GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Important: Left-Hand Drive Shown, Right-Hand Drive Similar.

    Caution: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1256526  Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the knee bolster. Refer to Knee Bolster Replacement .
  3. Remove the instrument cluster trim panel. Refer to Instrument Cluster Trim Panel Replacement .

  4. Object Number: 1256527  Size: SH
  5. Remove the steering column upper and lower cover. Refer to Steering Column Replacement .
  6. Remove the nuts and the bolts securing the steering column.
  7. Disconnect the steering column electrical connector.
  8. Lower the steering column.

  9. Object Number: 1256529  Size: SH
  10. Remove the screw and the head amp (immobilizer de-modulator).

Installation Procedure


    Object Number: 1256529  Size: SH
  1. Install the head amp (immobilizer de-modulator) with the screw.

  2. Object Number: 1256527  Size: SH
  3. Raise the steering column.
  4. Connect the steering column electrical connector.
  5. Notice: Refer to Fastener Notice in the Preface section.

  6. Install the nuts and the bolts securing the steering column.
  7. Install the steering column upper and lower cover.
  8. • Tighten the steering column nuts to 22 N·m(16 lb ft).
    • Tighten the steering column bolts to 22 N·m (16 lb ft).

    Object Number: 1256526  Size: SH
  9. Install the instrument cluster trim panel. Refer to Instrument Cluster Trim Panel Replacement .
  10. Install the knee bolster. Refer to Knee Bolster Replacement .
  11. Connect the negative battery cable.