Oil Pump Installation - Off Vehicle

Tools Required 

J 45059  Angle Meter

Fig 1: View Of Oil Pump
Courtesy of GENERAL MOTORS CORP.
1. Install the oil pump drive spacer into the oil pump so that the drive flat engages the pump rotor.
2. Position the oil pump on the crankshaft.
3. Install the retaining bolts.
Fig 2: View Of Oil Pump & Bolts
Courtesy of GENERAL MOTORS CORP.
NOTE: Refer to Fastener Notice .
4. Apply upward pressure on the pump while tightening the three retaining bolts. Tighten the bolts in the sequence (1, 2, 3) shown.
   1. First Pass

      Tighten:  Tighten the oil pump mounting bolts in sequence to 10 N.m (89 lb in).

   2. Final Pass

      Tighten:  Tighten the oil pump mounting bolts in sequence an additional 35 degrees using the J 45059  .