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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1245 (Engine Cooling System) >> Repair Instructions >> Water Pump Replacement (3.8L) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM  .
  2. Reposition the accessory wiring junction block.
  3. Loosen the water pump pulley bolts.
  4. Remove the drive belt. Refer to DRIVE BELT REPLACEMENT (L36) or DRIVE BELT REPLACEMENT (L67) in Engine Mechanical-3.8L.
  5. Remove the water pump pulley bolts.
  6. Remove the water pump pulley.
  7. Remove the power steering pump mounting bolts and reposition. Refer to POWER STEERING PUMP REPLACEMENT (3.8L) or POWER STEERING PUMP REPLACEMENT (3.1L) in Power Steering System.
    Fig 1: Removing Water Pump Pulley (3.8L)
    G02084067Courtesy of GENERAL MOTORS CORP.
  8. Remove the water pump bolts.
    Fig 2: Removing Water Pump Bolts
    G02084068Courtesy of GENERAL MOTORS CORP.
  9. Remove the water pump.
  10. Remove the water pump gasket.
  11. Clean and inspect the water pump gasket mating surfaces.
    Fig 3: Removing Water Pump And Gasket
    G02084069Courtesy of GENERAL MOTORS CORP.
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