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Removal Procedure

WARNING:

Refer to Brake Dust Warning .

  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. Fig 1: Rear Wheel Speed Sensor Harness Connector Cover Nuts
    GM2535380Courtesy of GENERAL MOTORS COMPANY
  3. Remove the rear wheel speed sensor harness connector cover nuts (1).
    4. Fig 2: Rear Wheel Speed Sensor Harness Connector Cover
    GM2535381Courtesy of GENERAL MOTORS COMPANY
  4. Remove the rear wheel speed sensor harness connector cover (1).
  5. Clean the rear drum brake area around the wheel speed sensor of any accumulated dirt and debris.
    6. Fig 3: Rear Wheel Speed Sensor Electrical Connector, Harness Retainer & Grommets
    GM2495379Courtesy of GENERAL MOTORS COMPANY
  6. Disconnect the wheel speed sensor electrical connector (1) and release the connector from the wheelhouse bracket.
  7. Release the wheel speed sensor harness retainer (2) from the wheel cylinder brake pipe.
  8. Release the wheel speed sensor harness grommets (3) from the bracket.
    9. Fig 4: Rear Wheel Speed Sensor Bolt
    GM2495386Courtesy of GENERAL MOTORS COMPANY
  9. Remove the wheel speed sensor bolt (1).
    10. Fig 5: Rear Wheel Speed Sensor
    GM2495387Courtesy of GENERAL MOTORS COMPANY
  10. Remove the wheel speed sensor (1) from the rear drum brake spacer by pulling the sensor straight upward using a slight twisting motion.
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