GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  2. Set the tires in a straight-ahead position. Center the steering wheel.
  3. Remove the steering wheel. Refer to Steering Wheel Replacement .
  4. Remove the trim covers. Refer to Steering Column Trim Covers Replacement .
  5. Remove the SIR coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement .

  6. Object Number: 939650  Size: SH
  7. Remove the knee bolster screws. Unsnap the knee bolster.
  8. Remove the multifunction levers. Refer to Turn Signal Multifunction Switch Replacement .

  9. Object Number: 928832  Size: SH
  10. Disconnect the ignition housing electrical connectors.

  11. Object Number: 944454  Size: SH
  12. Disengage the retaining tabs on the park lock cable assembly. Remove the assembly from the ignition module.

  13. Object Number: 928840  Size: SH
  14. Remove the lock housing bolts.

  15. Object Number: 931160  Size: SH
  16. Remove the lock housing. Slide the bracket from the column.

  17. Object Number: 928850  Size: SH
  18. Disconnect the EPS electrical connectors from the EPS controller.

  19. Object Number: 928855  Size: SH

    Notice: Rotating steering wheel while it is disconnected from the steering gear may cause damage to SIR coil.

    Important: Place a scribe mark on the column to I-shaft connection for reassembly alignment.

  20. Remove and discard the column to I-shaft bolt.

  21. Object Number: 928861  Size: SH
  22. Remove the lower column pivot bolt.

  23. Object Number: 928844  Size: SH
  24. Remove the upper column attachment bolts.
  25. Remove the steering column.

Installation Procedure

  1. If replacing the steering column, duplicate the scribed mark placed on the old column shaft.

  2. Object Number: 928844  Size: SH
  3. Position the steering column into the vehicle.
  4. Hand start the steering column pivot bolt.
  5. Notice: Refer to Fastener Notice in the Preface section.

  6. Hand start the steering column mounting bolts.
  7. Tighten
    Tighten the steering column pivot bolt and mounting bolts to 25 N·m (18 lb ft).


    Object Number: 854943  Size: SH
  8. Slide the intermediate shaft onto the steering column while aligning the previously scribed marks.
  9. If the steering column to intermediate shaft was not previously scribed, refer to Intermediate Steering Shaft Replacement .

  10. Object Number: 928855  Size: SH
  11. Install a new intermediate shaft pinch bolt.
  12. Tighten
    Tighten the bolt to 34 N·m (25 lb ft).


    Object Number: 928850  Size: SH
  13. Connect the EPS electrical connectors to the EPS controller.
  14. Install the lock housing and multifunction lever bracket. Refer to Multifunction Turn Signal Switch Housing Replacement .

  15. Object Number: 944454  Size: SH
  16. Attach the park lock cable to the ignition module.

  17. Object Number: 928832  Size: SH
  18. Connect the ignition housing electrical connectors.

  19. Object Number: 939650  Size: SH
  20. Snap the knee bolster into position and install fasteners.
  21. Install the SIR coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement .
  22. Install the column trim covers. Refer to Steering Column Trim Covers Replacement .
  23. Important: After installing a new service replacement EPS column, the controller contained within the column must be programmed.

  24. Install the steering wheel. Refer to Steering Wheel Replacement .
  25. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.