:
It you u ...... propel' qJMity antifNHe. there
It
1'10
rteeeI to
8OCI' , Ult"
Inhibitor_ or·: . .m:!lIlvet .which cI.im to .i!.nPfOvethe _yMlm, They
II'I8Y
be h.rmful
to
!he
proper operition of the
system. . . . .
Cooling 'System Service
T,iie 'Cl)Oling
' s YSt' e m:
shOuld be
serviced
at ·the·
'lnt4;ltVals specified ·In
the
Maintenance
Schedlll. e :fOlder
' a s
foUows:
1, Wash the radiateJ .cap
and
fillef neck
with
clean
water:' "
See step 1 of
"CooI8r"lt
Replacement" for
thE!
proper
way
to remove
the
radiator
cap.
· 2 ~
CheCk .tJ:le cOOla,nt.liWel'irl'ttle·'tecove' r y
tank;
and have
it tested for
freeze
p' r o~ectlon.
' : ' A dCt
'ethYJe~ ~1y901
antifrgeze;.
if needed,
to
maintain freeze
protection
at
-37"C
(":";"34
~ F).
3.
Have
the
cooling system and radiator cap
t.~t~
for
a pressure capacity of
aboUt
105 kPa
(~~· ~.i).,
rna.
~re c@ !:le , an~h~e
from
£15 ~a (14
psi)
to 120
kPa
(18 Jlsl). II,
a
r~, r rient
cap.1s
n~91::(
.use
an
AC cap,
Of
an
equivalent
cap,
~gned. fOr
.coolant
recovery
systems and speCjfied for
your. model.
, 4. Tighten all
radiator
hose ciamPi.' and heater hOse clamps
and insPEld
all
hoses. Replace the
hoses
if
they
~, swpllen,
"checked:'
or
otherwise
worn. ' . .
. NOnCE: T8ktI care"li
t1ghteni.,g
1~ .l1oSe
clantp. .t
the r8dllllof.
Overtightening
could
b.!nd
Of"
COl.'
the
'nMitlaior
flttingi ,
5., Clean .the,
rroht cit
\he
radiaiOf' .
bor~
and
air conditioi'\ing oond,e.nser 'to
remove
~irt
'and.
ottler,
obj9cts.
AIsq clean the auxiliary ~ire ',~I: ~/ or
transmission fluid cooler If the
vehicle
has theni. · .