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Home >> GMC >> 2021 >> Yukon AT4 >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System >> Repair Instructions >> Front Wheel Speed Sensor Replacement - Left Side >> Installation Procedure
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Installation Procedure

  1. GM5591078Courtesy of GENERAL MOTORS COMPANY

    Front Wheel Speed Sensor Wiring Harness (1) - Install

  2. Connect the electrical connector. (2)
  3. Front Wheel Speed Sensor Retainer (3) - Install
  4. GM5591081Courtesy of GENERAL MOTORS COMPANY

    Front Wheel Speed Sensor Bracket (3) - Install

  5. Front Wheel Speed Sensor Retainer (2) - Install
  6. CAUTION:

    Refer to Fastener Caution .

  7. Front Wheel Speed Sensor Bracket Bolt (1) - Install and tighten - Fastener Specifications 
  8. GM5591077Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Typical front wheel speed sensor bracket shown, actual image may vary based on option content.

    {If equipped} Wiring Harness (1) @ Front Wheel Speed Sensor Bracket - Install [ 3x ]

  9. GM5591079Courtesy of GENERAL MOTORS COMPANY

    Front Wheel Speed Sensor Wiring Harness (1) @ Wiring Harness Bracket - Install

  10. GM5591082Courtesy of GENERAL MOTORS COMPANY

    Front Wheel Speed Sensor Bracket (2) - Install

  11. Front Wheel Speed Sensor Bracket Bolt (1) - Install and tighten - Fastener Specifications 
  12. Apply a light coat of wheel speed anti-corrosion grease to the front wheel speed sensor (3) and mounting pad on the front steering knuckle. Adhesives, Fluids, Lubricants, and Sealers 
  13. Front Wheel Speed Sensor (3) - Install
  14. Front Wheel Speed Sensor Bolt (4) - Install and tighten - Fastener Specifications 
  15. Install the front tire and wheel assembly. Tire and Wheel Removal and Installation (Aluminum Wheel)
  16. Remove the support and lower the vehicle.
  17. Verify the repair is complete. Diagnostic Repair Verification