GM Service Manual Online
For 1990-2009 cars only

Headlining Trim Panel Replacement Sedan

Removal Procedure

    Warning: Refer to Battery Disconnect Warning in the Preface section.

  1. Disconnect the battery.
  2. Remove the rear compartment cover.

  3. Object Number: 1941204  Size: SH
  4. Remove the windshield garnish molding, left side.
  5. 3.1. Remove the access panel (1).
    3.2. Release the clip.
    3.3. Remove the windshield garnish molding.
  6. Remove the windshield garnish molding, right side.
  7. 4.1. Remove the panel (1).
    4.2. Release the clip.
    4.3. Remove the windshield garnish molding.

    Object Number: 1941206  Size: LH
  8. Remove the front seat belt trim panel (1).
  9. Release and remove the trim panel upward (arrow).

  10. Remove the seat belt from the front seat.
  11. Remove the bolt (2).


    Object Number: 1941205  Size: LF
  12. Remove the upper center pillar trim, left side.
  13. 7.1. Remove the access panel (1).
    7.2. Loosen the upper center pillar in lower area (2) and remove the upper center pillar panel.
    7.3. Release the 6 clips.
    7.4. Remove the upper center pillar.
  14. Remove the top center pillar, right side.
  15. 8.1. Remove the panel (1).
    8.2. Loosen the upper center pillar in the lower area (2) and remove the upper center pillar.
    8.3. Release the 6 clips.
    8.4. Remove the center pillar.
  16. Remove the quarter upper trim, left and right side. Refer to Quarter Upper Trim Panel Replacement.

  17. Object Number: 1941212  Size: LF
  18. Remove the roof rail front stowage compartment from the headlining.
  19. 10.1. Open the panel (arrow).
    10.2. Remove the 2 bolts.

    Object Number: 1941218  Size: SH
  20. Remove the sunshade, left side.
  21. 11.1. Remove the 2 bolts.
    11.2. Disconnect the wiring harness plug.
    11.3. Release the sunshade from the support and remove.
  22. Remove the sunshade, right side.
  23. 12.1. Remove the 2 bolts.
    12.2. Disconnect the wiring harness plug.
    12.3. Release the sunshade from the support and remove.

    Object Number: 1941381  Size: SH

    Note: The spring of the main bracket is not secured and may fall down.

  24. Remove the sunshade support, right side.
  25. Pull out the main bracket wedge and remove the main bracket.

    Note: The spring of the main bracket is not secured and may fall down.

  26. Remove the sunshade support, left side.
  27. Pull out the main bracket wedge and remove the main bracket.


    Object Number: 1937564  Size: LF
  28. Remove the molded headlining assist handle, right side.
  29. 15.1. Open the panel (arrow).
    15.2. Remove the 2 bolts.
  30. Remove the molded headlining assist handle, left side.
  31. 16.1. Open the panel (arrow).
    16.2. Remove the 2 bolts.
  32. Remove the rear headlining handle, right side.
  33. 17.1. Open the panel (arrow).
    17.2. Remove the 2 bolts.
  34. Remove the rear interior lamp.
  35. 18.1. Remove the interior light with a plastic wedge.
    18.2. Disconnect the wiring harness plug.

    Object Number: 1941367  Size: LH
  36. Remove the sunroof operating unit and interior light.
  37. 19.1. Disconnect 2 wiring harness plugs.
    19.2. Remove the 2 bolts.

    Object Number: 1941369  Size: LH
  38. Loosen and remove the surrounding headlining.
  39. Disconnect 2 wiring harness plugs.

Installation Procedure

  1. Insert the headlining.
  2. Connect the 2 wiring harness plug.

  3. Fasten the headlining all the way around.
  4. Place the headlining in the door weatherstrip.

    Caution: Refer to Fastener Caution in the Preface section.

  5. Fasten the sunroof operating unit and the interior light.
  6. 3.1. Connect the 2 wiring harness plugs.
    3.2. Tighten the 2 bolts to 2.8 N·m (23 lb in).
  7. Install the assist handle, left side.
  8. 4.1. Tighten the 2 bolts to 2.8 N·m (23 lb in).
    4.2. Close the panel.
  9. Install the rear assist handle, right side.
  10. 5.1. Tighten the 2 bolts to 2.8 N·m (23 lb in).
    5.2. Close the panel.
  11. Install the front assist handle, right side.
  12. 6.1. Tighten the 2 bolts to 2.8 N·m (23 lb in).
    6.2. Close the panel.
  13. Install the roof rail stowage compartment to the headlining.
  14. 7.1. Tighten the 2 bolts to 2.8 N·m (23 lb in).
    7.2. Close the panel.
  15. Install the sunshade support, right side.
  16. Install the wedge with groove downward.

