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Water Pump Cleaning & Inspection

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Water Pump & Components
    GM187022Courtesy of GENERAL MOTORS CORP.
  1. Clean the water pump mating surface.
  2. Clean the water pump.
  3. Inspect the water pump shaft for looseness.
  4. Inspect the water pump vanes for damage.
  5. Inspect the water pump mating surfaces for nicks.
  6. Repair or replace the water pump as necessary.
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