GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2005 🢒 DeVille 🢒 Restraints 🢒 SIR 🢒 Driver or Passenger Seat Side Inflatable Restraint Module Replacement

Removal Procedure

    Caution: Refer to SIR Caution in the Preface section.

    Caution: Refer to SIR Inflator Module Handling and Storage Caution in the Preface section.

    Caution: Following the deployment of a side impact air bag, inspect the following parts for damage. Replace these parts if necessary:

       • The seat cushion frame
       • The seat recliner, if equipped
       • The seat adjuster
       • The seat back frame
    Failure to do so may cause future personal injury.

  1. Disable the SIR system. Refer to SIR Disabling and Enabling or SIR Disabling and Enabling .

    2. Object Number: 513377 Size: SH
  2. Move the seat to the full forward position.
  3. Remove the seat back trim panel (2) from seat (1). Refer to Front Seat Back Trim Replacement in Seats.

    4. Object Number: 669299 Size: SH
  4. Remove the seat back cover J channels (1).

    5. Object Number: 669295 Size: SH
  5. Remove the foam (1) that covers the side air bag fasteners (2).

    6. Object Number: 457186 Size: SH

    Important: Do not remove the center fastener from side impact module inflator. If center fastener is removed this could cause the side air bag to deploy improperly, or unnecessary air bag system repairs.

  6. Remove only the top and the bottom fasteners (1) from the side impact inflator module.

    7. Object Number: 457188 Size: MH
  7. Remove the side impact inflator module (1) from the seat (2).
  8. Fully deploy the module before disposal. If the module was replaced under warranty, fully deploy and dispose of the module after the required retention period. Refer to Inflator Module Handling and Scrapping .
  9. Remove the connector position assurance (CPA) (4) from the electrical connector (5) on the side impact inflator module.
  10. Disconnect the electrical connector (5) from side impact inflator module (1).

Installation Procedure

    Object Number: 457188 Size: MH

    Important: After a deployment or replacement of the inflatable restraint side impact module, the module retainer (6) must be replaced in order to insure proper inflator module positioning.

  1. Install a new retainer (6) to the side impact inflator module (1).
  2. Connect the electrical connector (5) to the side impact inflator module (1).
  3. Install the CPA (4) to the electrical connector (5) of the side impact inflator module.
  4. Install the side impact inflator module (1) to the seat (2).

    5. Object Number: 457186 Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  5. Install the two fasteners (1) to the side impact inflator module.

    6. Tighten
    Tighten the fasteners to 9 N·m (80 lb in).


    Object Number: 669295 Size: SH
  6. Install the foam (1) that covers the side air bag fasteners (2).

    7. Object Number: 669299 Size: SH
  7. Install the J channel (1) to the seat frame.

    8. Object Number: 513377 Size: SH
  8. Install the seat back trim panel (2) to the seat (1). Refer to Front Seat Back Trim Replacement in Seats.
  9. Return the seat to the original position.
  10. Enable the SIR system. Refer to SIR Disabling and Enabling or SIR Disabling and Enabling .