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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 4.3L (Unit Repair) >> Repair Instructions >> Oil Pump Installation

Oil Pump Installation

  1. Inspect for properly installed oil pump locator pins.
    Fig 1: Oil Pump Locator Pin Installation Position
    G01660590Courtesy of GENERAL MOTORS CORP.

    Important:  Do not reuse the oil pump driveshaft retainer.

    During assembly, install a NEW oil pump driveshaft retainer.

  2. Install the oil pump.
  3. Position the oil pump onto the pins.
    Fig 2: Oil Pump
    G01660591Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  4. Install the oil pump bolt attaching the oil pump to the rear crankshaft bearing cap.

    Tighten 

    Tighten the oil pump bolt to 90 N.m (66 lb ft).

    Fig 3: Oil Pump Bolt
    G01660592Courtesy of GENERAL MOTORS CORP.
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