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Home >> GMC >> 1993 >> Forward Control 7.4 N >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> 4.3L V6 - VIN [Z] >> Lubrication >> Oil Pump >> Removal & Disassembly

Removal & Disassembly

  1. Remove oil pan. See OIL PAN  under REMOVAL & INSTALLATION. Remove oil pump bolt. Remove pump and extension shaft. Remove pick-up tube (if necessary).
  2. Remove pump cover. Mark relationship between gears at a meshing point for reassembly. Remove gears. Remove pressure regulator valve retaining pin. Remove pressure regulator valve and spring.
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