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Oil Pump Disassemble

WARNING: This page is about a different car, the 2003 Pontiac Sunfire and 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disassemble the pressure relief valve.
    Fig 1: Disassembling Pressure Relief Valve
    G01580718Courtesy of GENERAL MOTORS CORP.
  2. Remove the oil pump gerotor cover and bolts.
  3. Clean all of the parts in cleaning solvent. Remove varnish, sludge and dirt.
  4. Inspect the oil pump for wear and scoring. Insure that all components are within specifications. Refer to ENGINE MECHANICAL SPECIFICATIONS .

    Replace the front cover and oil pump assembly if it is out of specification or damaged.

    Fig 2: Disassembling Oil Pump
    G01580719Courtesy of GENERAL MOTORS CORP.
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