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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 427 (Engine Mechanical - 4.8L, 5.3L, & 6.0L (Unit Repair)) >> Repair Instructions >> Oil Pump, Pump Screen and Deflector Removal

Oil Pump, Pump Screen and Deflector Removal

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  1. Remove the oil pump screen bolt (4) and nuts (2).
  2. Remove the oil pump screen (1) with O-ring seal (3).
  3. Remove the O-ring seal from the pump screen.
  4. Discard the O-ring seal.
    Fig 1: Oil Pump Screen, Bolt, Nuts & O-Ring Seal
    G01674647Courtesy of GENERAL MOTORS CORP.
  5. Remove the remaining crankshaft oil deflector nuts.
  6. Remove the crankshaft oil deflector.
    Fig 2: Crankshaft Oil Deflector & Nuts
    G01674648Courtesy of GENERAL MOTORS CORP.
  7. Remove the oil pump bolts.
    IMPORTANT: Do not allow dirt or debris to enter the oil pump assembly, cap ends as necessary.
  8. Remove the oil pump.
    Fig 3: Oil Pump & Bolts
    G01674649Courtesy of GENERAL MOTORS CORP.
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