  17. Install the sunshade, left side.
  18. Install the wedge with the groove downward.

  19. Install the sunshade, left side.
  20. 10.1. Connect the wiring harness plug.
    10.2. Install the sunshade into the main bracket.
    10.3. Tighten the 2 bolts to 1.5 N·m (13 lb in).
  21. Install the sunshade support, right side.
  22. 11.1. Connect the wiring harness plug.
    11.2. Install the sunshade into the main bracket.
    11.3. Tighten the 2 bolts to 1.5 N·m (13 lb in).
  23. Install the upper center pillar, left and right side. Refer to Center Pillar Upper Garnish Molding Replacement.
  24. Install the upper quarter trim, left side.
  25. 13.1. Place the upper quarter trim, clip in the upper quarter trim paneling in the lower center pillar trim.
    13.2. Install the 6 clips.
    13.3. Install the panel.
  26. Install the seat belt on front seat, left side, and tighten the bolt to 20 N·m (15 lb ft).
  27. Use the screw locking compound.

  28. Install the front seat belt fastening, left side.
  29. Install the trim panel.

  30. Install the rear quarter trim panel, right side.
  31. 16.1. Place the rear quarter trim panel, clip in the upper rear quarter trim panel in the lower rear quarter trim panel.
    16.2. Install the 6 clips.
    16.3. Install the panel.
  32. Install the seat belt on the front seat, right side, and tighten the bolt to 20 N·m (15 lb ft).
  33. Use the screw locking compound.

  34. Install the front seat belt fastening, right side.
  35. Install the trim panel.

  36. Install the windshield garnish molding, right side.
  37. 19.1. Place inner windshield garnish molding.
    19.2. Install the panel.
    19.3. Install the clip.
  38. Install the windshield garnish molding, left side.
  39. 20.1. Install the windshield garnish molding.
    20.2. Install the trim panel.
    20.3. Install the clip.
  40. Install the rear compartment cover.
  41. Reposition the front seat to the original position.
  42. Connect the battery.
  43. For programming procedures, refer to Control Module References.

Headlining Trim Panel Replacement With Sunroof

Removal Procedure

    Warning: Refer to Battery Disconnect Warning in the Preface section.

  1. Disconnect the battery.
  2. Remove the rear compartment cover.

  3. Object Number: 1941204  Size: SH
  4. Remove the windshield garnish molding, both sides.
  5. 3.1. Remove the access panel (1).
    3.2. Release the clip.
    3.3. Remove the windshield garnish molding.

    Object Number: 1941206  Size: LH
  6. Remove the front seat belt trim panel (1).
  7. Release and remove the trim panel upward (arrow).

  8. Remove the seat belt from front seat.
  9. Remove the bolt (2).


    Object Number: 1941205  Size: LF
  10. Remove the center pillar inner paneling, both sides.
  11. 6.1. Remove the access panel (1).
    6.2. Loosen the upper center pillar panel in lower area (2) and remove the upper center pillar panel.
    6.3. Release the 6 clips.
    6.4. Remove the center pillar trim.
  12. Remove the rear quarter upper trim, both sides. Refer to Quarter Upper Trim Panel Replacement.

  13. Object Number: 1941212  Size: LF
  14. Remove the roof rail front stowage compartment from the headlining.
  15. 8.1. Open the panel (arrow).
    8.2. Remove the 2 bolts.

    Object Number: 1941218  Size: SH
  16. Remove the sunshade, both sides.
  17. 9.1. Remove the 2 bolts.
    9.2. Disconnect the wiring harness plug.
    9.3. Release the sunshade from the support and remove.

    Object Number: 1941381  Size: SH

    Note: The spring of the main bracket is not secured and may fall down.

  18. Remove the sunshade support, both sides.
  19. Release the main bracket wedge and remove the main bracket.


    Object Number: 1937564  Size: LF
  20. Remove the 3 assist handles in the molded headlining.
  21. 11.1. Open the panel (arrow).
    11.2. Remove the 2 bolts.
  22. Remove the rear interior lamp.
  23. 12.1. Remove the interior light with a plastic wedge.
    12.2. Disconnect the wiring harness plug.

    Object Number: 1941367  Size: LH
  24. Remove the sunroof operating unit and the interior light.
  25. 13.1. Disconnect the 2 wiring harness plugs.
    13.2. Remove the 2 bolts.
  26. Remove the headlining piping.

  27. Object Number: 1948204  Size: LH
  28. Loosen and remove the surrounding headlining.
  29. 15.1. Release in the area of the sunroof.
    15.2. Disconnect the 2 wiring harness plugs.

