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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 421 (Floor Coverings And HEADLININGS) >> Repair Instructions >> Headlining Trim Panel Replacement (Without C3U) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Headliner Trim Panel Assembly
    GM4452341Courtesy of GENERAL MOTORS COMPANY
  1. With the aid of an assistant, position the headliner trim panel assembly (1) into the vehicle through the liftgate opening.
  2. Connect the electrical connectors.
  3. Tape any unused connectors to the headlining with a high adhesive tape.
  4. Install the headliner trim panel retainers. (1)
    5. Fig 2: Windshield Multifunction Sensor Mount Bracket Cover
    GM4286624Courtesy of GENERAL MOTORS COMPANY
  5. Install Windshield Multifunction Sensor Mount Bracket Cover (1) Windshield Multifunction Sensor Mount Bracket Cover Replacement (with UEU)Windshield Multifunction Sensor Mount Bracket Cover Replacement (without UEU)
    6. Fig 3: Roof Console
    GM4284783Courtesy of GENERAL MOTORS COMPANY
  6. Install Roof Console (1) Roof Console Replacement
    7. Fig 4: Body Rear Corner Upper Garnish Molding
    GM4441131Courtesy of GENERAL MOTORS COMPANY
  7. Install Body Rear Corner Upper Garnish Molding (3) Body Rear Corner Upper Garnish Molding Replacement
    8. Fig 5: Quarter Window Trim Finish Panel
    GM4447644Courtesy of GENERAL MOTORS COMPANY
  8. Install Quarter Window Trim Finish Panel (3) Quarter Window Trim Finish Panel Replacement
    9. Fig 6: Center Pillar Upper Trim Panel
    GM4294447Courtesy of GENERAL MOTORS COMPANY
  9. Install Center Pillar Upper Trim Panel (1) Center Pillar Upper Trim Panel Replacement
    10. Fig 7: Windshield Garnish Molding
    GM4429364Courtesy of GENERAL MOTORS COMPANY
  10. Install Windshield Garnish Molding (1) Windshield Garnish Molding Replacement
    11. Fig 8: 3rd Row Seat Position Center Reading and Courtesy Lamp
    GM4380386Courtesy of GENERAL MOTORS COMPANY
  11. Install 3rd Row Seat Position Center Reading and Courtesy Lamp (1) 3rd Row Seat Position Center Reading and Courtesy Lamp Replacement
    12. Fig 9: Rear Seat Position Center Reading and Courtesy Lamp
    GM4380130Courtesy of GENERAL MOTORS COMPANY
  12. Install Rear Seat Position Center Reading and Courtesy Lamp (1) Rear Seat Position Center Reading and Courtesy Lamp Replacement
    13. Fig 10: Roof Rail Rear Assist Handle
    GM4429366Courtesy of GENERAL MOTORS COMPANY
  13. Install Roof Rail Rear Assist Handle (2) Roof Rail Rear Assist Handle Replacement
    14. Fig 11: Active Noise Cancellation Microphone Grille
    GM4375226Courtesy of GENERAL MOTORS COMPANY
  14. Install Active Noise Cancellation Microphone Grille (1) Active Noise Cancellation Microphone Grille Replacement
    15. Fig 12: Roof Rail Front Assist Handle
    GM4293479Courtesy of GENERAL MOTORS COMPANY
  15. Install Roof Rail Front Assist Handle (2) Roof Rail Front Assist Handle Replacement
    16. Fig 13: Sunshade Support
    GM4429282Courtesy of GENERAL MOTORS COMPANY
  16. Install Sunshade Support (2) Sunshade Support Replacement
    17. Fig 14: Sunshade
    GM4429241Courtesy of GENERAL MOTORS COMPANY
  17. Install Sunshade (3)Sunshade Replacement
  18. Enable the SIR System. SIR Disabling and Enabling
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