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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 148 (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 Oil Pump Screen Bolts, Nuts, Screen & O-Ring Seal
    G02078594Courtesy 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 & Deflector
    G02078595Courtesy 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. Clean and inspect the oil pump. Refer to Oil Pump Cleaning and Inspection .
    Fig 3: Removing Oil Pump Bolts & Oil Pump
    G02078596Courtesy of GENERAL MOTORS CORP.
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