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

Removal Procedure

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.


    Object Number: 420432 Size: SH
  1. Remove the door trim panel. Refer to Front Side Door Trim Panel Replacement .
  2. Disconnect the electrical connectors.
  3. Remove the nuts from the door module (1).

    4. Remove the module.

Installation Procedure

    Object Number: 420432 Size: SH
  1. Align the door module to the door (1).

    2. Install the nuts in order to secure the module to the door.

  2. Connect the electrical connectors.
  3. Install the door trim panel. Refer to Front Side Door Trim Panel Replacement .
  4. Connect the negative battery cable.