Search result for: 21010AA527

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MakeNumberNameAvailabilityProcessing, daysPrice 
Nissan
21010AA527 
PUMP ASSY-WATER
6
24h
664.03$
 
Nissan
21010AA527 
PUMP ASSY-WATER
6
2-3
553.36$
 

Substitutions

GMB
GWN77A 
WATER PUMP
9
4-5
44.45$
 

Engine Cooling Water Pump Assembly

This cooling pump is a key part of the engineโ€™s cooling system. It is needed to keep coolant moving between the engine block and radiator, so heat is carried away before it can damage gaskets, seals, and metal parts ??.

How It Works

Inside the housing, an impeller spins with engine drive. As it turns, it pulls coolant in and pushes it through the cooling passages. Steady circulation helps the thermostat and radiator do their job, keeping temperature stable in traffic, on hills, and at highway speed.

Why Replacement Matters

Over time, bearings can wear, seals can leak, or the impeller can corrode. A weak pump cannot maintain proper flow, so the engine starts running hotter than normal.

Signs a Pump Is Failing

  • Coolant leak around the pump area
  • Grinding/whining noise from bearing wear
  • Overheating, especially at low speed
  • Low coolant level with no visible hose damage

If the Pump Breaks

If this part fails completely, coolant circulation stops. That can lead to rapid overheating, warped cylinder head, blown head gasket, and possible engine seizure ??. Replacing it in time protects the whole cooling system and extends engine life.

Compatibility

  • 6 Wagon