GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Disable the SIR system. Refer to SIR Disabling and Enabling in SIR.
  2. Remove the knee bolster trim panel. Refer to Knee Bolster, Insulator, Molding Replacement - Instrument Panel in Instrument Panel, Gages, and Console.
  3. Remove the steering wheel. Refer to Steering Wheel Replacement .

  4. Object Number: 777650  Size: SH
  5. Remove the tilt lever close out plate.

  6. Object Number: 1743151  Size: SH
  7. Remove the trim cover screws (1) from the lower steering column.

  8. Object Number: 1743153  Size: SH
  9. Tilt the lower trim cover down and slide the lower trim cover rearward in order to disengage the locking tabs.

  10. Object Number: 1743157  Size: SH
  11. Remove the upper trim cover screws.
  12. Remove the ignition lock cylinder. Refer to Ignition Lock Cylinder Replacement .
  13. Remove the upper trim cover (2) from the steering column.

Installation Procedure


    Object Number: 1743157  Size: SH
  1. Install the upper trim cover to the steering column. Guide over multifunction switch.
  2. Install the lock cylinder. Refer to Ignition Lock Cylinder Replacement .
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the upper trim cover screws to the steering column.
  5. Tighten
    Tighten the screws to 1.5 N·m (13 lb in).


    Object Number: 1743153  Size: SH
  6. Match the tab slots on the lower trim cover with the locking tabs on the upper trim cover.
  7. Tilt the lower trim cover up and slide the lower trim cover until the locking tabs snap into the tab slots.

  8. Object Number: 1743151  Size: SH
  9. Install the screws (1) to the lower trim cover (2) .
  10. Tighten
    Tighten the screws to 3.5 N·m (31 lb in).


    Object Number: 777650  Size: SH
  11. Install the tilt lever close out plate.
  12. Install the steering wheel. Refer to Steering Wheel Replacement .
  13. Install the knee bolster trim panel. Refer to Knee Bolster, Insulator, Molding Replacement - Instrument Panel in Instrument Panel, Gages, and Console.
  14. Enable the SIR system. Refer to SIR Disabling and Enabling in SIR.