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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1188 (Engine Mechanical - 5.7L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Oil Pump, Pump Screen and Deflector Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the engine front cover. Refer to ENGINE FRONT COVER REPLACEMENT  .
  2. Remove the engine oil pan. Refer to OIL PAN REPLACEMENT  .
  3. Remove the oil pump screen bolt and nut.
    Fig 1: Removing Oil Pump Screen
    G01970604Courtesy of GENERAL MOTORS CORP.
  4. Remove the oil pump screen and O-ring seal.
  5. Remove the O-ring seal from the pump screen.
  6. Discard the O-ring seal.
  7. Remove the remaining crankshaft oil deflector nuts.
  8. Remove the crankshaft oil deflector.
    Fig 2: Removing Crankshaft Oil Deflector
    G01970605Courtesy of GENERAL MOTORS CORP.
  9. Remove the oil pump bolts.
    Fig 3: Removing Oil Pump
    G01970606Courtesy of GENERAL MOTORS CORP.

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

  10. Remove the oil pump.
  11. Clean and inspect the oil pump. Refer to OIL PUMP CLEANING AND INSPECTION .
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