GM Service Manual Online
For 1990-2009 cars only

    Object Number: 15734  Size: SH
  1. Remove the oil pump shaft (18).
  2. Remove the checkball (16) on the spacer plate (20).

  3. Object Number: 15735  Size: SH
  4. Remove the spacer plate (20) and remove the two spacer plate gaskets (19).

  5. Object Number: 15737  Size: SH
  6. Remove the five checkballs as marked (2, 3, 4, 5, 6).