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.

    Caution: In order to prevent SIR deployment, personal injury, or unnecessary SIR system repairs, do not strike the door or the door pillar in the area of the side impact sensor (SIS). Turn OFF the ignition and remove the key when performing service in the area of the SIS.

  1. Disable the SIR system. Refer to SIR Disabling and Enabling .
  2. Lower the headliner to access the inflator module. Refer to Headlining Trim Panel Replacement .

  3. Object Number: 925211  Size: SH
  4. Release the connector positive assurance (CPA) (1) on the inflator harness connector (2).

  5. Object Number: 902186  Size: SH
  6. Disconnect the harness connector (2) from the inflator (3).
  7. Remove the headliner electrical harness connector from the top of the inflator bracket.
  8. Remove the screws (1) from the roof rail module.

  9. Object Number: 902190  Size: SH
  10. Remove the push-in retainer (2) from the inflator bracket (1).
  11. Remove the screw (3) from the inflator bracket.
  12. Remove the roof rail module from the vehicle.

Installation Procedure

    Caution: Do not strike or jolt the inflatable restraint side impact sensor (SIS). Before applying power to the SIS make sure that it is securely fastened. Failure to observe the correct installation procedures could cause SIR deployment, personal injury, or unnecessary SIR system repairs.

  1. Remove any dirt, grease, or other impurities from the mounting surface. Inspect the nuts and replace if necessary.
  2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 902190  Size: SH

    Caution: Apply Loctite 242® Threadlocker US P/N 12345382 (Canadian P/N 10953489), or equivalent, on all restraint bolts/nuts before installation. Failure to use such threadlocker correctly may result in personal injury.

  3. Install the inflator bracket screw (3).
  4. Tighten
    Tighten the screw to 10 N·m (89 lb in).

  5. Install the inflator bracket push-in retainer (2).

  6. Object Number: 902186  Size: SH

    Important: Verify that the roof rail module is not twisted during installation.

  7. Position the roof rail module over the sail panel bracket.
  8. Important: The sunroof drainage hoses must be routed outboard of the roof rail module.

  9. Install the inflatable restraint roof rail module screws (1).
  10. Tighten
    Tighten the screws to 10 N·m (89 lb in).

  11. Install the harness connector (2) to the inflator (3). Engage the CPA.
  12. Install the headliner harness retainer to the inflator bracket.
  13. Install the headliner. Refer to Headlining Trim Panel Replacement.
  14. Enable the SIR system. Refer to SIR Disabling and Enabling.
  15. Fully deploy the removed 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 .