Pontiac 1998 Sunfire Owner's Manual page 230

I
You can be burned if you spill coolant on hot
engine parts. Coolant contains ethylene glycol
and it will burn if the engine parts are hot
enough. Don't spill coolant on a hot engine.
1. You can remove the co'olant
SI
when the cooling system, incl
tank pressure cap and upper r:
longer hot. Turn the pressure
(
one-quarter turn to the left am
If you hear a hiss, wait for tha
there is still some pressure lef
2. 1
P
a
5-20
rge tank pressure cap
ding the coolant surge
iiator hose, is no
ap slowly about
then stop.
to stop. A hiss means
len keep turning the
essure cap slowly,
d remove it.