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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 - Disassemble

Oil Pump - Disassemble

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.
  1. Remove the shaft and retainer.
    • The oil pump screen has a press fit in to the pump cover.
    • Do not remove the pickup tube from the cover unless it is loose or broken. The oil pump is serviced as a complete assembly.
    Fig 1: Oil Pump Pickup Tube
    G01776928Courtesy of GENERAL MOTORS CORP.
  2. Remove the cover bolts.
    Fig 2: Oil Pump Cover Bolts
    G01776929Courtesy of GENERAL MOTORS CORP.
  3. Remove the pump cover.
    Fig 3: Oil Pump Cover
    G01776930Courtesy of GENERAL MOTORS CORP.
  4. Remove the drive gear and the driven gear. Match mark the gear teeth for assembly.
    Fig 4: Oil Pump Drive Gear & Driven Gear
    G01776931Courtesy of GENERAL MOTORS CORP.
  5. Remove the following items:
    • The retaining pin.
    • The pressure regulator spring.
    • The pressure regulator valve.