GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

    Caution: A deployed dual stage inflator module will look the same whether one or both stages were used. Always assume a deployed dual stage inflator module has an active stage 2. Improper handling or servicing can activate the inflator module and cause personal injury.

  1. Disable the SIR system. Refer to SIR Disabling and Enabling .
  2. Remove the I/P top cover. Refer to Instrument Panel Upper Trim Panel Replacement in Instrument Panel, Gages, and Console.
  3. Remove the radio. Refer to Radio Replacement in Entertainment.
  4. Remove the fastener from the passenger side air outlet duct.
  5. Remove the air outlet duct.

  6. Object Number: 977285  Size: SH
  7. Reach through the radio and the air outlet duct areas to access the fasteners. Remove the fasteners securing the SIR to the I/P beam.
  8. Unsnap the module from the I/P carrier retainers.
  9. Remove the module from the vehicle.

Installation Procedure


    Object Number: 977285  Size: SH

    Important: The harness exits from the module on the right side of the vehicle.

  1. Insert the module into the I/P carrier. Snap the module into place with 2 retainers.
  2. Notice: Refer to Fastener Notice in the Preface section.

    Important: Route the harness to the module between the round guide pin and the module mounting ear.

  3. Install the module fasteners.
  4. Tighten
    Tighten the fasteners to 10 N·m (89 lb in).

  5. Install the passenger side air outlet duct and the fastener.
  6. Tighten
    Tighten the fastener to 2.5 N·m (22 lb in).

  7. Install the radio. Refer to Radio Replacement in Entertainment.
  8. Install the I/P top cover. Refer to Instrument Panel Upper Trim Panel Replacement in Instrument Panel, Gages, and Console.
  9. Enable the SIR system. Refer to SIR Disabling and Enabling .
  10. After replacing the module, deploy the old 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 .