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Oil Pump Assemble

WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required 

  1. Lubricate all the internal oil pump parts using engine oil during assembly.
  2. Install the oil pump gears.
    Fig 1: Installing Oil Pump Gears
    G01485665Courtesy of GENERAL MOTORS CORP.
  3. Install the oil pump cover.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  4. Install the oil pump cover bolts.

    Tighten 

    Tighten the oil pump cover bolts to 10 N.m (89 lb in).

    Fig 2: Installing Oil Pump Cover
    G01485666Courtesy of GENERAL MOTORS CORP.
  5. Install the pressure regulator valve.
  6. Install the pressure regulator spring.
  7. Install the cotter pin.

    Important:  Make sure the cotter pin is properly secured.

  8. Apply sealer GM P/N 12346004, (Canadian P/N 10953480) or the equivalent to the new suction pipe.
  9. Tap the new suction pipe into place using a plastic hammer. Use the J 21882  for 5/8 inch pipe or J 22144  for 3/4 inch pipe.
    Fig 3: Installing Pressure Regulator Spring, Valve And Cotter Pin
    G01485667Courtesy of GENERAL MOTORS CORP.
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