1995 Pontiac Bonneville Owner's Manual - Page 196
1995 Pontiac Bonneville Manual
Page 196 highlights
How to Add Coolant to the Radiator rr' 1 7 ' 2. Then keep turning the pressure cap, but now push down as you turn it. Remove the pressure cap. 1. You can remove the radiator pressure cap when the cooling system, including the radiator pressure cap and upper radiator hose, is no longer hot. Turn the pressure cap slowly to the left until it first stops. (Don't press down while turning the pressure cap.) If you hear a hiss, wait for that to stop. A hiss means there is still some pressure left. 3. Fill the radiator with the proper mix, up to the base of the filler neck. 5-17
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 |
 |
How
to
Add
Coolant
to
the
Radiator
7 '
1.
You can remove the radiator pressure cap when the
cooling system, including the radiator pressure cap
and upper radiator hose,
is
no
longer hot. Turn the
pressure cap slowly to the left until it first stops.
(Don't press down while turning the pressure cap.)
If
you hear a hiss, wait
for
that
to
stop.
A
hiss means
there is still some pressure left.
r r '
1
2.
Then keep turning the
pressure cap, but
now
push down
as
you turn
it. Remove the pressure
cap.
3.
Fill the radiator with the
proper
mix,
up to the
base
of
the
filler
neck.
5-17