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Originally Posted by SNK-EYZ
Originally Posted by KcCrown
Ok. Well. New thermostat new gasket. Not fixed.

Sigh.....

I am getting steam and coolant from way down under the block near the drivers side fire wall. It has to be leaking and have a breach in the coolant system/ up -down /in this location.
It is Under the booom and near the drivers side fire wall. What connects to the coolant system here? Heater core? A simple hose fitting? I need to jack this car up high and look at where it's coming out from. Simple ad that.


The heater core is connected at the firewall at the back of the engine.

Have you used a pressure tester on the cooling system yet?

If there's a leak back there the tester should help you locate it.

If there's a leak it will push out coolant when hot and suck in air when it cools off.
The result is the overflow bottle will never work if there's a leak.

You need to figure out where the leak is.

That's what the pressure tester is for.
If it's pushing coolant out a exterior leak (freeze plug,external gasket leak, etc) you will see coolant drip.
It won't help find it if it's internal like a head gasket leaking into a cylinder.



This^^^& also, under your intake manifold, there are 2 coolant crossover tubes that run from the timing cover to behind your engine, both have separate fittings that are quick connect plastic fittings.