had a leak coolant leak coming from water pump does it look like it just needs new gaskets : r MechanicAdvice The cooling system plays a critical role in ensuring the engine operates smoothly and efficiently. To prevent the engine from overheating and ensure it runs optimally, the coolant must be at the Coolant in oil problem persists after oil cooler reseal Water Pump Impeller Flow Explained Normal Flow: Coolant enters smoothly, the impeller pushes it outward, and heat is removed efficientlykeeping engine temps stable Cavitation: Low pressure forms Why is Coolant Leaking After Replacing My Water Pump? Jerry Auxiliary Coolant Pumps