Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2001CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.7 R, L31/KL8REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 152 (BODY CONTROL SYSTEM)REPAIR INSTRUCTIONSBODY CONTROL MODULE (BCM) PROGRAMMING/RPO CONFIGURATIONSETUP NEW BODY CONTROL MODULE (BCM)
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8
Setup New Body Control Module (BCM)
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8SECTION Setup New Body Control Module (BCM)
WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
After the procedure is completed, personalization of the BCM defaults 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 .
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.