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Home >> GMC >> 1983 >> Forward Control 5.7 M, Automatic, 400/M40 >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> Engine Oil Pump Removal - V8 >> Removal & Installation >> 5.0L & 5.7L Oil Pump >> Inspection

5.0L & 5.7L Oil Pump: Inspection

  1. Wash all parts and dry with compressed air. Inspect pump body and cover for cracks or excessive wear. Inspect pump gears for damage or excessive wear. If pump gears or body are damaged or worn, replace entire pump assembly.
  2. Check drive gear shaft for looseness in pump body. Inspect oil inlet tube and screen assembly for damage. Check pressure regulator valve for fit in bore.
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