GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2005 🢒 SSR 🢒 Vehicle Control Systems 🢒 Computer/Integrating Systems 🢒 Body Control Module Replacement

Removal Procedure

    Important: 

       • The ignition switch should be in the OFF position when connecting or disconnecting the connectors to the body control module (BCM).
       • Always disconnect the gray connector FIRST, the white connector SECOND, the black connector THIRD, the blue connector FORTH, and the brown electrical connector LAST.
       • Always connect the brown electrical connector FIRST, the blue connector SECOND, the black connector THIRD, the white connector FORTH, and the gray connector LAST.
       • Do not open the BCM housing. The module does not have any serviceable components. The module may be replaced only as an assembly.

  1. Open the convertible top.

    2. Caution: Refer to Battery Disconnect Caution in the Preface section.

  2. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  3. Remove the rear upper garnish molding. Refer to Rear Upper Garnish Molding Replacement .
  4. Loosen and move the floor console forward to reveal the BCM electrical connectors. Refer to Console Replacement .

    5. Object Number: 1362270 Size: SH
  5. Release the tabs (2) retaining the BCM mounting bracket to the console bracket.
  6. Release the tab (1) retaining the BCM mounting bracket to the console bracket.

    7. Object Number: 1362262 Size: SH
  7. Remove the BCM and bracket assembly from the console bracket (1).

    8. Object Number: 1362258 Size: SH
  8. Disconnect the gray connector (2) from the BCM.
  9. Disconnect the white connector (1) from the BCM.
  10. Disconnect the black connector (5) from the BCM.
  11. Disconnect the blue connector (4) from the BCM.
  12. Disconnect the brown connector (3) from the BCM.

    13. Object Number: 1362266 Size: SH
  13. Remove the BCM from the vehicle.
  14. If replacing the BCM, release the retaining tabs (1) and remove the mounting bracket from the BCM.

Installation Procedure

    Object Number: 1362266 Size: SH
  1. If replacing the BCM, install the mounting bracket on the BCM. Ensure the retaining tabs (1) are fully seated.

    2. Object Number: 1362258 Size: SH
  2. Connect the brown connector (3) to the BCM.
  3. Connect the blue connector (4) to the BCM.
  4. Connect the black connector (5) to the BCM.
  5. Connect the white connector (1) to the BCM.
  6. Connect the gray connector (2) to the BCM.

    7. Object Number: 1362262 Size: SH
  7. Position the BCM and bracket assembly to the console bracket (1).

    8. Object Number: 1362270 Size: SH
  8. Install the tab (1) retaining the BCM mounting bracket to the console bracket.
  9. Install the tabs (2) retaining the BCM mounting bracket to the console bracket.
  10. Install the floor console . Refer to Console Replacement .
  11. Install the rear upper garnish molding. Refer to Rear Upper Garnish Molding Replacement .
  12. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  13. If installing a replacement BCM, program the BCM. Refer to Body Control Module (BCM) Programming/RPO Configuration .
  14. Close the convertible top.
  15. Refer to Control Module References for programming and setup information.