GM Service Manual Online
For 1990-2009 cars only

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.

  1. Disable the SIR system. Refer to SIR Disabling and Enabling .
  2. Caution: Following the deployment of a side impact air bag, replace the following parts:

       • The seat back trim
       • The seat back pad
       • The seat back frame
    Failure to do so may cause future personal injury.

  3. If the air bag has been deployed, replace the seat back trim, the seat back pad, and the seat back frame Refer to Front Seat Back Frame Replacement in Seats.
  4. Remove the seat back cover, as needed. The head restraint does not need to be removed. Refer to Front Seat Back Cushion Cover Replacement in Seats.

  5. Object Number: 307452  Size: SH
  6. Remove the driver side air bag fasteners (2).
  7. Note the routing of the air bag wiring harness (4) and the retaining clip attachments within the driver seat.
  8. Remove the wiring harness (4) retaining clips from the driver seat frame.
  9. Gently pull the pigtail harness up into the seat cushion and the seat back, while guiding the harness through the wire triangle of the seat frame.
  10. Remove the module (1) from the driver seat back frame.
  11. 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 .

Installation Procedure


    Object Number: 307452  Size: SH
  1. Install the module (1) to the seat while guiding the pigtail harness through the trim cup.
  2. 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.

  3. Install the driver side air bag fasteners (2).
  4. Tighten
    Tighten the fasteners to 10 N·m (89 lb in).

  5. Gently pull the wiring harness (4) down into the seat cushion while guiding the harness through the wire triangle of the seat frame.
  6. Install the harness retaining clips to the seat frame.
  7. Install the seat back cover. Refer to Front Seat Back Cushion Cover Replacement in Seats.
  8. Enable the SIR system. Refer to SIR Disabling and Enabling .