Restore Your Van’s Electrical System with a Plug-and-Play Solution
Is your 2008-2012 Savana 3500 Van experiencing bizarre electrical issues? Flickering dash lights, power windows with a mind of their own, or a security system that prevents your workhorse from starting can bring your day to a grinding halt. These frustrating, intermittent problems often point to one culprit: a failing Body Control Module (BCM). The BCM is the central command center for your van’s body electronics, and when it malfunctions, it creates chaos. This isn’t just an annoyance; it’s a reliability issue that can cost you time and money.
We offer a dependable and straightforward fix. This BCM is meticulously tested and comes programmed with the latest GM software specifically for your vehicle’s VIN. Forget about costly towing fees, dealership programming appointments, and diagnostic guesswork. By providing your VIN at checkout, you receive a module that is ready to be installed right out of the box, getting your van back in service with minimal downtime.
A Technician’s Notebook: The Case of the Haunted Work Van
I remember a 2011 Savana 3500 that came into my bay with a list of complaints that sounded like something from a ghost story. The driver said the dome lights would flicker randomly, the radio would shut off, and sometimes the power door locks wouldn’t respond. He’d already replaced the battery and checked the grounds. After hooking up my scan tool, I saw a slew of communication error codes (U-codes) pointing to a network issue. The common link was the BCM. These modules, especially in hard-working vans, can fail internally from years of heat cycles and vibration. We installed a VIN-programmed BCM, and every single phantom issue vanished. It’s a classic fix for what seems like a complex electrical nightmare.
Common Signs of a Failing BCM
If your vehicle is exhibiting any of these symptoms, a faulty BCM is the likely cause. Replacing it can restore full functionality and peace of mind. Check for related Diagnostic Trouble Codes (DTCs) such as U0140, B1001, or other communication errors.
- âś” Erratic or non-functional power windows and door locks
- âś” Interior or exterior lights flickering, staying on, or not working at all
- âś” The anti-theft or security light stays illuminated, causing a no-start condition
- âś” Intermittent operation of the radio or instrument cluster gauges
- âś” False warnings appearing on the driver information center
- âś” Problems with the windshield wipers or HVAC controls
A Straightforward Guide to BCM Installation
Installing your new 2008-2012 Savana 3500 BCM is a manageable task for a confident DIYer. On these vans, the BCM is typically located in the center dash area. Always confirm the location for your specific model year and configuration.
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait a few minutes to ensure all systems are powered down.
- Access the Module: Remove the necessary dash trim panels to gain access to the BCM. This may involve removing screws and carefully prying off plastic panels.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the old module from its mounting bracket.
- Install the New BCM: Mount the new, pre-programmed BCM in the same location and securely reconnect all electrical connectors. Ensure they click into place.
- Reassemble and Reconnect: Reinstall the dash trim panels and reconnect the negative battery terminal.
- Final Checks: Start the vehicle and test all body functions—lights, locks, windows, radio, etc.—to confirm the repair. Note the post-installation procedures below.
Important Post-Installation Steps
While our programming handles the primary functions, some vehicle systems may require a relearn or sync procedure after the new BCM is installed. This is a normal part of the process.
- Airbag System Sync: If the airbag warning light is on after installation, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. This syncs the new BCM with the airbag system.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration may be necessary to ensure proper brake light and traction control operation.
Disclaimer: Vehicle systems vary. Always consult a factory service manual or a qualified technician if you are unsure about any step.
Guaranteed Vehicle Compatibility
This module is a direct-fit replacement for your 2008-2012 Savana 3500 BCM and is also compatible with a wide range of other GM vehicles. We guarantee it will function as a replacement for the following part numbers:
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.
Fits Select Models Including:
- 2008-2012 GMC Savana 1500/2500/3500 Van
- 2008-2012 Chevrolet Express 1500/2500/3500 Van
- 2007-2012 GMC Acadia
- 2006-2013 Chevrolet Impala
- 2010 Chevrolet Tahoe / Suburban 1500
- 2010 GMC Yukon / Yukon XL 1500
- 2010 Cadillac Escalade / ESV / EXT
- …and many other GM models as listed in the compatibility chart.
Frequently Asked Questions
Do I have to get this BCM programmed by a dealer?
No. We program the module to your vehicle’s specific VIN before shipping it to you. It arrives ready for installation, saving you a trip to the dealership.
What information do you need from me?
After you complete your purchase, you will need to provide us with your 17-digit Vehicle Identification Number (VIN). This is essential for us to load the correct software and vehicle options.
Where is the BCM located on my 2010 Savana Van?
On most 2008-2012 Savana and Express vans, the Body Control Module is located behind the dashboard, in the center area, often near the radio or HVAC controls.
Is there a core charge for my old part?
No, there is no core charge. You can keep your old module, which saves you the time and expense of shipping it back.
What if my airbag light comes on after installation?
This is an indication that the BCM needs to be synced with the airbag system’s Sensing and Diagnostic Module (SDM). This requires a ‘Setup SDM Primary Key’ procedure, which can be performed by a repair shop with a professional-grade diagnostic tool.