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Home >> GMC >> 2022 >> Hummer EV >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Data Communications - Repair Instructions >> Repair Instructions >> Serial Data Gateway Module Replacement >> Installation Procedure

Installation Procedure

  1. GM5778916Courtesy of GENERAL MOTORS COMPANY

    Serial Data Gateway Module (1) - Install

  2. Secure the retaining tabs.
  3. Connect the electrical connectors.
  4. GM5787976Courtesy of GENERAL MOTORS COMPANY

    Floor Front Air Outlet Duct - Left Side (1) - Install

  5. GM5787975Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    Floor Front Air Outlet Duct Bolt (1) - Install and tighten - Fastener Specifications

  6. GM5787973Courtesy of GENERAL MOTORS COMPANY

    Floor Front Air Outlet Duct Bolt (1) - Install and tighten - Fastener Specifications

  7. GM5776101Courtesy of GENERAL MOTORS COMPANY

    Front Floor Console Extension Panel - Left Side (1) - Install

  8. GM5776100Courtesy of GENERAL MOTORS COMPANY

    Front Floor Console Extension Bolt (2) - Install and tighten - Fastener Specifications

  9. Front Floor Console Extension Panel Bolt Access Hole Cover (1) - Install
  10. GM5787901Courtesy of GENERAL MOTORS COMPANY

    Install the left side front floor mat (1).

  11. Return the seat to its original position.
  12. Perform the necessary programming and setup procedure: Control Module References