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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 855 (Engine Mechanical - 4.8L, 5.3L & 6.0L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Oil Pump, Pump Screen and Deflector Replacement >> Removal Procedure

Removal Procedure

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  1. Remove the oil pan. Refer to Oil Pan Replacement  .
  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.
    Fig 1: Removing O-Ring Seal From Pump Screen
    G02116501Courtesy of GENERAL MOTORS CORP.
  7. Remove the remaining crankshaft oil deflector nuts.
  8. Remove the crankshaft oil deflector.
    Fig 2: Removing Crankshaft Oil Deflector & Nuts
    G02116502Courtesy of GENERAL MOTORS CORP.
  9. Remove the oil pump bolts.

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

  10. Remove the oil pump.
  11. If required, clean and inspect the oil pump. Refer to OIL PUMP CLEANING AND INSPECTION  .
    Fig 3: Removing Oil Pump & Bolts
    G02116503Courtesy of GENERAL MOTORS CORP.
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