GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 6632-01 Pitman Arm Puller
    •  J 29107-A Universal Pitman Arm Puller

Removal Procedure


    Object Number: 398127  Size: SH
  1. Raise and suitable support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the power steering gear. Refer to Steering Gear Replacement .
  3. Install the power steering gear into a vise.
  4. Remove the pitman arm nut and washer.

  5. Object Number: 398243  Size: SH
  6. Remove the pitman arm from the pitman shaft using J 6632-01 or J 29107-A .

Installation Procedure


    Object Number: 398127  Size: SH
  1. Install the pitman arm to the power steering gear.
  2. Align the marks made at the removal on the pitman arm and the pitman arm shaft.
  3. 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.

  4. Install a new pitman arm washer and nut.
  5. Tighten
    Tighten the nut to 250 N·m (184 lb ft).

  6. Remove the power steering gear from the vise.
  7. Install the power steering gear. Refer to Steering Gear Replacement .
  8. Lower the vehicle.
  9. Check the wheel alignment. Refer to Wheel Alignment Measurement .