Radiator Pressure
Cap
NOTICE:
Your radiator cap is a
15
psi (105 kPa) pressure-type cap and
must be tightly installed to prevent coolant
loss
and possible
engine damage from overheating. Be sure the arrows on the cap
line up with the overflow tube on the radiator filler neck.
Thermostat
~
When
you
replace
1
your radiator pressure
cap, a
GM
cap is
1
recommended. See
l
“Service Replacement
I
Parts and Filler
Recommendations” in
the Index.
Engine coolant temperature is controlled
by
a thermostat
in
the
engine
coolant system. The thermostat stops
the
flow
of
coolant through the
radiator until the coolant reaches
a
preset temperature.
When
you
replace your thermostat, an
AC@
thermostat
is
recommended.
6-26