Installation Procedure

  1. Install the headlining.
  2. 1.1. Install in the area of the sunroof.
    1.2. Connect the 2 wiring harness plugs.
  3. Fasten the headlining all the way around.
  4. Place the headlining in the door weatherstrip.

    Caution: Refer to Fastener Caution in the Preface section.

  5. Fasten the sunroof operating unit and the interior light.
  6. • Install the interior light.
    • Connect the 2 wiring harness plugs and tighten the 2 bolts to 1.5 N·m (13 lb in).
  7. Install the 3 headlining assist handles at the rear.
  8. 4.1. Tighten the 2 bolts to 2.8 N·m (23 lb in).
    4.2. Close the panel.
  9. Install the roof rail stowage compartment headlining.
  10. 5.1. Tighten the 2 bolts to 2.8 N·m (23 lb in).
    5.2. Close the panel.
  11. Install the sunshade support, both sides.
  12. Install the wedge with the groove downward.

  13. Install the sunshade, both sides.
  14. 7.1. Connect the wiring harness plug.
    7.2. Install the sunshade into the main bracket.
    7.3. Tighten the 2 bolts to 1.5 N·m (13 lb ft).
  15. Install the rear upper quarter trim panel, both sides. Refer to Quarter Upper Trim Panel Replacement.
  16. Install the upper center pillar molding, both sides. Refer to Center Pillar Upper Garnish Molding Replacement.
  17. 9.1. Position the center pillar trim, install the upper center pillar trim in the lower center pillar trim.
    9.2. Install the 6 clips.
    9.3. Install the panel.
  18. Install the seat belt on front seat, both sides, and tighten the bolt to 20 N·m (15 lb ft).
  19. Use screw locking compound.

  20. Install the front seat belt securing panel, both sides.
  21. Install the panel.

  22. Install the windshield garnish molding, both sides.
  23. • Place the windshield garnish molding.
    • Install the panel.
    • Install the clip.
  24. Install the load compartment cover.
  25. Reposition the front seat to the original position.
  26. Connect the battery.
  27. For programming procedures, refer to Control Module References.

Headlining Trim Panel Replacement Coupe

Removal Procedure

  1. Remove the windshield. Refer to Windshield Replacement.
  2. Remove the rear compartment cover.

  3. Object Number: 1944498  Size: SH
  4. Remove the upper center pillar, left side.
  5. 3.1. Pull out the access panel (1) from the center pillar molding.
    3.2. Remove the seat belt bolts from the center pillar.
    3.3. Remove the cap (2).
    3.4. Remove the upper center pillar upward.
  6. Remove the upper center pillar molding, right side.
  7. 4.1. Pull out the panel from the center pillar molding.
    4.2. Remove the seat belt bolts from the center pillar.
    4.3. Remove the cap.
    4.4. Remove the upper center pillar upward.

    Object Number: 1944515  Size: SH
  8. Remove the upper rear quarter trim, left side.
  9. 5.1. Remove the upper rear quarter trim seat belt fastening screws.
    5.2. Remove the cover cap (1).
    5.3. Release the 3 rear quarter trim inner paneling clips.
  10. Remove the upper rear quarter trim, right side.
  11. 6.1. Remove the upper rear quarter trim seat belt fastening screws.
    6.2. Remove the cover cap.
    6.3. Release the 3 upper rear quarter trim inner paneling clips.

    Object Number: 1936677  Size: LH
  12. Remove the left sunshade.
  13. 7.1. Remove the 2 bolts (arrows).
    7.2. Loosen the wiring harness plug insulating tape.
    7.3. Disconnect the mirror lighting wiring harness plug (1).

    Object Number: 1941381  Size: SH

    Note: The spring of the main bracket is not secured and may fall down.

  14. Remove the left sunshade support.
  15. 8.1. Remove the sunshade.
    8.2. Pull out the main bracket wedge and remove the main bracket.
  16. Remove the right sunshade.
  17. 9.1. Remove the 2 bolts.
    9.2. Loosen the wiring harness plug insulating tape.
    9.3. Disconnect the mirror lighting wiring harness plug.

    Note: The spring of the main bracket is not secured and may fall down.

  18. Remove the right sunshade support.
  19. 10.1. Remove the sunshade.
    10.2. Pull out the main bracket wedge and remove the main bracket.

    Object Number: 1941088  Size: LF
  20. Release the microphone panels (3) and release the sunroof actuation unit panel (1).
  21. Release using a suitable tool (screwdriver).

  22. Remove the interior light lens (2).

  23. Object Number: 1941091  Size: LF
  24. Loosen the front interior light bracket.
  25. 13.1. Remove the 2 bolts (1).
    13.2. Remove the brackets (4) all around.
    13.3. Release the wiring harness brackets (2).
    13.4. Disconnect the wiring harness plugs (3).

