GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 307452  Size: SH

    Caution: When you are carrying an undeployed inflator module:

       • Do not carry the inflator module by the wires or connector on the inflator module
       • Make sure the bag opening points away from you
    When you are storing an undeployed inflator module, make sure the bag opening points away from the surface on which the inflator module rests. When you are storing a steering column, do not rest the column with the bag opening facing down and the column vertical. Provide free space for the air bag to expand in case of an accidental deployment. Otherwise, personal injury may result.

  1. Disable the SIR system. Refer to Disabling the SIR System .
  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. Remove the fasteners (2) from the inflator module (1).
  6. Note the routing of the inflator module wiring harness (4) and of the retaining clip attachments within the driver seat.
  7. Remove the retaining clips on the inflator module wiring harness from the driver seat frame.
  8. Gently pull the inflator module wiring harness (4) up into the seat back while guiding the harness through the wire triangle of the seat frame.
  9. Remove the inflator module (1) from the driver seat back frame.
  10. 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, Shipping, and Scrapping .

Installation Procedure


    Object Number: 307452  Size: SH
  1. Install the inflator module (1) to the driver seat back frame.
  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 inflator module fasteners (2).
  4. Tighten
    Tighten the fasteners (2) to 10 N·m (89 lb in).

  5. Gently pull the inflator module wiring harness (4) down into the seat cushion while guiding the harness through the wire triangle of the seat frame.
  6. Install the wiring 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 Enabling the SIR System .