If you hear a hiss, wait for that to stop. A hiss
means there is still some pressure left.
2. Then keep turning the pressure cap, but
now push down as you turn it. Remove
the pressure cap.
{
CAUTION:
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. Do not spill coolant
on a hot engine.
3. After the engine cools, open the coolant air
bleed valves.
There are two bleed valves. One is located on
the thermostat housing. The other is located
on the thermostat bypass tube.
Housing
Bypass Tube
385