GM Service Manual Online
For 1990-2009 cars only

Steering Gear Pitman Shaft Seal Replacement RWD

Removal Procedure

Tools Required

J 4245 Internal Snap Ring Pliers

  1. Mark the position of the pitman arm to the pitman shaft.

  2. Object Number: 245002  Size: MH
  3. Remove the pitman arm from the pitman shaft. Refer to Pitman Arm Replacement in Steering Linkage.
  4. Remove the pitman shaft boot (5).
  5. Remove the dust seal (4).
  6. Remove the snap ring (3) using the J 4245 .
  7. 5.1. Loosely install the pitman arm and the nut on the shaft.

    This is required in order to remove the seal.

    5.2. Position a drain pan under the steering gear.
    5.3. Start the engine.
    5.4. Turn the steering wheel from stop to stop, bouncing the wheel off the stops.
    5.5. Stop the engine.
  8. Remove the nut and the pitman arm.
  9. Remove the washer (2) and the seal (1).
  10. Inspect the pitman shaft seal surfaces for roughness or pitting.
  11. If pitted, replace the shaft.

  12. Inspect the housing for burrs.
  13. Remove the burrs before installing the new seals.

  14. Clean the pitman shaft and the seal areas using a crocus cloth.

Installation Procedure

Tools Required

J 6219 Seal Installer


    Object Number: 245002  Size: MH
  1. Lubricate the new seals (1) with power steering fluid.
  2. Apply a single layer of tape to the pitman arm shaft in order to avoid damaging the seals.
  3. Install the seal.
  4. Install the washer using the J 6219 in order to seat the seal.
  5. The seal should be in far enough in order to install the snap ring.

  6. Install the snap ring (3).
  7. Center the steering wheel.
  8. • Turn the wheel until the wheel stops.
    • Turn the wheel in the opposite direction until the wheel stops, while counting the number of turns.
    • Turn the wheel back 1/2 the number of turns in the previous step.
  9. Install the dust seal (4).
  10. Install the pitman shaft boot (5).
  11. Install the pitman arm.
  12. Bleed the system. Refer to Power Steering System Bleeding .

Steering Gear Pitman Shaft Seal Replacement S4WD

Removal Procedure

  1. Remove the power steering gear. Refer to Steering Gear Replacement .
  2. Remove the pitman arm. Refer to Pitman Arm Replacement .
  3. Remove the pitman shaft seal. Refer to Steering Gear Pitman Shaft Seal Replacement .

Installation Procedure

  1. Install the pitman shaft seal.
  2. Install the pitman arm.
  3. Install the power steering gear.