GM Service Manual Online
For 1990-2009 cars only

Emblem/Nameplate Replacement Buick

Tools Required

J 25070 Heat Gun

Removal Procedure

  1. When replacing or repairing an emblem/nameplate do the following:
  2. 1.1. Use tape to protect the mounting surface during removal.
    1.2. Use tape for alignment marks for installation of the emblem/nameplate.

    Object Number: 643109  Size: SH
  3. In order to remove an emblem/nameplate, heat the emblem/nameplate using J 25070 .
  4. Apply heat using a circular motion for about 30 seconds.


    Object Number: 321645  Size: SH

    Notice: Use a plastic, flat-bladed tool to prevent paint damage when removing an emblem/name plate.

  5. Use a plastic, flat-bladed tool to lift or remove the emblem/nameplate from the panel surface.
  6. Important: If tape is still intact on the molding or panel, do not remove the tape. Clean the tape and the mating surface with adhesive cleaner. Wipe the tape and the mating surface with a clean, lint free cloth. If the tape is damaged, continue with the replacement procedure.

  7. Apply the adhesive foam tape to the back of the emblem/nameplate and press the emblem/nameplate in place.
  8. When replacing, remove all adhesive as follows:
  9. • For body panels use a 3M™ Scotch Brite molding adhesive remover disk 3M™ P/N 07501 or equivalent.
    • For plastic panels use a lint free cloth and Varnish Makers and Painters (VMP) naphtha or a (50/50 mixture) by volume of isopropyl alcohol and water in order to remove the adhesive.

Installation Procedure

    Important: Apply the emblem/nameplate in an environment that is free from dust or other dirt that could come into contact with the sticky backing. Foreign material may cause improper adhesion.

  1. Clean the area where the emblem/nameplate will be installed.
  2. Use a lint free cloth and Varnish Makers and Painters (VMP) naphtha or a (50/50 mixture) by volume of isopropyl alcohol and water in order to clean the area.

  3. Dry the area thoroughly.

  4. Object Number: 643730  Size: SH
  5. If the location of emblem/name plate has not been marked, apply tape and use the following dimensions:
  6. • Dimension (A) 30 mm (1.17 in) from the top of the door molding.
    • Dimension (B) 80 mm (3.12 in) from the front edge of the door.
  7. Heat the mounting surface to approximately 27-41°C (80-105°F).
  8. Ensure that the temperature of the emblem/name plate is approximately 29-32°C (85-90°F).
  9. Remove the protective liner from the back of the emblem/name plate.
  10. Position the emblem/name plate to the location marks and press the emblem/name plate to the mounting surface.
  11. Apply equal pressure along the emblem/name plate in order to uniformly bond the item to the mounting surface.
  12. Remove the protective tape from the mounting surface.

Emblem/Nameplate Replacement Shanghai-GM

Tools Required

J 25070 Heat Gun

Removal Procedure

  1. When replacing or repairing an emblem/nameplate do the following:
  2. 1.1. Use tape to protect the mounting surface during removal.
    1.2. Use tape for alignment marks for installation of the emblem/nameplate.

    Object Number: 643109  Size: SH
  3. In order to remove an emblem/nameplate, heat the emblem/nameplate using J 25070 .
  4. Apply heat using a circular motion for about 30 seconds.


    Object Number: 321645  Size: SH

    Notice: Use a plastic, flat-bladed tool to prevent paint damage when removing an emblem/name plate.

  5. Use a plastic, flat-bladed tool to lift or remove the emblem/nameplate from the panel surface.
  6. Important: If tape is still intact on the molding or panel, do not remove the tape. Clean the tape and the mating surface with adhesive cleaner. Wipe the tape and the mating surface with a clean, lint free cloth. If the tape is damaged, continue with the replacement procedure.

  7. Apply the adhesive foam tape to the back of the emblem/nameplate and press the emblem/nameplate in place.
  8. When replacing, remove all adhesive as follows:
  9. • For body panels use a 3M™ Scotch Brite molding adhesive remover disk 3M™ P/N 07501 or equivalent.
    • For plastic panels use a lint free cloth and Varnish Makers and Painters (VMP) naphtha or a (50/50 mixture) by volume of isopropyl alcohol and water in order to remove the adhesive.

Installation Procedure

    Important: Apply the emblem/nameplate in an environment that is free from dust or other dirt that could come into contact with the sticky backing. Foreign material may cause improper adhesion.

  1. Clean the area where the emblem/nameplate will be installed.
  2. Use a lint free cloth and Varnish Makers and Painters (VMP) naphtha or a (50/50 mixture) by volume of isopropyl alcohol and water in order to clean the area.

  3. Dry the area thoroughly.

  4. Object Number: 643802  Size: SH
  5. If the location of emblem/name plate has not been marked, apply tape and use the following dimensions:
  6. • The following dimensions are measured from the top edge of the applique.
       - Dimension A is 15 mm (0.59 in) to the bottom of the letter M.
       - Dimensions B and C are 14.7 mm (0.57 in) to the bottom of the letters G and I.
       - Dimension D is 16.5 mm (0.64 in) to the bottom of the letter S.
    • Dimension E is 35 mm (1.37 in) from the left edge of the deck lid.
    • Dimension F is 9.7 mm (0.38 in) and is the distance between Shanghai and GM.
  7. Heat the mounting surface to approximately 27-41°C (80-105°F).
  8. Ensure that the temperature of the emblem/name plate is approximately 29-32°C (85-90°F).
  9. Remove the protective liner from the back of the emblem/name plate.
  10. Position the emblem/name plate to the location marks and press the emblem/name plate to the mounting surface.
  11. Apply equal pressure along the emblem/name plate in order to uniformly bond the item to the mounting surface.
  12. Remove the protective tape from the mounting surface.

