GM Service Manual Online
For 1990-2009 cars only

This procedure covers the seal and bearing replacement for the steering gears. The steering gear uses one double lip seal. The seal may be replaced without removing the power steering gear.

Removal Procedure

Tools Required

    • J 6278 Pitman Shaft Bearing Remover and Installer
    • J 4245 Internal Snap Ring Pliers
  1. Remove the steering gear from the vehicle. Refer to Steering Gear Replacement or Steering Gear Replacement .

  2. Object Number: 322090  Size: SH
  3. Remove the nut (5).
  4. Remove the lock washer (4).
  5. Remove the pitman arm (3) from the steering gear.
  6. Remove the pitman shaft boot (2).
  7. Remove the pitman shaft and side cover. Refer to Steering Gear Pitman Shaft and Housing Cover Replacement - Off Vehicle .
  8. Clean the exposed end of the pitman shaft.
  9. Clean the steering gear housing.
  10. Use a wire brush in order to clean the pitman shaft splines.

  11. Object Number: 322069  Size: SH
  12. Remove the dust seal (1).
  13. Remove the retaining ring using the J 4245 .

  14. Object Number: 322075  Size: SH

    Important: Do not score the steering gear housing bore when prying out the seals and the washers.

  15. Use a screwdriver in order to pry the backup washer (3) and the double lip seal (2) from the steering gear housing (1).
  16. Inspect the steering gear housing (1) for burrs.
  17. Remove the steering gear housing (1) if necessary.

  18. Object Number: 322079  Size: SH
  19. Insert the J 6278 through the hole in the top of the steering gear housing (1).
  20. Drive out the needle bearing (2).

Installation Procedure

Tools Required

    • J 6278 Pitman Shaft Bearing Remover and Installer
    • J 4245 Internal Snap Ring Pliers

    Object Number: 322084  Size: SH
  1. Coat the double lip seal (2) and the washer (3) using grease.

  2. Object Number: 322096  Size: SH
  3. Install the needle bearing (2) to the steering gear housing (1) using the J 6278 .

  4. Object Number: 322084  Size: SH
  5. Install the double lip seal (2).
  6. Install the backup washer (3).

  7. Object Number: 322069  Size: SH
  8. Install the retaining ring using the J 4245 .
  9. Install the pitman shaft and the side cover. Refer to Steering Gear Pitman Shaft and Housing Cover Replacement - Off Vehicle .
  10. Install the dust seal (1).

  11. Object Number: 322090  Size: SH
  12. Install the pitman shaft boot (2).
  13. Install the pitman arm (3) to the steering gear.
  14. Install the lock washer (2).
  15. Install the nut (3).
  16. Install the steering gear. Refer to Steering Gear Replacement or Steering Gear Replacement .