GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1996 🢒 Astro - 4WD 🢒 Engine 🢒 Engine Mechanical - 4.3L (VIN W) 🢒 Oil Pump Removal

    Object Number: 4548 Size: SH
  1. Remove the bolt that attaches the oil pump to the rear crankshaft bearing cap.

    2. Object Number: 4549 Size: SH
  2. Remove the oil pump driveshaft and the retainer.
  3. Separate the oil pump, driveshaft, and retainer.
  4. Discard the retainer.