Installation Procedure

2021 GMC Yukon Denali, 3.0L Eng VIN T, 4WDSECTION Installation Procedure
  1. GM5609671Courtesy of GENERAL MOTORS COMPANY

    Video Display (2) - Install

  2. CAUTION:

    Refer to Fastener Caution .

  3. Front Seat Nut (1) - Install and tighten [ 4x ] - Fastener Specifications
  4. GM5670900Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Quantity of electrical connectors will very from left side to right side.

    Connect the electrical connectors. (3) - Install

  5. Push the connector position assurance (CPA) (2) upwards to lock electrical connector (3).
  6. Secure the clip (1) to secure the wiring harness (4).
  7. GM5585758Courtesy of GENERAL MOTORS COMPANY

    Front Seat Back Upper Cover-Lower (2) - Install

  8. Front Seat Bolt (1) - Install and tighten - Fastener Specifications
  9. GM5585764Courtesy of GENERAL MOTORS COMPANY

    Front Seat Back Opening Bezel (1) - Install

  10. GM5585751Courtesy of GENERAL MOTORS COMPANY

    Front Seat Back Upper Cover (1) - Install

  11. GM5584389Courtesy of GENERAL MOTORS COMPANY

    Front Seat Head Restraint Guide Bezel (1) - Install [ 2x ]

  12. Front Seat Head Restraint (3) - Install
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.