GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required

J 41688 SIR Lock Plate Compressor


    Object Number: 82187  Size: SH
  1. Remove the SIR coil assembly. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement - Off Vehicle .
  2. Let the sir coil assembly hang freely.
  3. Remove the retaining ring.
  4. Dispose of the retaining ring.
  5. Remove the turn signal cancel cam assembly.

  6. Object Number: 82181  Size: SH
  7. Remove the upper bearing spring.
  8. Remove the upper bearing inner race seat.
  9. Remove the inner race.

Installation Procedure


    Object Number: 82181  Size: SH
  1. Install the inner race.
  2. Install the upper bearing inner race seat.
  3. Install the upper bearing spring.

  4. Object Number: 82187  Size: SH
  5. Turn the signal cancel cam assembly.
  6. Lubricate the lower brass surface with the service kit synthetic grease.
  7. Install the wave washer.
  8. Perform the functional test. Refer to Turn Signal Cancel Cam and Steering Shaft Upper Bearing Spring Replacement , steps 6-28.
  9. Install the SIR coil assembly. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement - Off Vehicle .