Restore Your Van’s Electrical Stability and Get Back to Work
Is your 2008-2012 Savana 2500 Van acting possessed? Flickering lights, malfunctioning power windows, a dead battery overnight, or a starter that won’t engage can all point to one culprit: a failing Body Control Module (BCM). As the central command center for your vehicle’s body electronics, a faulty BCM can cause a cascade of frustrating and unpredictable problems. In my 20+ years of diagnostics, I’ve seen how a bad BCM can sideline a perfectly good work van, costing time and money. This isn’t just an inconvenience; it’s a reliability issue that needs a solid, permanent fix.
We offer a straightforward solution. This is a replacement BCM that comes with our expert Cloning Service. Instead of shipping you a blank module that requires expensive and time-consuming dealership programming, we transfer the critical data from your original BCM directly onto this replacement unit. This process ensures that your vehicle’s specific options, key information, and security settings are preserved, making for a much smoother installation process. Simply provide us with your VIN after purchase, and we’ll handle the programming before it even leaves our facility.
Case Study: A Tricky Diagnosis
A local contractor brought in his ’11 Savana 2500. The complaint was intermittent—some days the power locks wouldn’t work, other days the interior lights would stay on, draining the battery. He’d already replaced the battery twice. A scan showed a handful of U-codes (communication errors), a classic sign of network issues. After checking the main data bus connections, we isolated the BCM. Water intrusion from a leaky windshield seal had caused corrosion on the BCM’s circuit board. Instead of a costly new module and dealer programming, we provided a cloned unit. We transferred his original data, he plugged it in, and the van was back on the job the next day with all electrical gremlins gone. This is the value of a properly prepared module.
Common Signs of a Failing BCM
- ✔ Intermittent or non-working power windows, door locks, or mirrors.
- ✔ Interior or exterior lights that stay on, flicker, or don’t work at all.
- ✔ The security or anti-theft light stays illuminated, preventing the engine from starting.
- ✔ Unexplained battery drain that kills your battery overnight.
- ✔ Erratic instrument cluster behavior, such as gauges dropping out or warning lights appearing randomly.
- ✔ Communication error codes, often in the U-series (e.g., U0140 – Lost Communication With Body Control Module).
- ✔ Horn or alarm sounding unexpectedly.
A Straightforward Guide to Installation
Replacing the BCM in your Savana is a manageable job for a DIYer with basic tools. The key benefit of our cloning service is that it eliminates the need for complex programming tools post-installation. Here is a general guide for the 2008-2012 Savana 2500 BCM replacement:
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes to ensure all systems are powered down.
- Locate the BCM: In most Savana and Express vans, the BCM is located in the center dash area, often behind the glove box or accessible by removing lower dash panels.
- Remove Trim Panels: Carefully remove any plastic trim or panels necessary to access the module. Use a trim removal tool to avoid breaking clips.
- Disconnect and Remove: Unplug the electrical connectors from the old BCM. They have locking tabs that must be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed BCM in the same location. Reconnect all electrical connectors, ensuring they click securely into place.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions: lights, wipers, windows, locks, and radio. Start the vehicle to ensure it runs correctly.
- Perform Relearns (If Needed): In some cases, you may need to perform additional procedures. If the airbag light is on, a professional scan tool is needed for the ‘Setup SDM Primary Key’ procedure. A Brake Pedal Position relearn may also be required for proper brake light and traction control operation.
Verified Vehicle Compatibility
This Body Control Module is a direct replacement for a wide range of GM vehicles and is compatible with numerous part numbers. Please verify your vehicle is on this list. This module fits the following 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.
Fitment includes but is 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 1500 / 2500 / 3500 VAN 08-12
- G8 08-09
- HUMMER H2 08-09
- IMPALA 06-13
- LUCERNE 06-11
- MONTE CARLO 06-07
- OUTLOOK 07-10
- SAVANA 1500 / 2500 / 3500 VAN 08-12
- SRX 07-09
- STS 10
- SUBURBAN 1500 10
- TAHOE 10
- TORRENT 07-09
- TRAVERSE 09-12
- VUE 08-10
- YUKON / YUKON XL 1500 10
Disclaimer: Specific procedures and BCM locations can vary by model. Always consult a factory service manual or a qualified technician for guidance specific to your vehicle.
Frequently Asked Questions
Frequently Asked Questions
How does the cloning service work?
After you place your order, you’ll need to send us your original Body Control Module. We use specialized equipment to extract the unique data (including VIN, key codes, and optional feature settings) and flash it onto the replacement module. This makes the new part a digital twin of your old one.
Do I need to send my VIN?
Yes, providing your VIN is a crucial step. We use it to verify compatibility and ensure the correct base software from GM is loaded onto the module before we perform the cloning service from your original unit.
Will I get my old BCM back?
Absolutely. Your original module is always returned to you along with the programmed replacement unit. We do not keep the core part, so there are no core charges or fees.
What if my airbag light comes on after installation?
This can happen occasionally. It means the new BCM needs to be synced with the airbag system’s Supplemental Deployment Module (SDM). A professional scan tool is required to perform the ‘Setup SDM Primary Key in BCM’ procedure to clear the light.
Is any other programming required after I install it?
Our cloning service handles 99% of the programming needs. However, depending on your specific model, a simple Brake Pedal Position sensor relearn might be necessary. This is a common procedure that ensures your brake lights and traction control function correctly.