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Home >> GMC >> 2022 >> Hummer EV >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Bolted Exterior Body Panels And Closures >> Repair Instructions >> Endgate Wiring Harness Replacement >> Installation Procedure

Installation Procedure

  1. GM5830482Courtesy of GENERAL MOTORS COMPANY

    Install the endgate wiring harness (2) into the endgate center opening.

  2. Connect all electrical connectors.
  3. Wiring Harness Retainer (1) - Install [16x]
  4. GM5830480Courtesy of GENERAL MOTORS COMPANY

    Install the endgate wiring harness (2) into the endgate step.

  5. Connect the electrical connector.
  6. Wiring Harness Retainer (1) - Install [3x]
  7. GM6055840Courtesy of GENERAL MOTORS COMPANY

    Position the pickup box auxiliary endgate hinge cover (1) onto the pickup box auxiliary endgate hinge.

  8. If equipped, install the wiring harness retainer and the 2 zip ties onto the pickup box auxiliary endgate hinge cover (1) to secure the harness.
  9. Install the pickup box auxiliary endgate hinge cover (1).
  10. GM5834752Courtesy of GENERAL MOTORS COMPANY

    Pickup Box Endgate Access Hole Cover Panel (1) - Install [2x]

  11. GM5830479Courtesy of GENERAL MOTORS COMPANY

    Connect the 2 endgate wiring harness connectors (2) to the chassis wiring harness.

  12. { If equipped }Wiring Harness Retainer (1) - Install [2x]
  13. GM5814845Courtesy of GENERAL MOTORS COMPANY

    Pickup Box Endgate Access Hole Cover Panel (2) - Install

  14. CAUTION:

    Refer to Fastener Caution .

  15. Pickup Box Endgate Access Hole Cover Panel Bolt (1) - Install and tighten [12x] - Fastener Specifications 
  16. Close the endgate step.