GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Impala 🢒 Steering 🢒 Steering Wheel and Column 🢒 Turn Signal Cancel Cam and Steering Shaft Upper Bearing Spring Replacement

Tools Required

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

Removal Procedure

    Object Number: 293252 Size: SH
  1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.

    2. Caution: Refer to SIR Caution in the Preface section.

  2. Disable the SIR system. Refer to SIR Disabling and Enabling in SIR.
  3. Remove the inflator module. Refer to Inflatable Restraint Steering Wheel Module Replacement in SIR.
  4. Remove the steering wheel. Refer to Steering Wheel Replacement .
  5. Remove the SIR coil from the steering column upper shaft. Refer to. Inflatable Restraint Steering Wheel Module Coil Replacement in SIR.
  6. Allow the SIR coil to hang.
  7. Remove the wave washer (1) from the steering shaft (2).

    8. Object Number: 330127 Size: SH
  8. Compress the shaft lock plate using J 23653-SIR and J 42137 .
  9. Remove the bearing retainer (1) from the steering shaft.
  10. Remove J 23653-SIR and J 42137 from the steering shaft.

    11. Object Number: 318239 Size: SH
  11. Remove the shaft lock shield (5) from the steering shaft.
  12. Remove the turn signal cancel cam (4) from the steering shaft.
  13. Remove the upper bearing spring (3) from the steering shaft .
  14. Remove the upper bearing inner race seat (2) from the steering shaft.
  15. Remove the inner race (1) from the steering shaft.

Installation Procedure

    Object Number: 330130 Size: SH
  1. Lubricate the inner race (1) with GM P/N 12345718 (Canadian P/N 10953516).
  2. Install the inner race (1) onto the steering shaft.
  3. Install the upper bearing inner race seat (2) onto the steering shaft.
  4. Install the upper bearing spring (3) onto the steering shaft.
  5. Lubricate the lower brass surface of the turn signal cancel cam (4) with GM P/N 12377900 (Canadian P/N 10953529).
  6. Install the turn signal cancel cam (4) onto the steering shaft.
  7. Install the shaft lock shield (5) onto the steering shaft .

    8. Object Number: 330127 Size: SH
  8. Compress the shaft lock shield (2) using J 23653-SIR and J 42137 .
  9. Install the new bearing retainer (1) onto the steering shaft.
  10. Firmly seat the bearing retainer (1) into the groove on the steering shaft.
  11. Remove J 23653-SIR and J 42137 from the steering shaft.

    12. Object Number: 293252 Size: SH
  12. Install the wave washer (1) onto the steering shaft (2).
  13. Install the SIR coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement in SIR.
  14. Install the steering wheel. Refer to Steering Wheel Replacement .
  15. Install the inflator module. Refer to Inflatable Restraint Steering Wheel Module Replacement in SIR.
  16. Enable the SIR system. Refer to SIR Disabling and Enabling in SIR.
  17. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.