GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 25016 Pump Seal and Speedometer Gear Installer
    • J 36850 Transjel Lubricant

    Object Number: 1552946  Size: SH
  1. Using the J 25016  (1), install the oil seal assembly (243).

  2. Object Number: 1730051  Size: SH
  3. Install the fluid seal retainer (244).

  4. Object Number: 1552949  Size: SH
  5. Install an O-ring seal (202) and oil seal ring (201) into the groove on the back side of the pump slide (203).
  6. Use J 36850 , or an equivalent, to retain the seal and the ring on the slide.
  7. Install the pivot pin spring (204) into the pump body pocket.
  8. Install the seal support (208) and the pump slide seal (209) into the pump slide (203). Retain with J 36850 or equivalent.
  9. Install the pump slide (203).
  10. The oil seal ring must face downward into the pump pocket.

  11. Install the pivot pin (205), index the slide notch with the pivot pin.

  12. Object Number: 1552950  Size: SH
  13. Install the fluid pump slide outer spring (245).

  14. Object Number: 1552937  Size: SH
  15. Install the rotor guide (211) and the bottom pump vane ring (210) into the rotor (212) and retain with J 36850 or an equivalent.
  16. Install the rotor (212) with the rotor guide (211) toward the pump pocket.
  17. Install the pump vanes (213). Ensure the vanes are flush with the oil pump body surface.
  18. Install the top pump vane ring (210).