GM Service Manual Online
For 1990-2009 cars only

Pitman Arm Replacement RWD

Tools Required

    • J 24319-B Steering Linkage and Tie Rod Puller
    • J 29107-A Pitman Arm Puller
    • J 29193 Steering Linkage Installer (12 mm)

Removal Procedure

Important: Use the proper tool in order to separate all of the ball joints.

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

  2. Object Number: 414584  Size: SH
  3. Remove the prevailing torque nut (2) from the connecting rod (1) ball stud at the pitman arm (3).
  4. Discard the prevailing torque nut (2).


    Object Number: 689109  Size: SH
  5. Use the J 24319-B in order to remove the connecting rod from the pitman arm.
  6. Remove the prevailing torque nut and the washer from the steering gear shaft.
  7. • Discard the prevailing torque nut.
    • Mark the pitman arm and the pitman shaft in order to permit proper alignment during assembly.

    Object Number: 284532  Size: SH

    Notice: Do not hammer on the pitman arm, pitman arm shaft or puller. Damage to the pitman arm or steering gear may result.

  8. Use the J 29107-A in order to remove the pitman arm (1).
  9. Inspect the ball stud threads for damage.
  10. Inspect the ball stud seals for excessive wear.
  11. Clean the threads on the ball stud and the ball stud nut.

Installation Procedure


    Object Number: 689109  Size: SH
  1. Align the marks made on the pitman arm during removal in order to install the pitman arm on the pitman shaft.
  2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the washer and the new prevailing torque nut to the pitman shaft.
  4. Tighten
    Tighten the pitman arm prevailing torque nut to 250 N·m (185 lb ft).


    Object Number: 689037  Size: SH
  5. Use the J 29193 in order to install the connecting rod ball stud to the pitman arm.
  6. Ensure that the seal is on the stud.

    Tighten
    Tighten the J 29193 to 54 N·m (40 lb ft) in order to seat the tapers.

  7. Remove the J 29193 .

  8. Object Number: 414584  Size: SH
  9. Install the new prevailing torque nut (2) to the connecting rod (1) ball stud at the pitman arm (3).
  10. Tighten
    Tighten the connecting rod to pitman arm prevailing torque nut to 62 N·m (48 lb ft).

  11. Lower the vehicle.

Pitman Arm Replacement AWD

Tools Required

J 29107-A Pitman Arm Puller

Removal Procedure

Important: Use the proper tool in order to separate all of the ball joints.

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  3. Remove the power steering gear. Refer to Steering Gear Replacement in Power Steering System.

  4. Object Number: 689123  Size: SH
  5. Remove the pitman arm retaining nut and washer.
  6. Mark the pitman arm and the pitman shaft in order to permit proper alignment during assembly.


    Object Number: 688952  Size: SH

    Notice: Do not hammer on the pitman arm, pitman arm shaft or puller. Damage to the pitman arm or steering gear may result.

  7. Use the J 29107-A in order to remove the pitman arm.
  8. Inspect the ball stud threads for damage.
  9. Inspect the ball stud seals for excessive wear.
  10. Clean the threads on the ball stud and the ball stud nut.

Installation Procedure


    Object Number: 689123  Size: SH
  1. Align the marks made on the pitman arm during removal in order to install the pitman arm on the pitman shaft.
  2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the washer and the pitman arm retaining nut.
  4. Tighten
    Tighten the pitman arm retaining nut to 250 N·m (185 lb ft).

  5. Install the power steering gear. Refer to Steering Gear Replacement in Power Steering System.
  6. Lower the vehicle.