GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 23653-SIR Steering Column Lock Plate

Removal Procedure

    Caution: This vehicle is equipped with a Supplemental Inflatable Restraint (SIR) System. Failure to follow the correct procedure could cause the following conditions:

       • Air bag deployment
       • Personal injury
       • Unnecessary SIR system repairs
    In order to avoid the above conditions, observe the following guidelines:
       • Refer to SIR Component Views in order to determine if you are performing service on or near the SIR components or the SIR wiring.
       • If you are performing service on or near the SIR components or the SIR wiring, disable the SIR system. Refer to Disabling the SIR System.

  1. Disable the SIR system. Refer to Disabling the SIR System in SIR.
  2. Remove the inflatable restraint steering wheel module coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement in SIR.
  3. Install J 23653-SIR to the upper steering shaft.
  4. Using J 23653-SIR depress the lock plate and remove the retaining clip.
  5. Remove J 23653-SIR from the upper steering shaft.

  6. Object Number: 420186  Size: SH
  7. Remove the shaft lock shield assembly (1).
  8. Remove the turn signal cancel cam assembly (2).
  9. Remove the upper bearing spring (3).

Installation Procedure


    Object Number: 420186  Size: SH
  1. Install the upper bearing spring (3).
  2. Install the turn signal cancel cam assembly (2).
  3. Install the shaft lock shield assembly (1).
  4. Install a new bearing retainer.
  5. Install J 23653-SIR to the steering column.
  6. Using J 23653-SIR depress the lock plate.
  7. Push the bearing retainer into place.
  8. Remove the J 23653-SIR from the steering column.
  9. Install the inflatable restraint steering wheel module coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement in SIR.
  10. Enable the SIR system. Refer to Enabling the SIR System in SIR.