Restore Full Electrical Function to Your GM Vehicle
Is your 2008-2012 GMC Savana 2500 or other GM vehicle suffering from bizarre electrical issues? Flickering lights, malfunctioning power windows, a security system that acts on its own, or warning lights that won’t turn off are all classic signs of a failing Body Control Module (BCM). The BCM is the central command center for your vehicle’s body electronics, and when it fails, it can cause a cascade of frustrating and unpredictable problems. This module is the direct-fit, reliable solution to get your vehicle’s systems communicating correctly again.
From the Diagnostic Bay
We had a 2011 Express work van come in that was driving the owner crazy. The dome lights would stay on intermittently, draining the battery overnight. Then the power door locks started working only half the time. He had already replaced the battery and checked all the fuses. After connecting our diagnostic tool, we saw a flood of communication error codes all pointing back to one component: the BCM. It was failing internally, sending corrupt data across the network. We installed a VIN-programmed BCM just like this one, and it was like flipping a switch. All the gremlins vanished, and the van was back on the road, reliable for business. A faulty BCM can mimic a dozen other problems, but replacing it is often the one true fix.
Is Your Vehicle Showing These Symptoms?
A failing BCM can manifest in many ways. If you’re experiencing any of the following, it’s highly likely your Savana 2500 Body Control Module needs replacement:
- ✔ Erratic or non-functional interior/exterior lights (headlights, dome lights, turn signals).
- ✔ Power windows, door locks, or mirrors not working correctly.
- ✔ Vehicle security system engaging randomly or not at all.
- ✔ Horn sounding unexpectedly or not working when pressed.
- ✔ Wipers operating on their own or not responding to the switch.
- ✔ Warning lights on the dashboard (like the airbag light) that have no other cause.
- ✔ Communication errors with diagnostic scan tools.
The Plug-and-Play Advantage: VIN Programmed for You
Don’t waste time and money on a trip to the dealership for expensive programming. Our main advantage is that we flash this BCM with the latest GM software updates specifically for your vehicle before it ever leaves our facility. Simply provide us with your Vehicle Identification Number (VIN) after purchase, and our technicians will handle the complex programming. This ensures that when the module arrives, it’s ready for a much simpler installation process, integrating seamlessly with your vehicle’s existing systems.
Installation and Post-Install Procedures
While this BCM is programmed to be as close to plug-and-play as possible, certain vehicle systems may require a recalibration or sync procedure after installation. This is a normal part of replacing a major electronic module. Key procedures that may be necessary include:
- Airbag System Sync: If the airbag warning light illuminates after installation, a ‘Setup SDM Primary Key in BCM’ procedure is needed. This syncs the new BCM with the airbag’s Sensing and Diagnostic Module (SDM) and must be performed with a professional-grade diagnostic tool.
- Brake Pedal Position Relearn: Some models may require a brake pedal position sensor recalibration to ensure accurate brake light operation and proper function of the traction control and stability control systems.
Please Note: Specific procedures can vary by vehicle model and year. We always recommend consulting a factory service manual or a qualified automotive technician for guidance.
Guaranteed Fitment for a Wide Range of GM Models
This Savana 2500 Body Control Module is a direct replacement for a vast array of GM trucks, vans, and SUVs. It replaces numerous part numbers, ensuring broad compatibility. Please verify your original part number against the list below or confirm fitment with your vehicle’s year, make, and model.
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
Frequently Asked Questions
Do I need to get this BCM programmed by a dealer?
No. The main benefit of our service is that we program the module for you using your vehicle’s VIN before we ship it. This saves you a trip to the dealership and the associated programming fees.
How do I provide my VIN number?
After you complete your purchase, you will receive instructions on how to send us your 17-digit VIN. We cannot ship your order until we receive this information, as it is essential for the programming process.
What does the BCM actually do on my Savana van?
The Body Control Module acts as the brain for most of your vehicle’s non-engine related electronic systems. It controls functions like power windows, power locks, interior and exterior lighting, the security system, wipers, and more, ensuring they all work together as intended.
What if my airbag light is on after I install the new BCM?
This is a common occurrence. The new BCM needs to be electronically ‘introduced’ to the airbag system’s computer (SDM). A qualified technician with a high-level scan tool will need to perform a ‘Setup SDM Primary Key in BCM’ procedure to sync the modules and turn off the light.
Is this a difficult part to install myself?
For someone with moderate DIY mechanical experience, the physical replacement is straightforward. The BCM is typically located under the dash. The main challenge can be the post-installation electronic relearn procedures, which may require professional tools. If you are not comfortable with this, we recommend professional installation.
Is there a core charge for this part?
No, there is no core charge. You can keep your original module without needing to send it back to us.