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Home › Cadillac › 2003 › Escalade EXT › Repair and Diagnosis › External Pages › Different car › Section 459 (Antilock Brake System, Traction Control System & Stability Control System) › Repair Instructions › Wheel Speed Sensor Replacement - Front (4WD) › Removal Procedure

Removal Procedure

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  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  3. Remove the brake rotor (2) shown on the 1500 series. Refer to Brake Rotor Replacement - Front in Disc Brakes.
    4. Fig 1: View Of Brake Rotor (4WD, 1500 Series)
    GM913496Courtesy of GENERAL MOTORS CORP.
  4. Remove the wheel speed sensor (WSS) cable mounting clip from the knuckle.
  5. Remove the WSS cable mounting clip from the upper control arm.
  6. Remove the WSS cable mounting clip from the frame attachment point.
  7. Remove the WSS cable electrical connector.
    8. Fig 2: View Of Wheel Speed Sensor Cable And Connectors
    GM913362Courtesy of GENERAL MOTORS CORP.
  8. Remove the WSS mounting bolt.
    9. Fig 3: View Of Wheel Speed Sensor Mounting Bolt
    GM924317Courtesy of GENERAL MOTORS CORP.
    NOTE: Carefully remove the sensor by pulling it straight out of the bore. DO NOT use a screwdriver, or other device to pry the sensor out of the bore. Prying will cause the sensor body to break off in the bore.
  9. Remove the WSS (5) from the hub/bearing assembly (4) shown on the 2500/3500 series.
    10. Fig 4: Identifying Brake/Hub Components
    GM379487Courtesy of GENERAL MOTORS CORP.
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