Restore Full Functionality to Your Vehicle’s Electronics
Are you battling bizarre and frustrating electrical problems in your GM vehicle? The Body Control Module, or BCM, is the central command center for your vehicle’s body electronics. When it begins to fail, it can cause a cascade of confusing issues that seem unrelated. This pre-programmed Body Control Module is the definitive solution for a wide range of GM cars, trucks, and vans, including the 2008-2012 GMC Savana 2500. It arrives flashed with the latest GM software, specifically matched to your vehicle’s VIN, ensuring a straightforward installation process.
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, the power locks worked intermittently, and the radio would sometimes refuse to turn off after the key was removed, draining the battery. The owner had already replaced the battery and checked all the fuses. After connecting our scan tool, we saw multiple communication errors pointing towards the BCM. Instead of a complex wiring chase, a new, properly programmed BCM was the fix. It’s a perfect example of how one failing module can create a host of seemingly random electrical gremlins.
Common Symptoms of a Failing BCM
- ✔ Erratic or non-functional interior/exterior lights (headlights, dome lights, dash lights).
- ✔ Power windows, door locks, or mirrors operating intermittently or not at all.
- ✔ Malfunctioning security system or remote keyless entry.
- ✔ Horn honking unexpectedly or not working when pressed.
- ✔ Instrument cluster gauges behaving erratically or going dead.
- ✔ “Service Electrical System” or similar warnings on the dash.
- ✔ Unexplained battery drain when the vehicle is off.
Your Plug-and-Play Savana 2500 Body Control Module Solution
Don’t let a faulty BCM keep your vehicle off the road. This module eliminates the need for expensive dealership programming. We handle the complex part for you. Simply provide your vehicle’s VIN during checkout, and we will program the module with the most current GM software for your specific vehicle configuration. This ensures that when you receive your Savana 2500 Body Control Module, it’s ready for installation. This unit is a direct replacement for a vast array of part numbers, including 15819552, 25892622, 20815898, and many more, ensuring broad compatibility across the GM lineup.
Installation and Post-Install Notes
While the physical installation is often straightforward, please be aware of potential post-installation procedures. In some cases, additional steps may be required to sync the new BCM with other vehicle systems.
- Airbag System Sync: If the airbag warning light is illuminated 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: Some models may require a brake pedal position sensor relearn to ensure correct brake light and traction control operation.
Always consult a factory service manual or a qualified technician for vehicle-specific procedures.
Frequently Asked Questions
Do I need to get this BCM programmed by a dealer?
No. This is the biggest benefit of our service. We program the Body Control Module to your vehicle’s specific VIN before we ship it. It arrives ready to be installed.
How do I provide my VIN?
After you complete your purchase, you will need to send us your 17-digit Vehicle Identification Number (VIN). We cannot ship your order until we receive this information for programming.
Is this a difficult part to replace?
The difficulty varies by model. On many Savana and Express vans, the BCM is located in the center dash area and is reasonably accessible. However, we always recommend consulting a service manual or having a professional technician perform the installation.
What if the airbag light comes on after I install it?
This is a known possibility. It means the new BCM needs to be electronically introduced to the airbag module (SDM). A procedure called ‘Setup SDM Primary Key in BCM’ must be performed with a bi-directional scan tool to resolve this.
Is there a core charge for my old part?
No, there is no core charge. You can keep your original module.
Will this Savana 2500 Body Control Module fit other vehicles?
Yes, this BCM is compatible with a very wide range of GM vehicles, including the Express, Tahoe, Yukon, Acadia, Impala, and more. Please check the extensive part number and vehicle model list to confirm your specific fitment.