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Home >> Chevrolet >> 2021 >> Camaro SS, 2D Convertible, Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 6.2L (LT1 LT4) - Repair Instructions >> Repair Instructions >> Oil Pump Cleaning and Inspection

Oil Pump Cleaning and Inspection

  1. Fig 1: Exploded View Of Oil Pump Components For Cleaning And Inspection
    GM3276989Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The internal components of the oil pump assembly are not serviced separately. If the oil pump components are worn or damaged, replace the oil pump as an assembly.

    Clean the components in solvent.

    2. WARNING:

    Refer to Safety Glasses and Compressed Air Warning .

  2. Dry the components with compressed air.
  3. Inspect the oil pump housing (12), intermediate cover (11), intermediate housing (9), and the housing cover (1) for cracks, excessive wear, scoring, or casting imperfections.
  4. Inspect the oil pump housing-to-oil pan sealing surface for scratches or gouging.
  5. Inspect the oil pump base-to-engine block oil gallery surfaces for scratches or gouging.
  6. Inspect the oil pump base for damaged bolt hole threads.
  7. Inspect the pump slide (8) for excessive wear, scoring, or gouges.
  8. Inspect the oil pump internal oil passages for restrictions.
  9. Inspect the oil pump rotor (4) and vanes (3) for cracks, wear, or damage.
  10. Inspect the oil pump slide spring (7) for breakage.
  11. Inspect the oil pump slide (8) and slide seals (6) for cuts or damage.
  12. Inspect the Oil Pressure Relief Valve Plug (15) for leaks or damage.
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