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.to Add Coolant to the Radiator
2. Then keep turning
the pressur'e cap, but.
now push
down as you turn it. Remove the pressure cap.
1.
You can
remove the pressure cap when the cooling
system, inchding the pressure cap and upper radiator
hose, is no longer hot. Turn the-pressure cap slowly
counterclockwise 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.