GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 852736  Size: SH
  1. Remove the rear shelf trim panel. Refer to Rear Window Shelf Trim Panel Replacement in Interior Trim.
  2. Adjust the acoustical barrier for access.
  3. Remove the antenna assembly tape from the rear shelf.
  4. Remove the global positioning system (GPS) antenna from the rear shelf using a small wide-bladed plastic tool in order to release the adhesive.
  5. Disconnect the GPS antenna cable connector.
  6. Clean the adhesive residue from the rear shelf using a razor blade and isopropyl alcohol pad and a clean lint-free cloth.

Installation Procedure


    Object Number: 852736  Size: SH
  1. Clean the surface of the rear shelf in the (GPS) antenna mounting location, using an isopropyl alcohol pad and a clean lint-free cloth.
  2. Connect the GPS antenna cable connector.
  3. Important: Do not touch the adhesive backing.

  4. Remove the protective backing from the adhesive on the GPS antenna.
  5. Install the GPS antenna to the rear shelf surface.
  6. Press the GPS antenna into place until fully seated for approximately 30 seconds.

  7. Secure the antenna assembly to the rear shelf with tape.
  8. Install the acoustical barrier.
  9. Install the rear shelf trim panel. Refer to Rear Window Shelf Trim Panel Replacement in Interior Trim.