Is your 2008-2012 GMC Savana 3500 experiencing bizarre electrical problems? Flickering lights, malfunctioning power windows or locks, or a security system that acts on its own are common signs of a failing Body Control Module (BCM). The BCM is the central nervous system for your vehicle’s body electronics, and when it fails, it can cause a wide range of frustrating and difficult-to-diagnose issues. Don’t let a faulty module keep your van off the road. This direct replacement Body Control Module is the reliable, plug-and-play solution you need.
From the Diagnostic Bay
We had a 2011 Savana work van come into the shop with a complaint of the interior dome lights staying on intermittently, draining the battery overnight. The owner had already replaced the battery and checked all the door pin switches. After connecting our diagnostic tool, we found multiple communication error codes pointing to the BCM. Instead of a complex wiring issue, the BCM itself was failing internally. We installed a VIN-programmed module just like this one, and the problem was solved instantly. It saved the owner hundreds in diagnostic time and prevented further costly repairs.
Common Symptoms of a Failing BCM
- ✔ Erratic or non-functional interior and exterior lights (headlights, taillights, dome lights).
- ✔ Power windows, door locks, or mirrors not working correctly.
- ✔ Intermittent issues with the radio or instrument cluster gauges.
- ✔ Vehicle security system engaging randomly or preventing the engine from starting.
- ✔ Unexplained battery drain when the vehicle is turned off.
- ✔ Communication error codes stored when scanned with a diagnostic tool.
Why Choose Our Programmed 2008-2012 Savana BCM?
Getting your van back to factory-spec performance is our priority. Unlike sourcing a used module from a junkyard that would require expensive dealer programming, our BCMs arrive ready for installation. We take your vehicle’s unique Vehicle Identification Number (VIN) and flash the module with the latest, most stable software updates directly from GM. This ensures perfect communication between the BCM and all other modules on your vehicle, restoring functionality and eliminating the need for a trip to the dealership.
Simple, VIN-Programmed Installation
The process is straightforward. After you place your order, simply provide us with your Savana’s VIN. Our technicians will handle the programming, so the part that arrives at your door is tailored specifically to your vehicle’s options and configuration. While the physical installation is often a simple swap, some vehicles may require post-installation procedures.
Post-Installation Requirements
Please be aware of the following potential procedures that may be needed after installation:
- Airbag System Sync: If your airbag warning light is illuminated after installing the new BCM, a ‘Setup SDM Primary Key in BCM’ procedure is necessary. This requires a professional-grade scan tool to sync the airbag system with the new BCM.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration might be required to ensure proper operation of the brake lights and traction control system.
Note: Always consult a factory service manual or a qualified technician for vehicle-specific instructions.
Guaranteed Fitment
This module replaces a wide range of original equipment part numbers, ensuring broad compatibility across many GM models. Please verify that your original module’s part number is on the list below to guarantee a perfect match for your 2008-2012 Savana BCM replacement.
Compatible 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
What does a Body Control Module (BCM) do?
The BCM is a computer that manages and controls many of your vehicle’s non-engine related electronic functions. This includes power windows, door locks, lighting, security systems, wipers, and other comfort and convenience features.
Is this BCM ready to install out of the box?
Yes! This module is programmed to your vehicle’s specific VIN before it ships. This ensures it works correctly with the options your vehicle was built with, making installation as simple as possible.
How do I provide my vehicle’s VIN?
After you complete your purchase, we will contact you for your VIN, or you can send it to us through the purchasing platform. We cannot program and ship the module without it.
Do I need to return my old BCM?
No, there is no core charge for this part. You can keep your original module.
What if the airbag light comes on after installation?
This is a known possibility. It means the new BCM needs to be electronically introduced to the airbag system’s computer (SDM). A technician with a high-level scan tool will need to perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.