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Jeron Jeron is offline
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Join Date: Feb 2004
Location: DFW (Hurst), Texas
Posts: 4,730
Garage
Bad pump or bad thermostat

You wont get flow through the radiator until the engine is hot and the thermostat opens. Is the engine hot when you have the top hose disconnected to check flow?

Make sure the pump impeller is mated tightly to the pump shaft .
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Old 10-31-2008, 07:02 AM
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