Is Your Silverado Plagued by Electrical Gremlins?
If your 2007-2013 GM truck or SUV is experiencing bizarre electrical issues—like the radio acting up, power windows refusing to work, or random warning lights appearing on your dash—a failing Body Control Module (BCM) is the most likely culprit. The BCM is the central command center for your vehicle’s body electronics, managing everything from the interior lights and door locks to the HVAC system and security features. When it starts to fail, it can create a cascade of frustrating and seemingly unrelated problems.
This genuine OEM-quality Body Control Module, interchangeable with part numbers 25844480 and 15263363, is the definitive solution. We pre-program it to your vehicle’s specific VIN, ensuring it arrives ready for a seamless, plug-and-play installation. No expensive trips to the dealership for programming are required. Restore your vehicle’s functionality and peace of mind today.
Symptoms of a Failing GM Body Control Module
- ✔ Intermittent or non-functional power windows, door locks, or mirrors.
- ✔ HVAC controls not working correctly, or the blower motor behaves erratically.
- ✔ The security system malfunctions, causing no-start conditions or false alarms.
- ✔ Interior or exterior lights (headlights, taillights, dome lights) flicker or fail to turn on/off.
- ✔ An airbag warning light is illuminated on the dash, often with DTC B1001.
- ✔ Unexplained battery drain when the vehicle is off.
- ✔ Communication errors with other vehicle modules, leading to various DTCs.
Solving Problems with a Programmed 2013 Silverado BCM
This isn’t just a replacement part; it’s a complete solution. The critical step of programming the module to your vehicle’s VIN is done before it ships. This ensures that all the specific options and security protocols for your truck are correctly loaded, making the installation process as simple as swapping the old module for the new one. Located conveniently under the steering column, the physical replacement typically takes only a few minutes.
After installation, some vehicles may require a ‘Setup SDM Primary Key in BCM’ procedure if the airbag light remains on. This is easily done with a professional-grade scan tool and syncs the new BCM with the airbag system. Similarly, a Brake Pedal Position Relearn might be needed. These simple steps ensure the entire system communicates flawlessly, restoring your truck to its original factory performance.
Frequently Asked Questions
What does the BCM do on a 2013 Chevy Silverado?
The Body Control Module (BCM) acts as the central computer for your truck’s comfort and convenience electronics. It controls the power windows, door locks, interior/exterior lighting, security system, wipers, and HVAC fan speeds, among other functions.
Is this BCM ready to install out of the box?
Yes. This module is professionally programmed to your vehicle’s VIN before shipping. This makes it a true plug-and-play solution, eliminating the need for additional programming at a dealership.
Why is my airbag light still on after installing the new BCM?
This can happen because the new BCM needs to be electronically ‘introduced’ to the airbag system’s Sensing and Diagnostic Module (SDM). A procedure called ‘Setup SDM Primary Key in BCM’ must be performed with a compatible scan tool to sync the modules and clear the light.
Where is the BCM located?
On most 2007-2013 GM trucks and SUVs, including the Silverado, the BCM is located under the driver’s side dashboard, near the steering column. It is typically a black plastic box with multiple large electrical connectors.
Do I need to send my old part back?
No, there is no core charge for this part. You can keep your original module without any extra fees or hassle.