Restore Your Van’s Electrical System with a Hassle-Free Solution
If you’re dealing with bizarre electrical issues in your 2008-2012 Chevrolet Express 1500 Van—like flickering lights, malfunctioning power locks, a temperamental security system, or even a no-start condition—a failing Body Control Module (BCM) is the likely culprit. As the central command center for your vehicle’s body electronics, when the BCM goes down, it can cause a cascade of frustrating and hard-to-diagnose problems. This isn’t just an annoyance; for a work van, it’s downtime that costs you money. Get a reliable, direct-fit solution with our professional cloning service, designed to get you back on the road with minimal fuss.
A Technician’s Notebook: The Work Van That Wouldn’t Cooperate
I had a 2011 Express 1500 work van come into my bay that was driving the owner, a local plumber, crazy. The horn would honk randomly, the interior dome lights would stay on, and the power door locks had a mind of their own. He was worried about the security of his tools overnight. A scan showed a handful of communication codes (U-codes) pointing to a network issue, but all wiring checked out. Experience told me to look at the BCM. These modules, especially in hard-working vans, are prone to failure from heat cycles and vibration. We confirmed the internal fault, and instead of a costly trip to the dealer for a new module and programming, we provided a replacement with the original data cloned over. It was a simple swap, and the van’s electronics were stable and reliable again in under an hour. He was back on the job the same afternoon.
Is Your Express Van Showing These Signs of BCM Failure?
A faulty BCM can manifest in numerous ways. If you’re experiencing any of the following, this module is your most likely fix:
- ✔ Erratic or non-functional interior and exterior lights.
- ✔ Power windows, mirrors, or door locks working intermittently or not at all.
- ✔ The security system or keyless entry failing to operate correctly.
- ✔ The dashboard displaying incorrect warnings or information.
- ✔ Communication error codes, such as U0140 (Lost Communication With Body Control Module), stored in other modules.
- ✔ Unexplained battery drain, leading to a dead battery overnight.
Your Straightforward BCM Installation Guide
Our cloning service makes this a plug-and-play repair. You send us your original BCM, we transfer all the necessary vehicle-specific data to this replacement unit, and send both back to you. This means no expensive dealer programming is required.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before beginning any electrical work.
- Locate the BCM: In the 2008-2012 Express 1500 Van, the Body Control Module is typically located in the center dash area, often accessible after removing lower dash panels.
- Disconnect and Remove: Carefully unplug the electrical connectors from the module. Press the release tabs firmly to avoid damaging the connectors. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the Replacement: Mount the new, programmed BCM in the same location and reconnect all electrical connectors securely.
- Final Steps: Reconnect the negative battery terminal. Start the vehicle to confirm that the electrical issues are resolved. Note that some post-install procedures, like an airbag system sync or brake pedal position relearn, may be necessary depending on your specific vehicle configuration.
Verified Fitment for Your GM Vehicle
This BCM is a direct replacement for a wide array of GM cars, trucks, and SUVs. It is compatible with part number 15093910 and interchanges with the following part numbers:
10382479, 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
This part fits many models including, but not limited to:
- 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 / ESV / EXT (10)
- Express Van 1500/2500/3500 (08-12)
- G8 (08-09)
- Hummer H2 (08-09)
- Impala (06-13)
- Lucerne (06-11)
- Monte Carlo (06-07)
- Outlook (07-10)
- Savana Van 1500/2500/3500 (08-12)
- SRX (07-09)
- STS (10)
- Suburban 1500 (10)
- Tahoe (10)
- Torrent (07-09)
- Traverse (09-12)
- Vue (08-10)
- Yukon / XL 1500 (10)
Always verify your part number and consult the detailed fitment list to ensure compatibility.
Frequently Asked Questions
Frequently Asked Questions
What exactly is a cloning service?
Our cloning service involves transferring the unique programming, security information, and vehicle options from your original BCM to this replacement unit. This makes the new module a perfect electronic match for your vehicle, allowing for a simple plug-and-play installation without needing a trip to the dealership for expensive programming.
Do I need to send my original BCM to you?
Yes, for the cloning service to be successful, we need your original module to extract the data. We will return your original module along with the newly programmed replacement unit.
What happens if my airbag light is on after installation?
In some cases, the new BCM needs to be electronically introduced to the airbag system (SDM). This is a standard procedure called ‘Setup SDM Primary Key in BCM’ and can be performed by a technician with a professional-grade diagnostic tool. It is only necessary if the airbag light appears after the swap.
Will I need to perform any other procedures?
Some models may require a Brake Pedal Position (BPP) sensor relearn to ensure proper brake light and traction control operation. This is a simple procedure that can be done with a capable scan tool. As always, consult a factory service manual for your specific vehicle.
Is this a guaranteed fix for my vehicle’s electrical problems?
This BCM will fix problems directly caused by a faulty module. While the symptoms listed are extremely common for BCM failure, it’s always best practice to have a qualified mechanic perform a full diagnosis to rule out other potential issues like wiring faults or problems with other modules.