Restore Full Functionality to Your GM Truck or SUV
Are strange electrical problems plaguing your vehicle? From an unresponsive HVAC system and malfunctioning power windows to random warning lights, a failing Body Control Module (BCM) can turn your reliable truck into a source of constant frustration. This genuine OEM-quality GM 25844480 BCM is the definitive, plug-and-play solution, pre-programmed to your vehicle’s VIN to restore full functionality and get you back on the road with confidence.
Common Symptoms & Your Solution
A faulty BCM is the central point of failure for many of your vehicle’s comfort and safety features. If you’re experiencing any of the following issues, this module is the solution you need:
- Intermittent or non-working HVAC and blower motor controls.
- Erratic power windows, door locks, or interior/exterior lights.
- An active airbag warning light, often with DTC B1001.
- Security system malfunctions that may cause stalling or no-start conditions.
- A variety of seemingly unrelated diagnostic trouble codes (DTCs).
Installing this pre-programmed module is the most effective way to resolve these issues permanently. As the correct component for a 2013 Silverado 2500 BCM and many other GM models, it directly replaces the faulty unit, restoring the communication pathways that control these critical systems.
Features & Tangible Benefits
- ✔ Plug-and-Play Installation: This BCM arrives pre-programmed to your vehicle’s specific VIN. This eliminates the need for expensive dealership programming, saving you time and money.
- ✔ Complete System Restoration: Regain reliable control over your lights, locks, windows, wipers, security system, and climate controls for a safer and more comfortable driving experience.
- ✔ OEM-Standard Quality: Built to meet or exceed original equipment specifications, ensuring dependable performance and longevity for your work truck or family SUV.
- ✔ Peace of Mind Guaranteed: This unit is backed by our one-year replacement warranty.
- ✔ Broad Compatibility: A direct replacement for multiple part numbers, including 15926094, 25835966, 20939137, and 22860591, ensuring a perfect fit for a wide range of GM vehicles.
Expert Insight: The Power of Pre-Programming
From over 20 years of experience, we know that the biggest hurdle in replacing a modern BCM isn’t the physical installation—it’s the programming. An unprogrammed module is just a plastic box. Our VIN programming service writes your vehicle’s unique software and security information to the module before it ships. This means that when you install our 2013 Silverado 2500 BCM, the vehicle’s computer network immediately recognizes it, just like the original. This process is crucial for preventing compatibility errors, security system lockouts, and ensuring all features, especially safety systems like airbags, communicate correctly from the moment you plug it in.
Frequently Asked Questions
What does a BCM do on a Silverado or Sierra?
The Body Control Module (BCM) acts as the central computer for your truck’s body electronics. It manages non-engine related functions like power windows, door locks, interior and exterior lighting, the security system, wipers, and the HVAC climate control system.
Is this BCM difficult to install?
No, the physical installation is typically very straightforward. The BCM is usually located under the driver’s side dashboard near the steering column and can often be replaced in under 10 minutes with basic tools. Because our module comes pre-programmed, you avoid the complex computer setup.
Do I need to take my truck to the dealer after installing this?
No. The primary benefit of this module is that it is pre-programmed to your VIN. This means you can install it yourself and it will work immediately, saving you a trip to the dealership and their associated programming fees.
My airbag light is on with a B1001 code. Will this fix it?
A faulty BCM is a common cause of the B1001 code. Replacing it with this module should resolve the root cause. However, in some cases, a post-install procedure called an ‘SDM Primary Key Setup’ may be required using a professional scan tool to clear the light. This syncs the new BCM with the airbag system.
Is a core charge required for my old BCM?
No, there is no core charge for this part. You can keep your old module without any hassle or need to return it.
How do I ensure this is the right part for my vehicle?
You can confirm fitment by matching your old part number to the list of interchangeable numbers on this page, or by using our vehicle selector tool. This specific part is a common solution for a 2013 Silverado 2500 BCM and many other GM models from 2007-2013.