GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2005 🢒 DeVille 🢒 Engine 🢒 Engine Electrical 🢒 Ignition and Start Switch Replacement

Removal Procedure

    Caution: Refer to SIR Caution in the Preface section.

  1. Disable the SIR system. Refer to SIR Disabling and Enabling in SIR.
  2. Remove the steering column trim covers. Refer to Steering Column Trim Covers Replacement .

    3. Object Number: 324869 Size: SH
  3. Remove the theft deterrent module (2) from the ignition lock cylinder case assembly (1).
  4. Disconnect the ignition switch electrical connector.

    5. Object Number: 324871 Size: SH
  5. Remove the key alarm connector (1) from the ignition lock cylinder case (4).
  6. Remove the ignition switch retaining screws (3).
  7. Remove the lower case ignition switch (2).

Installation Procedure

    Object Number: 324871 Size: SH
  1. Install the lower case ignition switch (2) to the steering column.

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

  2. Install the ignition switch retaining screws (3).

    3. Tighten
    Tighten the screws to 1.5 N·m (13 lb in).

  3. Connect the ignition switch electrical connectors.

    4. Object Number: 324869 Size: SH
  4. Install the theft deterrent module (2) to the ignition lock cylinder case (1).
  5. Install the steering column trim covers. Refer to Steering Column Trim Covers Replacement .
  6. Enable the SIR system. Refer to SIR Disabling and Enabling in SIR.