GM Service Manual Online
For 1990-2009 cars only

Steering Gear Worm Gear Adjuster Seal and Stub Shaft Bearing Replacement 708 Model

Disassembly Procedure

Tools Required

    • J 42882 Adjuster Nut Socket
    • J 6222-A Shaft Seal Protector

    Object Number: 321974  Size: SH
  1. Remove the coupling shield retainer and the lock nut (2) from the adjuster nut assembly using a drift and a hammer.

  2. Object Number: 322012  Size: SH
  3. Remove the adjuster nut assembly (2) from the steering gear housing (1) using J 42882 .

  4. Object Number: 322011  Size: SH
  5. Remove the thrust support assembly (2) from the steering gear housing (1).
  6. Remove the O-ring seal (3).

Assembly Procedure

Tools Required

J 42882 Adjuster Nut Socket


    Object Number: 322011  Size: SH

    Important: Install a new O-ring seal each time the thrust support assembly is removed from the steering gear.

  1. Lubricate the new O-ring seal (3).
  2. Install the new O-ring seal (3).
  3. Install the thrust support assembly (2).

  4. Object Number: 322012  Size: SH
  5. Connect the adjuster nut assembly (2) to the steering gear housing (1) using J 42882 .

  6. Object Number: 321974  Size: SH
  7. Install the coupling shield retainer and the lock nut (2) to the adjuster nut assembly.
  8. Using a drift in a notch, install the coupling shield retainer and the lock nut (1).
  9. Hold the adjuster nut assembly in order to maintain alignment of the marks while tightening the coupling shield retainer and lock nut (1).
  10. Tighten the coupling shield retainer and the lock nut (1) securely.
  11. To adjust the pitman shaft over-center preload; refer to Steering Gear Pitman Shaft Over-Center Preload Adjustment - Off Vehicle .