GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • J 44529 Stator Shaft Bushing Remover
    • J 8092 Universal Driver
    • J 43774 Stator Shaft Bushing Installer

For equivalent regional tools, refer to Special Tools.


    Object Number: 1423196  Size: SH

    Caution: Always use J 44529 when removing the stator shaft bushing to help avoid damage to the stator shaft sealing surface.

  1. Position the oil pump cover assembly (10) supported by wooden blocks with the stator shaft facing up.
  2. Install J 44529 -2 bolt (8) into J 44529 -1 extractor (7).
  3. Install J 44529 -2 bolt (8) and J 44529 -1 extractor (7) into the bushing (9).
  4. Install washer (6) and nut (5) onto J 44529 -2 bolt (8).
  5. Hold the top of J 44529 -2 bolt (8) with a wrench and tighten nut (5) until J 44529 -1 extractor (7) engages the bushing (9).
  6. Install J 44529 -3 protector (4) onto J 44529 -2 bolt (8).
  7. Install bearing (3), washer (2), and nut (1) onto J 44529-2 bolt (8).
  8. Hold the top of J 44529 -2 bolt (8) with a wrench and tighten nut (1) until the bushing is dislodged.
  9. Remove the J tools from the stator shaft.
  10. Remove the bushing from the J tools.

  11. Object Number: 1424221  Size: SH

    Note: The preferred method for installing the stator shaft bushing is to use J 43774 installer and a press. If a press is not available, use J 43774 installer and J 8092 driver universal driver. If the bushing will be installed without a press, install the large end of J 43774 installer  (2) onto J 8092 driver  (1).

  12. Install a new bushing (3) onto J 43774 installer .
  13. Drive the bushing into the stator shaft  (4) until the bushing is seated.
  14. Specification
    The bushing installed depth measurement is flush to 0.25 mm (0.010 in) below the stator shaft surface.