GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2002 🢒 Envoy - 2WD 🢒 Preface 🢒 Cautions and Notices 🢒 Turn Signal Cancel Cam and Steering Shaft Upper Bearing Spring Replacement - On Vehicle

Tools Required

    • J 23653-SIR Steering Column Lock Plate Compressor
    • J 42137 Steering Column Lock Plate Compressor Adapter

Removal Procedure

    Object Number: 371185 Size: SH

    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 inflatable restraint steering wheel module. 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 .
  3. Remove and discard the bearing retainer using J 23653-SIR and J 42137 .
  4. Remove J 23653-SIR and J 42137 from the steering shaft.

    5. Object Number: 761443 Size: SH
  5. Remove the shaft lock (2) or the cam orientation plate (1).

    6. Important: Do not wipe the lubricant off the turn signal cancel cam assembly.

  6. Remove the turn signal cancel cam assembly (3).
  7. Remove the upper bearing spring (4).
  8. Remove the upper bearing inner race seat (5).
  9. Remove the inner race (6).

Installation Procedure

    Object Number: 761443 Size: SH
  1. Install the inner race (6).
  2. Install the upper bearing inner race seat (5).
  3. Install the upper bearing spring (4).

    4. Important: The electrical contact of the turn signal and multifunction switch assembly must rest on the turn signal cancel cam assembly.

  4. If replacing the turn signal cancel cam, lubricate the new turn signal cancel cam with GM specified lubricant.

    5. Install the turn signal cancel cam assembly (3).

  5. Install the shaft lock (2) or the cam orientation plate (1).

    6. Object Number: 371185 Size: SH
  6. Install the new bearing retainer using J 23653-SIR and J 42137 .
  7. Remove J 23653-SIR and J 42137 from the steering shaft.

    8. 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.

  8. Install the inflatable restraint steering wheel module coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement .
  9. Enable the inflatable restraint steering wheel module. Refer to Enabling the SIR System in SIR.