GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Disable the SIR system. Refer to Disabling the SIR System in SIR.
  2. Use a hex-head driver (or equivalent) in order to remove the two screws from the back of the steering wheel.

  3. Object Number: 307349  Size: SH
  4. Disconnect the following components from the rear of the inflator module:
  5. • The Connector Position Assurance (CPA) (3)
    • The electrical connections (1,2,4)
    • Disconnect the horn lead wire by pushing in and rotating 1/4 turn counter clockwise.

    Object Number: 307350  Size: MH
  6. Remove the inflator module (1).

Installation Procedure


    Object Number: 307349  Size: SH
  1. Connect the following components to the rear of the inflator module:
  2. • The Connector Position Assurance (CPA) (3)
    • The electrical connections (1,2,4)
    • The horn lead wire by pushing in and rotating 1/4 turn clockwise.

    Object Number: 307350  Size: MH
  3. Install the inflator module (1) to the steering wheel.
  4. 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 four screws through the back of the steering wheel.
  6. Tighten
    Tighten the screws to 10 N·m (89 lb in).

  7. Enable the SIR system. Refer to Enabling the SIR System in SIR.