GM Service Manual Online
For 1990-2009 cars only

Sunroof Exterior Trim Cover Replacement Front

Special Tools

J 25070 Heat Gun

Removal Procedure

  1. Open the front sunroof window approximately 350 mm (14 in) in order to access the retention screws on the front trim panel.

  2. Object Number: 903762  Size: SH
  3. Remove the screws that retain the front trim cover.

  4. Object Number: 903517  Size: SH
  5. Use J 25070  (1) to heat the front trim cover (2) in order to release the double-sided foam tape.
  6. Use a suitable tool (3) to pry upward to release front trim cover from the sunroof frame.

Installation Procedure

  1. Use 3M® General Purpose Adhesive Cleaner P/N 08984 or equivalent to remove all traces of the adhesive foam tape (1) from the sunroof frame.
  2. Use 3M® Automotive Adhesion Promoter Wipes P/N 06396 or equivalent to thoroughly wipe down the sunroof frame where you will apply the trim cover.
  3. Note: The ambient temperature of the building should be above 16°C (60°F) to ensure correct adhesion of the front trim cover.

  4. Using J 25070 warm the sunroof frame to 21°C (70°F).

  5. Object Number: 1204252  Size: SH

    Note: Pull the backing from the trim cover tape just prior to installation. Do NOT touch the adhesive with your hands or allow the tape to come into contact with dirt or foreign matter. Do NOT let the tape come into contact with the front trim cover before you align the trim cover to the screw inserts.

  6. Install the rear side trim cover to the left or right sides of the sunroof frame do the following:
  7. 4.1. Use 3M® P/N 051131-06383 adhesive foam tape or equivalent, apply a signal layer of tape to the frame front edge (1).
    4.2. Use 3M® P/N 051131-06382 adhesive foam tape or equivalent, apply a signal layer of tape to the frame front edge (2,3).
    4.3. Use 3M® P/N 051131-06382 adhesive foam tape or equivalent, apply a signal layer of tape to the front edge of the frame (2,3).

    Apply a double layer to number (3).

    4.4. Use moderate hand pressure to ensure proper adhesion of the double-sided foam tape.
    4.5. Remove the backing from the adhesive foam tape.
    4.6. Carefully align the cover tabs to the screw inserts in the frame.
    4.7. Lower the front trim covers to the sunroof frame.
    4.8. Use moderate hand pressure to ensure proper adhesion of the rear side trim cover to sunroof frame

    Caution: Refer to Fastener Caution in the Preface section.

  8. Install the front trim cover screws.
  9. Tighten
    Tighten the screws to 5 N·m (44 lb in).

  10. Close the front sunroof window.

Sunroof Exterior Trim Cover Replacement Front Sides

Special Tools

J 25070 Heat Gun

Removal Procedure

  1. Remove the front sunroof window in order to access the attachment screws for the front side trim cover. Refer to Sunroof Window Replacement.
  2. Remove the exterior front trim cover. Refer to Sunroof Exterior Trim Cover Replacement.

  3. Object Number: 903762  Size: SH
  4. Remove the screws that retain the front side trim cover to the sunroof frame.

  5. Object Number: 903515  Size: SH
  6. Use J 25070  (1) to heat the trim cover (3) in order to release the double-sided foam tape.
  7. Use a suitable tool (2) to pry upward to release front trim cover from the sunroof frame.
  8. Remove the trim cover from the sunroof frame.

Installation Procedure

  1. Use 3M® General Purpose Adhesive Cleaner P/N 08984 or equivalent to remove all traces of the adhesive foam tape from the sunroof frame.
  2. Use 3M® Automotive Adhesion Promoter Wipes P/N 06396 or equivalent to thoroughly wipe down the sunroof frame where you will apply the trim cover.
  3. Note: The ambient temperature of the building should be above 16°C (60°F) to ensure correct adhesion of the front side trim cover.

  4. Using J 25070 warm the sunroof frame to 21°C (70°F).

  5. Object Number: 2142529  Size: SH

    Note: Pull the backing from the trim cover tape just prior to installation. Do NOT touch the adhesive with your hands or allow the tape to come into contact with dirt or foreign matter. Do NOT let the tape come into contact with the front side trim cover before you align the trim cover to the screw inserts.

  6. Install the front side trim cover to the left or right sides of the sunroof frame do the following:
  7. 4.1. Use 3M® P/N 051131-06383 adhesive foam tape or equivalent, apply a signal layer of tape to the front frame side ends (1).

    Use 3M® P/N 051131-06382 adhesive foam tape or equivalent, apply a signal layer of tape to the front frame side (2).

    Apply a double layer to number (3).

    4.2. Use moderate hand pressure to ensure proper adhesion of the double-sided foam tape.
    4.3. Remove the backing from the adhesive foam tape.
    4.4. Carefully align the cover tabs to the screw inserts in the frame.
    4.5. Lower the front side trim covers to the sunroof frame.
    4.6. Use moderate hand pressure to ensure proper adhesion of the front side trim cover to sunroof frame

    Caution: Refer to Fastener Caution in the Preface section.

  8. Install the screws.
  9. Tighten
    Tighten the screws to 5 N·m (44 lb in).

  10. Install the front side trim covers. Refer to Sunroof Exterior Trim Cover Replacement.
  11. Install the front sunroof window. Refer to Sunroof Window Replacement.

