GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2004 🢒 Bonneville 🢒 Brakes 🢒 Antilock Brake System 🢒 Steering Wheel Position Sensor or Steering Shaft Lower Bearing Replacement

Removal Procedure

    Caution: Refer to SIR Caution in the Preface section.


    Object Number: 420221 Size: SH
  1. Disable the SIR system. Refer to SIR Disabling and Enabling in SIR.
  2. Remove the steering column from the vehicle. Refer to Steering Column Replacement .
  3. Remove the following from the steering shaft:
    4. 3.1. Boot seal (5)
    3.2. Steering shaft seal (4)
    3.3. Sensor retainer (3)
    3.4. Sensor locator (2)
    3.5. Steering wheel position sensor (1). Refer to Steering Wheel Position Sensor Centering .

Installation Procedure

    Object Number: 420221 Size: SH
  1. Install the following onto the steering shaft:
    2. 1.1. Steering wheel position sensor (1). Refer to Steering Wheel Position Sensor Centering .
    1.2. Sensor locator (2)
    1.3. Sensor retainer (3)
    1.4. Steering shaft seal (4)
    1.5. Boot seal (5)
  2. Install the steering column to the vehicle. Refer to Steering Column Replacement .
  3. Enable the SIR system. Refer to SIR Disabling and Enabling in SIR.