Emblem/Nameplate Replacement GL

Tools Required

J 25070 Heat Gun

Removal Procedure

  1. When replacing or repairing an emblem/nameplate do the following:
  2. 1.1. Use tape to protect the mounting surface during removal.
    1.2. Use tape for alignment marks for installation of the emblem/nameplate.

    Object Number: 643109  Size: SH
  3. In order to remove an emblem/nameplate, heat the emblem/nameplate using J 25070 .
  4. Apply heat using a circular motion for about 30 seconds.


    Object Number: 321645  Size: SH

    Notice: Use a plastic, flat-bladed tool to prevent paint damage when removing an emblem/name plate.

  5. Use a plastic, flat-bladed tool to lift or remove the emblem/nameplate from the panel surface.
  6. Important: If tape is still intact on the molding or panel, do not remove the tape. Clean the tape and the mating surface with adhesive cleaner. Wipe the tape and the mating surface with a clean, lint free cloth. If the tape is damaged, continue with the replacement procedure.

  7. Apply the adhesive foam tape to the back of the emblem/nameplate and press the emblem/nameplate in place.
  8. When replacing, remove all adhesive as follows:
  9. • For body panels use a 3M™ Scotch Brite molding adhesive remover disk 3M™ P/N 07501 or equivalent.
    • For plastic panels use a lint free cloth and Varnish Makers and Painters (VMP) naphtha or a (50/50 mixture) by volume of isopropyl alcohol and water in order to remove the adhesive.

Installation Procedure

    Important: Apply the emblem/nameplate in an environment that is free from dust or other dirt that could come into contact with the sticky backing. Foreign material may cause improper adhesion.

  1. Clean the area where the emblem/nameplate will be installed.
  2. Use a lint free cloth and Varnish Makers and Painters (VMP) naphtha or a (50/50 mixture) by volume of isopropyl alcohol and water in order to clean the area.

  3. Dry the area thoroughly.

  4. Object Number: 643806  Size: SH
  5. If the location of emblem/name plate has not been marked, apply tape and use the following dimensions:
  6. • Dimension A is 35 mm (1.37 in) from the right edge of the deck lid
    • Dimension B is 16.5 mm (0.64 in) from the top edge of the applique to the letter L.
    • Dimension C is 15.3 mm (0.60 in) from the top edge of the applique to the letter G.
  7. Heat the mounting surface to approximately 27-41°C (80-105°F).
  8. Ensure that the temperature of the emblem/name plate is approximately 29-32°C (85-90°F).
  9. Remove the protective liner from the back of the emblem/name plate.
  10. Position the emblem/name plate to the location marks and press the emblem/name plate to the mounting surface.
  11. Apply equal pressure along the emblem/name plate in order to uniformly bond the item to the mounting surface.
  12. Remove the protective tape from the mounting surface.

Emblem/Nameplate Replacement GLX

Tools Required

J 25070 Heat Gun

Removal Procedure

  1. When replacing or repairing an emblem/nameplate do the following:
  2. 1.1. Use tape to protect the mounting surface during removal.
    1.2. Use tape for alignment marks for installation of the emblem/nameplate.

    Object Number: 643109  Size: SH
  3. In order to remove an emblem/nameplate, heat the emblem/nameplate using J 25070 .
  4. Apply heat using a circular motion for about 30 seconds.


    Object Number: 321645  Size: SH

    Notice: Use a plastic, flat-bladed tool to prevent paint damage when removing an emblem/name plate.

  5. Use a plastic, flat-bladed tool to lift or remove the emblem/nameplate from the panel surface.
  6. Important: If tape is still intact on the molding or panel, do not remove the tape. Clean the tape and the mating surface with adhesive cleaner. Wipe the tape and the mating surface with a clean, lint free cloth. If the tape is damaged, continue with the replacement procedure.

  7. Apply the adhesive foam tape to the back of the emblem/nameplate and press the emblem/nameplate in place.
  8. When replacing, remove all adhesive as follows:
  9. • For body panels use a 3M™ Scotch Brite molding adhesive remover disk 3M™ P/N 07501 or equivalent.
    • For plastic panels use a lint free cloth and Varnish Makers and Painters (VMP) naphtha or a (50/50 mixture) by volume of isopropyl alcohol and water in order to remove the adhesive.

Installation Procedure

    Important: Apply the emblem/nameplate in an environment that is free from dust or other dirt that could come into contact with the sticky backing. Foreign material may cause improper adhesion.

  1. Clean the area where the emblem/nameplate will be installed.
  2. Use a lint free cloth and Varnish Makers and Painters (VMP) naphtha or a (50/50 mixture) by volume of isopropyl alcohol and water in order to clean the area.

  3. Dry the area thoroughly.

  4. Object Number: 643811  Size: SH
  5. If the location of emblem/name plate has not been marked, apply tape and use the following dimensions:
  6. • Dimension A is 35 mm (1.37 in) from the right edge of the deck lid
    • Dimension B is 16.5 mm (0.64 in) from the top edge of the applique to the letter X.
    • Dimension C is 15.3 mm (0.60 in) from the top edge of the applique to the letter G.
  7. Heat the mounting surface to approximately 27-41°C (80-105°F).
  8. Ensure that the temperature of the emblem/name plate is approximately 29-32°C (85-90°F).
  9. Remove the protective liner from the back of the emblem/name plate.
  10. Position the emblem/name plate to the location marks and press the emblem/name plate to the mounting surface.
  11. Apply equal pressure along the emblem/name plate in order to uniformly bond the item to the mounting surface.
  12. Remove the protective tape from the mounting surface.