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Home >> GMC >> 2021 >> Yukon AT4 >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Data Communications - Repair Instructions >> Repair Instructions >> Serial Data Gateway Module Replacement >> Removal Procedure

Removal Procedure

  1. GM5515684Courtesy of GENERAL MOTORS COMPANY

    Instrument Panel Lower Insulator Retainer (1) - Remove [ 2x ]

  2. GM5515685Courtesy of GENERAL MOTORS COMPANY

    Instrument Panel Lower Trim Panel Insulator (1) - Remove

  3. GM5002004Courtesy of GENERAL MOTORS COMPANY

    Floor Front Air Outlet Duct Bolt (1) - Remove

  4. GM5568663Courtesy of GENERAL MOTORS COMPANY

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

  5. Disconnect the accelerator pedal electrical connector.
  6. GM5537641Courtesy of GENERAL MOTORS COMPANY

    Disconnect the electrical connectors.

  7. Release the retaining tabs.
  8. Telematic Control Module (1) - Remove
  9. GM5568576Courtesy of GENERAL MOTORS COMPANY

    Disconnect the electrical connectors.

  10. Release the retaining tabs.
  11. Serial Data Gateway Module (1) - Remove
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