GM Service Manual Online
For 1990-2009 cars only

Front Wheel Speed Sensor Replacement AWD

Removal Procedure

    Warning: Refer to Brake Dust Warning in the Preface section.


    Object Number: 1969809  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation.
  3. Disconnect the wheel speed sensor electrical connector (1).
  4. Remove the wheel speed sensor wire harness clips (2) from the stabilizer bar bracket.

  5. Object Number: 1969812  Size: SH
  6. Remove the wheel speed sensor wire harness clip (1) from the steering knuckle.

  7. Object Number: 1969815  Size: SH
  8. Thoroughly clean the wheel speed sensor mounting area of the steering knuckle of any dirt and debris.
  9. Remove the wheel speed sensor bolt (1).

  10. Object Number: 1969821  Size: SH
  11. Remove the wheel speed sensor (1) from the steering knuckle.

Installation Procedure


    Object Number: 1969821  Size: SH
  1. Install the wheel speed sensor (1) to the steering knuckle.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1969815  Size: SH
  3. Install the wheel speed sensor bolt (1) and tighten to 9 N·m (80 lb in).

  4. Object Number: 1969812  Size: SH
  5. Install the wheel speed sensor wire harness clip (1) to the steering knuckle.

  6. Object Number: 1969809  Size: SH
  7. Connect the wheel speed sensor electrical connector (1).
  8. Install the wheel speed sensor wire harness clips (2) to the stabilizer bar bracket.
  9. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation.

Front Wheel Speed Sensor Replacement RWD

Removal Procedure

    Warning: Refer to Brake Dust Warning in the Preface section.


    Object Number: 1969787  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation.
  3. Disconnect the wheel speed sensor electrical connector (1).

  4. Object Number: 1969794  Size: SH
  5. Remove the wheel speed sensor wire harness clips (1) from the vehicle frame.

  6. Object Number: 1969797  Size: SH
  7. Remove the wheel speed sensor wire harness clip (1) from the steering knuckle.

  8. Object Number: 1969802  Size: SH
  9. Thoroughly clean the wheel speed sensor mounting area of the steering knuckle of any dirt and debris.
  10. Remove the wheel speed sensor bolt (1).

  11. Object Number: 1969806  Size: SH
  12. Remove the wheel speed sensor (1) from the steering knuckle.

Installation Procedure


    Object Number: 1969806  Size: SH
  1. Install the wheel speed sensor (1) to the steering knuckle.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1969802  Size: SH
  3. Install the wheel speed sensor bolt (1) and tighten to 9 N·m (80 lb in).

  4. Object Number: 1969797  Size: SH
  5. Install the wheel speed sensor wire harness clip (1) to the steering knuckle.

  6. Object Number: 1969794  Size: SH
  7. Install the wheel speed sensor wire harness clips (1) to the vehicle frame.

  8. Object Number: 1969787  Size: SH
  9. Connect the wheel speed sensor electrical connector (1).
  10. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation.