For 1990-2009 cars

### Removal Procedure

1. Remove the rear door trim panel. Refer to Rear Side Door Trim Panel Replacement .
2. Remove the sound insulator. Apply only enough pressure to release the insulator from the door panel.

### Installation Procedure

1. Using the locating holes, carefully align the sound insulator to the door panel.
2. Install the rear door trim panel. Refer to Rear Side Door Trim Panel Replacement .