GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 42640 Steering Column Anti Rotation Pin

Removal Procedure


    Object Number: 333146  Size: SH

    Notice: The wheels of the vehicle must be straight ahead and the steering column in the LOCK position before disconnecting the steering column or intermediate shaft from the steering gear. Failure to do so will cause the coil assembly in the steering column to become uncentered which will cause damage to the coil assembly.

  1. Lock the steering column by installing the J 42640 into the underside of the steering column.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Remove the tires and wheels. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  4. Remove the power steering gear heat shield. Refer to Steering Gear Heat Shield Replacement .

  5. Object Number: 105357  Size: SH

    Caution: Failure to disconnect the intermediate shaft from the rack and pinion stub shaft can result in damage to the steering gear and/or intermediate shaft. This damage can cause loss of steering control which could result in personal injury.

    Notice: The wheels of the vehicle must be straight ahead and the steering column in the LOCK position before disconnecting the steering column or intermediate shaft from the steering gear. Failure to do so will cause the coil assembly in the steering column to become uncentered which will cause damage to the coil assembly.

  6. Remove the intermediate shaft lower pinch bolt.
  7. Separate the intermediate shaft from the power steering gear.

  8. Object Number: 643351  Size: SH
  9. Remove the outer tie rod retaining nuts.
  10. Using J 24319-B separate the outer tie rods from the steering knuckles.

  11. Object Number: 337376  Size: SH
  12. Remove the power steering pressure hose (2) from the power steering gear.
  13. Remove the power steering return hose (1) from the power steering gear.

  14. Object Number: 627257  Size: SH
  15. If equipped, disconnect the variable effort steering electrical connector
  16. Remove the left stabilizer shaft insulator. Refer to Stabilizer Shaft Insulator Replacement in Front Suspension.

  17. Object Number: 337379  Size: SH
  18. Remove the power steering gear mounting bolts.
  19. Remove the power steering gear through the left wheel opening.
  20. Transfer the outer tie rods if replacing the power steering gear.

Installation Procedure


    Object Number: 337379  Size: SH
  1. Install the power steering gear through the left wheel opening.
  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 power steering gear mounting bolts.
  4. Tighten
    Tighten the power steering gear mounting bolts to 95 N·m (70 lb ft).


    Object Number: 627257  Size: SH
  5. If equipped, connect the variable effort steering electrical connector.
  6. Install the left stabilizer shaft insulator. Refer to Stabilizer Shaft Insulator Replacement in Front Suspension.

  7. Object Number: 337376  Size: SH
  8. Install the power steering pressure hose (2) to the power steering gear.
  9. Install the power steering return hose (1) to the power steering gear.
  10. Tighten
    Tighten the power steering pressure and return hoses to 30 N·m (22 lb ft).

  11. Install the power steering gear heat shield. Refer to Steering Gear Heat Shield Replacement .

  12. Object Number: 470653  Size: SH
  13. Install the outer tie rods to the steering knuckles.
  14. Install the outer tie rods retaining nuts.
  15. Tighten
    Tighten the nuts to 30 N·m (22 lb ft) plus an additional 180 degrees.


    Object Number: 105357  Size: SH
  16. Install the intermediate shaft to the power steering gear.
  17. Install the intermediate shaft pinch bolt.
  18. Tighten
    Tighten the intermediate shaft pinch bolt to 47 N·m (35 lb ft).

  19. Install the tires and wheels. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  20. Lower the vehicle.

  21. Object Number: 333146  Size: SH
  22. Remove the J 42640 from the steering column.
  23. Bleed the power steering system. Refer to Power Steering System Bleeding .
  24. Adjust the front toe. Refer to Front Toe Adjustment in Wheel Alignment.