GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2005 🢒 Park Avenue 🢒 Vehicle Control Systems 🢒 Vehicle DTC Information 🢒 Body Control Module Replacement

Removal Procedure

    Object Number: 420442 Size: SH
  1. Remove the right closeout/insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Right Side .
  2. Remove the body control module (BCM) (2).

    3. Spread the latch tabs on the sides of the bracket (1) while pulling downward, remove from mounting bracket.

  3. Disconnect the electrical connector.

Installation Procedure

    Object Number: 420442 Size: SH
  1. Connect the electrical connector to the BCM (2).
  2. Install the module to the mounting bracket (1).

    3. Slide the module upward and slightly rearward until locking tabs engage.

  3. Install the right closeout/insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Right Side .
  4. Reprogram the BCM. Refer to Control Module References for programming and setup information.