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Home >> GMC >> 2024 >> Sierra EV >> Repair and Diagnosis >> Electrical >> Horns System >> Repair Instructions >> Horn Replacement >> Installation Procedure

Installation Procedure

  1. GM6328144Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some components not shown for graphic clarity.

    Horn (2) - Install

  2. CAUTION:

    Refer to Fastener Caution

  3. Horn Nut (1) - Install and tighten - Fastener Specifications 
  4. Connect the electrical connector.
  5. GM6499614Courtesy of GENERAL MOTORS COMPANY

    Rotate or maneuver the right side front wheelhouse front liner (1) as necessary and position it in place.

  6. GM6281616Courtesy of GENERAL MOTORS COMPANY

    Front Wheelhouse Liner Bolt - Right Side (1) - Install and tighten [5x] - Fastener Specifications

  7. GM6499613Courtesy of GENERAL MOTORS COMPANY

    Front Wheelhouse Liner Retainer - Right Side (2) - Install

  8. Front Wheelhouse Liner Bolt - Right Side (1) - Install and tighten [8x] - Fastener Specifications
  9. Return the front wheel to its original position.