GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2005 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Restraints 🢒 SIR 🢒 Steering Wheel Inflatable Restraint Module Coil Replacement

Removal Procedure

    Caution: Refer to SIR Caution in the Preface section.


    Object Number: 322946 Size: SH
  1. Disable the inflatable restraint steering wheel module. Refer to SIR Disabling and Enabling in SIR.
  2. Remove the upper and lower trim covers. Refer to Steering Column Trim Covers Replacement .
  3. Remove the wire harness assembly (1) from the wire harness strap (2).
  4. Remove and dispose of the smaller wire harness straps.

    5. Object Number: 415294 Size: SH
  5. Remove the retaining ring (3) from the steering shaft assembly by using snap ring pliers.
  6. Remove the steering wheel module coil (2) from the steering shaft assembly.
  7. Remove the wave washer (1) from the steering shaft assembly.

Installation Procedure

    Object Number: 293254 Size: SH
  1. Set the block tooth on the steering shaft assembly (1) in the 12 o'clock position.

    2. Object Number: 293252 Size: SH
  2. Install the wave washer (1) onto the steering shaft assembly (2).

    3. Object Number: 415291 Size: SH

    Important: A new inflatable restraint steering wheel module coil is pre-centered. Do not remove the centering tab from the new inflatable restraint steering wheel module coil until installation is complete.

  3. If you are installing the existing steering wheel module coil, center the coil first. Refer to Inflatable Restraint Steering Wheel Module Coil Centering .
  4. Align the steering wheel module coil (4) with the horn tower on the turn signal cancel cam assembly (1).
  5. Slide the new steering wheel module coil (4) onto the steering shaft assembly (2).
  6. Firmly seat the new retaining ring (3) into the groove on the steering shaft assembly (2).
  7. Remove the centering tab from the new steering wheel module coil (4).
  8. Discard the centering tab.

    9. Object Number: 322946 Size: SH

    Caution: Improper routing of the wire harness assembly may damage the inflatable restraint steering wheel module coil. This may result in a malfunction of the coil, which may cause personal injury.

  9. Attach new wire harness straps to the wire harness assembly (1).
  10. Attach the wire harness assembly (1) to the wire harness strap (2).
  11. Install the upper and lower trim covers. Refer to Steering Column Trim Covers Replacement .
  12. Enable the steering wheel module. Refer to SIR Disabling and Enabling in SIR.