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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 344 (Engine Mechanical - 5.3L, 6.0L & 6.2L - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Oil Pump, Screen, and Crankshaft Oil Deflector Replacement >> Removal Procedure

Removal Procedure

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    Fig 1: Oil Pump Screen Bolt Nuts
    GM647800Courtesy of GENERAL MOTORS CORP.
  1. Remove the oil pan. Refer to Oil Pan Replacement (4WD) , Oil Pan Replacement (2WD) .
  2. Remove the engine front cover. Refer to Engine Front Cover Replacement .
  3. Remove the oil pump screen bolt and nuts.
  4. Remove the oil pump screen with O-ring seal.
  5. Remove the O-ring seal from the pump screen.
  6. Discard the O-ring seal.
    7. Fig 2: Crankshaft Oil Deflector And Nuts
    GM683798Courtesy of GENERAL MOTORS CORP.
  7. Remove the remaining crankshaft oil deflector nuts.
  8. Remove the crankshaft oil deflector.
    9. Fig 3: Oil Pump And Bolts
    GM1658170Courtesy of GENERAL MOTORS CORP.
  9. Remove the oil pump bolts (411).
    10. NOTE:

    Do not allow dirt or debris to enter the oil pump assembly, cap end as necessary.

  10. Remove the oil pump (413).
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