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Home >> Chevrolet >> 2001 >> Cavalier LS, 2.2 4 >> Repair and Diagnosis >> External Pages >> Different car >> Section 135 (Engine Mechanical - 2.2L (LN2) Unit Repair) >> Repair Instructions >> Oil Pump - Assemble

Oil Pump - Assemble

WARNING: This page is about a different car, the 2002 Pontiac Sunfire and 2002 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

Important:  Replace the pressure relief valve spring when you reuse the oil pump.

  1. Install the following items:
    • The pressure regulator valve.
    • The pressure regulator spring.
    • The retaining pin.
    Fig 1: Oil Pump Pressure Relief Valve Spring
    G01776934Courtesy of GENERAL MOTORS CORP.
  2. Fill the gear cavity with petroleum jelly.
  3. Install the drive gear and the driven gear into the pump body. Align the match marks on the gears. Install the smooth side of the gear toward the pump cover.
    Fig 2: Oil Pump Drive Gear & Driven Gear
    G01776935Courtesy of GENERAL MOTORS CORP.
  4. Install the pump cover.
  5. Install the cover bolts. Tighten the bolts to 10 N.m (89 in lbs).
    Fig 3: Oil Pump Cover Bolts
    G01776937Courtesy of GENERAL MOTORS CORP.
  6. Install the shaft and the retainer.
    Fig 4: Oil Pump Pickup Tube Shaft & Retainer
    G01776938Courtesy of GENERAL MOTORS CORP.
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