GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Refer to SIR Caution in the Preface section.

  1. Remove the steering wheel. Refer to Steering Wheel Replacement .
  2. Remove the steering column trim covers. Refer to Steering Column Trim Covers Replacement .

  3. Object Number: 1230490  Size: SH
  4. Disconnect the supplemental inflatable restraint (SIR) steering wheel module coil electrical connectors.
  5. Remove the SIR steering wheel module coil (2) from the steering column (1).
  6. If replacing, discard the SIR steering wheel module coil.

Installation Procedure


    Object Number: 332911  Size: SH
  1. To install the SIR steering wheel module coil, perform the following procedure:
  2. 1.1. Aim the wheels straight ahead.
    1.2. Align the block tooth and the centering mark on the race and upper steering shaft at the 12 o'clock position.

    Important: The new SIR steering wheel module coil will be pre-centered. Do not remove the centering tab from the new coil until the installation is complete. If the coil does not come with a centering tab, you must center it.

  3. If centering is required, refer to Inflatable Restraint Steering Wheel Module Coil Centering .

  4. Object Number: 1230490  Size: SH

    Important: The new SIR steering wheel module coil will be pre-centered. Do not remove the centering tab from the new coil until the installation is complete.

  5. Slide the new SIR steering wheel module coil (2) onto the steering column (1).
  6. Connect the SIR steering wheel module coil electrical connectors.
  7. Remove and discard the centering tab from the new SIR steering wheel module coil.
  8. Install the steering column trim covers. Refer to Steering Column Trim Covers Replacement .
  9. Install the steering wheel. Refer to Steering Wheel Replacement .