Installation Procedure

2021 GMC Yukon Denali, 3.0L Eng VIN T, 4WDSECTION Installation Procedure
  1. GM5536195Courtesy of GENERAL MOTORS COMPANY

    Radio (1) - Install

  2. Secure the retaining tabs.
  3. Connect the electrical connectors.
  4. GM4998220Courtesy of GENERAL MOTORS COMPANY

    Multifunction Power Supply Converter Bracket (2) - Install

  5. CAUTION:

    Refer to Fastener Caution .

  6. Multifunction Power Supply Converter Nut (1) - Install and tighten [ 2x ] - Fastener Specifications
  7. GM5581621Courtesy of GENERAL MOTORS COMPANY

    Multifunction Power Supply Converter (1) - Install

  8. GM5581603Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (1) - Connect

  9. Retaining Tab (2) - Engage
  10. GM5518378Courtesy of GENERAL MOTORS COMPANY

    Instrument Panel Lower Trim Panel Insulator (1) - Install

  11. GM5518377Courtesy of GENERAL MOTORS COMPANY

    Instrument Panel Lower Insulator Retainer (1) - Install [ 3x ]

  12. Perform the necessary programming and setup procedure: Control Module References
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.