GM Service Manual Online
For 1990-2009 cars only

Hood Emblem/Nameplate Replacement Duramax

Tools Required

J 25070 Heat Gun

Removal Procedure

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

    Object Number: 429763  Size: SH
  3. To remove an emblem/nameplate, heat the emblem/nameplate using a J 25070 .
  4. Apply the heat using a circular motion for about 30 seconds holding the J 25070 approximately 152 mm (6 in) from the surface.

  5. Object Number: 321645  Size: SH

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

  6. Use a plastic, flat-bladed tool to remove the emblem/nameplate from the panel surface.
  7. When replacing, remove all adhesive as follows:
  8. • 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. If the location of the emblem/nameplate has not been marked, apply tape and use the following dimensions:

  5. Object Number: 815601  Size: SH
  6. For the emblem/nameplate, install to the following dimensions:
  7. • Center the emblem from top to bottom on the fender.
    • Dimension is 85 mm (3.34 in) from the back of emblem to the rear of the fender.
  8. Heat the mounting surface to approximately 27-41°C (80-105°F) using the J 25070 , if necessary.
  9. Ensure that the temperature of the emblem/nameplate is approximately 29-32°C (85-90°F).
  10. Important: Do not touch the adhesive backing on the emblem/nameplate.

  11. Remove the protective liner from the back of the emblem/nameplate.
  12. Position the emblem/nameplate to the location marks and press the emblem/nameplate to the mounting surface.
  13. Apply equal pressure along the emblem/nameplate in order to uniformly bond the item to the mounting surface.
  14. Remove the protective tape from the mounting surface.