Oldsmobile 1998 Intrigue Owner's Manual page 214

2. Then keep turning the pressure
C&5,
but now push
down as you turn it. Remove the pressure cap.
3. After the engine cools,
open the coolant air
bleed valve.
There is one bleed valve. It is located on the
thermostat housing.
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.
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