5.9 LITER V-8s
vehicle pushes water out of the top of the radiator, coolant temp runs @ 210 degrees F, heater blowss out lukewarm air, appears to have a circulation issue, knocking noise from radiator, when it pushes the water out. I have performed the following: Chemical test to check for head gasket leaking combustion gases into the coolant system. Coolant system flushed. (Water flows freely through the heater core, radiator, intake and engine block. Removed water pump to insure impeller is attatched and functioning.