Sunroof Exterior Trim Cover Replacement Rear Sides

Special Tools

J 25070 Heat Gun

Removal Procedure

  1. Remove the rear stationary window and the rear venting window. Refer to Sunroof Window Replacement.
  2. Remove the front side trim covers. Refer to Sunroof Exterior Trim Cover Replacement.
  3. Remove the screws that retain the rear side trim covers to the frame.

  4. Object Number: 903517  Size: SH
  5. Use J 25070  (1) to heat the rear side trim cover in order to release the double-sided foam tape.
  6. Use a suitable tool (3) to pry upward to release the rear side trim cover from the sunroof frame.

Installation Procedure

  1. Use 3M® General Purpose Adhesive Cleaner P/N 08984 or equivalent to remove all traces of the adhesive foam tape from the sunroof frame.
  2. Use 3M® Automotive Adhesion Promoter Wipes P/N 06396 or equivalent to thoroughly wipe down the sunroof frame where you will apply the trim cover.
  3. Note: The ambient temperature of the building should be above 16°C (60°F) to ensure correct adhesion of the rear side trim cover.

  4. Using J 25070 warm the sunroof frame to 21°C (70°F).

  5. Object Number: 2142540  Size: SH

    Note: Pull the backing from the trim cover tape just prior to installation. Do NOT touch the adhesive with your hands or allow the tape to come into contact with dirt or foreign matter. Do NOT let the tape come into contact with the rear side trim cover before you align the trim cover to the screw inserts.

  6. Install the rear side trim cover to the left or right sides of the sunroof frame do the following:
  7. 4.1. Use 3M® P/N 051131-06382 adhesive foam tape or equivalent, apply a signal layer of tape to the frame side  (2,3).

    Apply a double layer to number (3).

    4.2. Use moderate hand pressure to ensure proper adhesion of the double-sided foam tape.
    4.3. Remove the backing from the adhesive foam tape.
    4.4. Carefully align the cover tabs to the screw inserts in the frame.
    4.5. Lower the rear side trim covers to the sunroof frame.
    4.6. Use moderate hand pressure to ensure proper adhesion of the rear side trim cover to sunroof frame

    Caution: Refer to Fastener Caution in the Preface section.

  8. Install the rear side trim cover screws.
  9. Tighten
    Tighten the screws to 5 N·m (44 lb in).

  10. Install the front side trim covers. Refer to Sunroof Exterior Trim Cover Replacement.
  11. Install the rear stationary window and the rear vent window. Refer to Sunroof Window Replacement.

Sunroof Exterior Trim Cover Replacement Rear

Special Tools

J 25070 Heat Gun

Removal Procedure

  1. Open the liftgate.
  2. It is only necessary to lower the headliner. Only do those step in headliner replacement that will lower the headliner enough to gain access the part. Refer to Headlining Trim Panel Replacement.
  3. Remove the navigation antenna. Refer to Digital Radio Antenna Replacement.
  4. Remove the rear venting window. Refer to Sunroof Window Replacement.

  5. Object Number: 903517  Size: SH
  6. Use J 25070  (1) to heat the rear trim cover in order to release the double-sided foam tape.
  7. Use a suitable tool (3) to pry upward to release the rear trim cover from the sunroof frame.
  8. Remove the screws that retain the rear trim cover to the frame.
  9. Remove the rear trim cover from the sunroof frame.

Installation Procedure

  1. Use 3M® General Purpose Adhesive Cleaner P/N 08984, or equivalent, to remove all traces of the adhesive foam tape (1) from the sunroof frame.
  2. Use 3M® Automotive Adhesion Promoter Wipes P/N 06396, or equivalent, to thoroughly wipe down the sunroof frame where you will apply the trim cover.
  3. Note: The ambient temperature of the building should be above 16°C (60°F) to ensure correct adhesion of the trim cover.

  4. Using J 25070 warm the sunroof frame to 21°C (70°F).

  5. Object Number: 2142533  Size: SH

    Note: Pull the backing from the trim cover tape just prior to installation. Do NOT touch the adhesive with your hands or allow the tape to come into contact with dirt or foreign matter. Do NOT let the tape come into contact with the rear trim cover before you align the trim cover to the screw inserts.

  6. Install the rear trim cover to the left or right sides of the sunroof frame do the following:
  7. 4.1. Use 3M® P/N 051131-06382 adhesive foam tape or equivalent, apply a signal layer of tape to the frame side  (1)
    4.2. Use moderate hand pressure to ensure proper adhesion of the double-sided foam tape.
    4.3. Remove the backing from the adhesive foam tape.
    4.4. Carefully align the cover tabs to the screw inserts in the frame.
    4.5. Lower the rear trim covers to the sunroof frame.
    4.6. Use moderate hand pressure to ensure proper adhesion of the rear side trim cover to sunroof frame

    Caution: Refer to Fastener Caution in the Preface section.

  8. Install the rear side trim cover screws.
  9. Tighten
    Tighten the screws to 5 N·m (44 lb in).

  10. Install the rear venting window. Refer to Sunroof Window Replacement.
  11. Install the digital radio. Refer to Digital Radio Antenna Replacement.
  12. Install the headliner. Refer to Headlining Trim Panel Replacement.
  13. Close the liftgate.