GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1999 🢒 Park Avenue 🢒 Body and Accessories 🢒 Doors 🢒 Front Side Door Trim Panel Replacement

Removal Procedure

    Caution: Disconnect the power window switch when working inside the driver door. When operated, the Express Up/Down Feature allows the door window to move very quickly, without stopping, which could cause personal injury.

  1. Remove the door handle trim plate (6).

    2. Object Number: 259347 Size: MH
  2. Carefully remove the armrest cover plate (2) by prying upward from the access hole using a thin-bladed tool.
  3. Remove the 2 fasteners (3) from the armrest.
  4. Remove the courtesy lamp assembly (5).
  5. Remove the fastener from behind the lamp assembly (4).
  6. Remove the push in retainer from the defroster duct.

    7. Object Number: 258918 Size: MH
  7. Lift straight up on the trim panel in order to disengage the hooks on the backside of the panel (4).
  8. Disconnect the electrical connectors.
  9. Remove the door trim panel.

Installation Procedure

    Object Number: 379454 Size: LH

    Caution: Disconnect the power window switch when working inside the driver door. When operated, the Express Up/Down Feature allows the door window to move very quickly, without stopping, which could cause personal injury.

  1. Connect the electrical connectors.
  2. Install the clips on the electrical connectors to the front door module.

    3. Object Number: 258918 Size: MH
  3. Install the door trim panel by engaging the hooks on the backside of the panel.
  4. Ensure the door trim panel is fully seated prior to fastener installation.

    5. Object Number: 259347 Size: MH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  5. Install the push pin retainer (1) in the defroster duct.
  6. Install the fastener behind the lamp assembly (4).

    7. Tighten
    Tighten the fastener to 0.6N·m  (5 lb in).

  7. Install the courtesy lamp assembly (5).
  8. Install the 2 fasteners (3) in the armrest.

    9. Tighten
    Tighten the two fasteners to 0.6N·m  (5 lb in).

  9. Install the armrest cover plate (2) by inserting the rear retainer tab into the slot in the armrest pull cup.
  10. Snap the front edge into place in order to secure the cover plate.
  11. Install the door handle trim plate (6).