GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2005 🢒 Epica 🢒 Body 🢒 Wiring Systems 🢒 Theft Deterrent Module Replacement

Removal Procedure

    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 in Interior Trim.
  3. Remove the instrument cluster trim panel. Refer to Instrument Cluster Trim Panel Replacement in Instrument Panel, Gages, and Console.

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

    8. Object Number: 1256529 Size: SH
  8. 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
  2. Raise the steering column.
  3. Connect the steering column electrical connector.

    4. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the nuts and the bolts securing the steering column.
  5. Install the steering column upper and lower cover.
    6. • 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
  6. Install the instrument cluster trim panel. Refer to Instrument Cluster Trim Panel Replacement in Instrument Panel, Gages, and Console.
  7. Install the knee bolster. Refer to Knee Bolster Replacement in Interior Trim.
  8. Connect the negative battery cable.