Introduction
The procedures below are designed to set-up the Body Control Module
(BCM) correctly during BCM related service. Before you start, read these procedures
    carefully and completely.
Important: The following procedures must be followed:
- Read this procedure carefully and completely.
 
- The BCM will not function properly if the Setup New BCM procedure
is not performed.
 
- Perform the 
Programming Theft Deterrent System Components 
 in Theft Deterrent  after successfully finishing
the Setup New BCM procedure. If the 
Programming Theft Deterrent System Components 
 procedure is not  performed
     after  a BCM replacement, one of the following conditions  will occur:
 
|  -  | The vehicle will not be protected against theft by the PASSLOCK
system. | 
 
|  -  | The engine will not crank nor start. | 
 
Setup New Body Control Module (BCM)
Important: After the  procedure is completed,    the   personalization settings
of the BCM are set to a default setting.   Inform the  customer that the personalization
  must be set again.
The following procedure will set up the new BCM:
- Connect a Tech 2 to the Data Link Connector (DLC).
 
- Turn the ignition switch ON.
 
- Select "Diagnostics" and input all of the required
data to select the correct vehicle when prompted by the Tech  2.
 
- Select "Body" and then "Body Control Module".
 
- Select "Special Functions".
 
- Select "New VIN" and follow the screen directions
to input all required data.
 
- Exit back to the "Special Functions" menu.
 
- Select "BCM Reprogramming".
 
- The scan tool will display "Do you want to setup a Body
Control Module?". At the prompt, select "Setup BCM" soft-key
        on the scan tool.
 
- The scan tool will display "Now setting up the new Body
Control Module".
 
- When the BCM has been setup successfully, the scan tool will display
'Body Control Module setup is complete".
 
- When the BCM Setup Procedure and VIN have been entered, proceed
with the procedure 
Programming Theft Deterrent System Components 
 in Theft Deterrent.
 
Important: After programming, perform the following to avoid future  misdiagnosis:
- Turn the ignition OFF for 10 seconds.
 
- Connect the scan tool to the data link connector.
 
- Turn the ignition ON with the engine OFF.
 
- Use the scan tool in order to retrieve history DTCs from all modules.
 
- Clear all history DTCs.