Restore Your Van’s Electrical System and Get Back to Work
Is your 2008-2012 Chevy Express 1500 Van acting possessed? Flickering interior lights, power windows with a mind of their own, or a security light that won’t turn off are more than just annoyances—they’re signs of a failing Body Control Module (BCM). The BCM is the central command for your van’s body electronics, and when it starts to go, it can cause a cascade of frustrating and unpredictable problems. This can be especially critical for a work vehicle where reliability is non-negotiable.
Forget the expensive trip to the dealership and the days of vehicle downtime. We provide a direct, reliable solution. This Body Control Module is meticulously tested and comes programmed with the latest GM software specifically for your van’s VIN. You get a component that’s ready for installation right out of the box, restoring full functionality and peace of mind.
A Technician’s Notebook: The Work Van That Wouldn’t Cooperate
I had a 2011 Express 1500 work van come into my shop that was a classic case. The owner, a plumber, said his dome lights would stay on, draining the battery overnight, and the power door locks only worked intermittently. He was losing time and money. Diagnostics pointed to a communication breakdown originating at the BCM. After checking the wiring for the common issue of water intrusion near the A-pillar, we confirmed the module itself was faulty. Swapping in a VIN-programmed BCM like this one had him back on the road the same afternoon, with all systems operating as they should. For a business owner, that’s not just a repair; it’s a lifesaver.
Is Your Van Showing These Symptoms?
- ✔ Erratic or non-functioning power windows and door locks
- ✔ Interior or exterior lights that stay on or won’t turn on
- ✔ The security or anti-theft system light is illuminated, causing no-start conditions
- ✔ Instrument cluster warning lights appearing randomly
- ✔ Problems with the radio or HVAC controls
- ✔ Communication error codes, such as U0140 (Lost Communication With Body Control Module)
A Straightforward Guide to Your BCM Installation
Installing your new 2008-2012 Express 1500 BCM is a manageable job for a confident DIYer or any professional mechanic. In most Express vans, the BCM is located in the center dash area.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- Access the Module: You will likely need to remove a few dash panels to gain access to the BCM. Keep track of your screws and clips.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, unbolt the module from its mounting bracket.
- Install the New BCM: Mount the new, pre-programmed module in place and securely plug in all the electrical connectors. You should hear a click as they lock in.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions—windows, locks, lights, wipers, and radio—to ensure everything is working correctly.
- Post-Install Procedures: In some cases, additional steps may be needed. If your airbag light is on, a scan tool is required to perform the “Setup SDM Primary Key in BCM” procedure. A Brake Pedal Position relearn might also be necessary for proper brake light and traction control operation.
Will This Fit My Vehicle?
This BCM is a guaranteed fit for the 2008-2012 Chevrolet Express 1500 Van. It also serves as a direct replacement for a wide range of other GM vehicles and part numbers. Please verify your original part number against this list to ensure compatibility.
Replaces Part Numbers: 10382479, 15093910, 15276271, 15299986, 15819552, 15828601, 15837419, 15872388, 15872421, 15880684, 15921352, 15921353, 15948438, 15948439, 20815898, 20839063, 20864767, 20864768, 20921435, 20921436, 20935349, 22860591, 25826124, 25826125, 25847588, 25847589, 25892622, 25910474, 25934762, 25934763, 95151084
Acadia (07-12), Avalanche 1500 (10), Caprice (11-13), Captiva Sport (12), CTS (08-13), DTS (06-11), Enclave (08-12), Equinox (07-09), Escalade (10), Express/Savana Vans (08-12), G8 (08-09), Hummer H2 (08-09), Impala (06-13), Lucerne (06-11), Monte Carlo (06-07), Outlook (07-10), SRX (07-09), STS (10), Suburban (10), Tahoe (10), Torrent (07-09), Traverse (09-12), Vue (08-10), Yukon (10). Please match your part number for a guaranteed fit.
How does the VIN programming work?
How does the VIN programming work?
After you complete your purchase, you simply provide us with your vehicle’s 17-digit VIN. Our technicians then use this information to load the correct GM-sourced software and vehicle-specific calibrations onto the BCM. This ensures it communicates perfectly with the other modules in your van, just like an original part from the factory.
Do I have to send my old module back?
No. This purchase requires no core return. You can keep your old module, which saves you the time, hassle, and expense of shipping a core back to us.
What if my airbag light is on after installation?
This is a possibility on some GM vehicles. It means the new BCM needs to be electronically ‘introduced’ to the airbag system’s computer (SDM). This requires a professional scan tool to perform the ‘Setup SDM Primary Key in BCM’ procedure. It’s a quick process for any well-equipped repair shop.
Is this a difficult part to install myself?
For someone with basic mechanical skills and standard hand tools, this is a very manageable job. The main challenge is typically accessing the module behind the dashboard. Since our module arrives pre-programmed, you eliminate the most complex part of the job—the software configuration.
Will this fix my ‘Service Theft System’ message?
In many cases, yes. The BCM is a critical part of the Passlock/VATS anti-theft system. A faulty BCM is a very common cause of this warning message and related no-start issues. Our VIN-programmed module correctly syncs with your vehicle’s existing security components.