GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the SIR module. Refer to Inflatable Restraint Steering Wheel Module Replacement in SIR.
  2. Remove the steering wheel. Refer to Steering Wheel Replacement .
  3. Remove the steering column trim covers. Refer to Steering Column Trim Covers Replacement .
  4. Remove the SIR coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement .
  5. Remove the multifunction levers. Refer to Turn Signal Multifunction Switch Replacement .

  6. Object Number: 928832  Size: SH
  7. Disconnect the electrical housing electrical connectors.

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

  10. Object Number: 928840  Size: SH
  11. Remove the lock housing bolts.
  12. Turn the ignition key to the ACC position

  13. Object Number: 931160  Size: SH
  14. Separate the ignition housing from the multi-function bracket.
  15. Remove the ignition switch screws
  16. Remove the ignition switch.

Installation Procedure

  1. Ensure that the ignition switch is in the ACC position.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Position the ignition switch to the housing. Tighten the screws until seated.
  4. Tighten
    Tighten the ignition screws to 2.5 N·m (22 lb in).


    Object Number: 931160  Size: SH
  5. Pre-assemble the lock housing and multi-function lever bracket. Hand-tighten the bolts, leaving approximately 3.2 mm (0.125 in) gap at the bolt ends.
  6. Important: Ensure that the lock tab fully engages into the column slot.

  7. Slide the bracket onto the column.

  8. Object Number: 928840  Size: SH
  9. Hand tighten the lower bolt until snug.
  10. Hand tighten the upper bolt until snug.
  11. Tighten the lower bolt.
  12. Tighten
    Tighten the bolt to 8 N·m (71 lb in)

  13. Tighten the upper bolt.
  14. Tighten
    Tighten the bolt to 8 N·m (71 lb in)


    Object Number: 944454  Size: SH
  15. Snap the ignition lock cable onto the ignition module.

  16. Object Number: 928832  Size: SH
  17. Connect the ignition housing electrical connectors.
  18. Install the multifunction levers. Refer to Turn Signal Multifunction Switch Replacement .
  19. Install the SIR coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement .
  20. Install the steering column trim covers. Refer to Steering Column Trim Covers Replacement .
  21. Install the steering wheel. Refer to Steering Wheel Replacement .
  22. Install the SIR module. Refer to Inflatable Restraint Steering Wheel Module Replacement in SIR.