    Object Number: 1937564  Size: LF
  26. Remove the assist handle in the molded headlining.
  27. 14.1. Release the 2 covers (arrow).
    14.2. Remove the 2 bolts.

    Object Number: 1941212  Size: LF
  28. Remove the front roof rail stowage compartment.
  29. 15.1. Release the 2 covers (arrow).
    15.2. Remove the 2 bolts.

    Object Number: 1945961  Size: LH
  30. Remove the rear seat interior light.
  31. 16.1. Release the left light, side.
    16.2. Disconnect the wiring harness plug (1).

    Object Number: 1941369  Size: LH

    Note: Removal of the headlining is only possible through the windshield. Place the front seats as far back as possible.

  32. Remove the headlining.
  33. 17.1. Disconnect the rear inner lighting wiring harness plug.
    17.2. Loosen the 4 hook and loop fasteners.
    17.3. Position the headlining in the vehicle interior.
  34. Remove the headlining through the windshield opening.

Installation Procedure

  1. Insert the headlining through the windshield opening.
  2. Install the headlining.
  3. 2.1. Join the 4 hook and loop fasteners.
    2.2. Position the door seal cover lip left and right over the headlining.
    2.3. Connect the rear interior light wiring harness plug.
  4. Install the rear seats interior light.
  5. 3.1. Connect the wiring harness plug.
    3.2. Install the light.

    Caution: Refer to Fastener Caution in the Preface section.

  6. Install the front roof rail stowage compartment.
  7. 4.1. Tighten the 2 bolts.

    Tighten
    Tighten 2 bolts to 2.8 N·m (23 lb in).

    4.2. Install the 2 covers.
  8. Install the right front assist handle.
  9. 5.1. Tighten the 2 bolts.

    Tighten
    Tighten 2 bolts to 2.8 N·m (23 lb in).

    5.2. Install 2 covers.
  10. Secure the front interior light bracket.
  11. 6.1. Connect the wiring harness plug.
    6.2. Install the wiring harness bracket.
    6.3. Install the bracket in all around.

    Tighten
    Tighten the 2 bolts to 1.5 N·m (13 lb in).

  12. Install the interior light lens.
  13. Install the 4 clips.

  14. Install the microphone panel and the sunroof actuation unit panel.
  15. Install the 2 panels.

  16. Install the left sunshade support.
  17. Install the support assembly in the front roof frame.

  18. Install the left sunshade.
  19. 10.1. Connect the mirror lighting wiring harness plug.
    10.2. Fasten the wiring harness plug insulating tape.

    Tighten
    Tighten the 2 bolts to 2.2 N·m (19 lb in).

    10.3. Install the sunshade into the support.
  20. Install the right sunshade support.
  21. Install the support assembly in front roof frame.

  22. Install the right sunshade.
  23. 12.1. Connect the mirror lighting wiring harness plug.
    12.2. Fasten the wiring harness plug insulating tape.

    Tighten
    Tighten the 2 bolts to 2.2 N·m (19 lb in).

    12.3. Install the sunshade into the support.
  24. Install upper rear quarter trim inner paneling, left side.
  25. 13.1. Install the 3 rear quarter trim inner paneling clips.
    13.2. Tighten the rear quarter trim seat belt fastening screws.
    13.3. Install the cover cap.
  26. Install the upper rear quarter trim inner paneling, right side.
  27. 14.1. Install the 3 rear quarter trim inner paneling clips.
    14.2. Tighten the rear quarter trim seat belt fastening screws.
    14.3. Install the cover cap.
  28. Install the upper center pillar trim, left side.
  29. 15.1. Guide the center pillar trim paneling from above in the inner paneling guide front of rear quarter panel.
    15.2. Install the upper center pillar trim paneling.
    15.3. Press in the expanding bolt.
    15.4. Tighten the seat belt bolt.

    Tighten
    Tighten the bolt to 35 N·m (26 lb ft).

    15.5. Install the cover cap.
    15.6. Pull the door seal edge spoiler over the molding.
  30. Install the upper center pillar trim moulding, right side.
  31. 16.1. Guide the center pillar trim paneling from above in the inner paneling guide front of the rear quarter panel.
    16.2. Install the upper center pillar trim paneling.
    16.3. Press in the expanding bolt.
    16.4. Tighten the seat belt bolt.

    Tighten
    Tighten the bolt to 35 N·m (26 lb ft).

    16.5. Install the cover cap.
    16.6. Pull the door seal edge spoiler over the molding.
  32. Install the rear compartment cover.
  33. Reposition the front seat to the original position.
  34. Install the windshield. Refer to Windshield Replacement.