2024 GMC Acadia AT4FACTORY OEM SERVICE PROCEDURE

Removal Procedure

  1. GM6465220Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Left side shown, right side similar.

    Quarter Window Trim Finish Panel Bolt Cap- Left Side and Right Side (1) - Remove [2x]

  2. Body Rear Corner Upper Garnish Molding Bolt- Left Side and Right Side (2) - Remove [2x]
  3. GM6465221Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Left side shown, right side similar.

    Body Rear Corner Upper Garnish Molding- Left Side and Right Side (1) - Reposition [2x]

  4. Disconnect the electrical connectors.
  5. Lower the rear of the headlining trim panel as necessary for access.
  6. GM6458389Courtesy of GENERAL MOTORS COMPANY

    Disconnect the electrical connector.

  7. Release the retaining tabs.
  8. Telematic Control Module (1) - Remove
  9. GM6423710Courtesy of GENERAL MOTORS COMPANY

    Release the retaining tab.

  10. Remove the communication interface module battery cover (1) to access the component.
  11. Disconnect the electrical connector.
  12. Communication Interface Module Battery (2) - Remove
Factory Service Tools

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Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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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.

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