GM Service Manual Online
For 1990-2009 cars only

Steering Gear Replacement RWD

Removal Procedure

  1. Remove the lower fan shroud. Refer to Engine Coolant Fan Lower Shroud Replacement in Engine Cooling.
  2. Disconnect the intermediate shaft from the power steering gear. Refer to Intermediate Steering Shaft Replacement in Steering Wheel and Column.
  3. Place a drain pan under the steering gear.

  4. Object Number: 701187  Size: SH

    Important: Cap or tape the ends of the hoses and the gear fittings to prevent spillage and contamination.

  5. Disconnect the power brake booster outlet hose from the steering gear.

  6. Object Number: 361686  Size: SH
  7. Disconnect the power steering cooler pipe from the steering gear.
  8. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  9. Remove the pitman arm from the steering gear. Refer to Pitman Arm Replacement in Steering Linkage.

  10. Object Number: 361693  Size: SH
  11. Remove the steering gear mounting bolts and washers.
  12. Remove the steering gear from the vehicle.

Installation Procedure


    Object Number: 361693  Size: SH
  1. Install the steering gear to the vehicle.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the steering gear washers and bolts.
  4. Tighten
    Tighten the power steering gear bolts to 75 N·m (55 lb ft).

  5. Install the pitman arm to the steering gear. Refer to Pitman Arm Replacement in Steering Linkage.
  6. Lower the vehicle.

  7. Object Number: 361686  Size: SH
  8. Connect the power steering cooler pipe to the steering gear.
  9. Tighten
    Tighten the power steering cooler pipe fitting to 27 N·m (20 lb ft).


    Object Number: 701187  Size: SH
  10. Connect the power brake booster outlet hose to the steering gear.
  11. Tighten
    Tighten the power brake booster outlet fitting to 27 N·m (20 lb ft).

  12. Remove the drain pan from under the vehicle.
  13. Connect the intermediate shaft to the power steering gear. Refer to Intermediate Steering Shaft Replacement in Steering Wheel and Column.
  14. Install the lower fan shroud. Refer to Engine Coolant Fan Lower Shroud Replacement in Engine Cooling.
  15. Bleed the power steering system. Refer to Power Steering System Bleeding .

Steering Gear Replacement AWD

Tools Required

J 42640 Steering Column Lock Pin

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and the wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.

  3. Object Number: 375568  Size: SH
  4. Remove the pitman arm (3) to connecting rod (4) retaining nut (1).
  5. Disconnect the pitman arm from the connecting rod.
  6. Remove the stabilizer links. Refer to Stabilizer Shaft Link Replacement in Front Suspension.
  7. Rotate the stabilizer shaft downward.
  8. Lower the vehicle.

  9. Object Number: 333146  Size: SH
  10. Install the J 42640 into the lower steering column trim cover in order to lock the steering column.
  11. Remove the lower fan shroud. Refer to Engine Coolant Fan Lower Shroud Replacement in Engine Cooling.

  12. Object Number: 361689  Size: SH
  13. Remove the intermediate shaft to power steering gear pinch bolt.
  14. Disconnect the intermediate shaft from the power steering gear.
  15. Place a drain pan under the vehicle.

  16. Object Number: 361686  Size: SH
  17. Disconnect the power steering cooler hose from the power steering gear.

  18. Object Number: 701187  Size: SH
  19. Disconnect the hydraulic brake booster from the power steering gear.
  20. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

  21. Object Number: 361693  Size: SH
  22. Remove the power steering gear mounting bolts.
  23. Lower the vehicle.
  24. Remove the power steering gear.
  25. Remove the pitman arm from the power steering gear. Refer to Pitman Arm Replacement in Steering Linkage.

Installation Procedure


    Object Number: 361693  Size: SH
  1. Install the pitman arm to the power steering gear. Refer to Pitman Arm Replacement in Steering Linkage.
  2. Install the power steering gear to the vehicle.
  3. Connect the pitman arm to the connecting rod.
  4. 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.

  5. Using the aid of an assistant, position the power steering gear to the frame and install the power steering mounting bolts.
  6. Tighten
    Tighten the power steering mounting bolts to 143 N·m (106 lb ft).


    Object Number: 701187  Size: SH
  7. Connect the power brake booster outlet hose to the power steering gear.
  8. Tighten
    Tighten the power brake booster outlet hose to the power steering gear to 27 N·m (20 lb ft).


    Object Number: 361686  Size: SH
  9. Connect the power steering cooler hose to the power steering gear.
  10. Tighten
    Tighten the power steering cooler hose to the power steering gear to 27 N·m (20 lb ft).


    Object Number: 361689  Size: SH
  11. Connect the intermediate shaft to the power steering gear.
  12. Install the intermediate shaft to power steering gear pinch bolt.
  13. Tighten
    Tighten the intermediate shaft to power steering gear pinch bolt to 41 N·m (30 lb ft).

  14. Install the lower fan shroud. Refer to Engine Coolant Fan Lower Shroud Replacement in Engine Cooling.

  15. Object Number: 333146  Size: SH
  16. Remove the J 42640 from the steering column.

  17. Object Number: 375568  Size: SH
  18. Install the pitman arm (3) to connecting rod (4) retaining nut (1).
  19. Tighten
    Tighten the pitman arm to connecting rod retaining nut to 62 N·m (48 lb ft).

  20. Rotate the stabilizer shaft to the correct position.
  21. Install the stabilizer links. Refer to Stabilizer Shaft Link Replacement in Front Suspension.
  22. Install the tire and the wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  23. Lower the vehicle.
  24. Bleed the power steering system. Refer to Power Steering System Bleeding .