I’m still betting it’s a bad head gasket, the coolant isn’t boiling, it’s bubbling as the exhaust gasses are pushed through it. Or it’s air trapped. Did you have the system pressure checked?
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I’m still betting it’s a bad head gasket, the coolant isn’t boiling, it’s bubbling as the exhaust gasses are pushed through it. Or it’s air trapped. Did you have the system pressure checked?