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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1276 (Engine Mechanical - 2.2L (Unit Repair)) >> Repair Instructions >> Oil Pump Removal

Oil Pump Removal

WARNING: This page is about a different car, the 2002 GMC Sonoma and 2002 Chevrolet S10 Pickup. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the oil pump drive bolt.
  2. Remove the oil pump drive. Do this by lifting and turning the oil pump drive.
    Fig 1: Oil Pump Drive & Bolt
    G01660735Courtesy of GENERAL MOTORS CORP.
  3. Remove the bolt that attaches the oil pump to the rear main bearing cap.
  4. Remove the oil pump.
    Fig 2: Oil Pump & Bolt
    G01660736Courtesy of GENERAL MOTORS CORP.
  5. Remove the oil pump drive shaft.

    Important:  Do not crack the oil pump drive shaft retainer.

  6. Remove the oil pump drive shaft retainer.
    Fig 3: Oil Pump Drive Shaft & Retainer
    G01660737Courtesy of GENERAL MOTORS CORP.

    Important:  A loose oil pump tube can cause an air leak and a loss of oil pressure.

  7. Inspect the oil pump pickup tube for looseness.
    Fig 4: Oil Pump & Pickup Tube
    G01660738Courtesy of GENERAL MOTORS CORP.
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