Restore Your Truck’s Electrical System with a Plug-and-Play Solution
Is your GMC Sierra, Chevy Silverado, or Tahoe plagued by frustrating electrical issues? Unresponsive power windows, flickering lights, or a climate control system with a mind of its own are classic signs of a failing Body Control Module (BCM). This genuine GM 25844480 BCM is the definitive solution, arriving expertly pre-programmed to your vehicle’s specific VIN. This eliminates the need for expensive dealership visits and allows you to restore full functionality with a simple, direct-fit replacement.
Common Symptoms & Your Solution
A faulty BCM can disrupt your vehicle’s core functions, making it unreliable and unsafe. If you’re experiencing any of the following, this module is the fix you need:
- Intermittent or non-working HVAC and blower motor controls.
- An illuminated airbag warning light, often with DTC B1001.
- Erratic power windows, door locks, or interior/exterior lights.
- Security system malfunctions, causing no-start conditions or stalling.
- A host of confusing diagnostic trouble codes (DTCs) related to body electronics.
Installing this pre-programmed 2013 Sierra Denali 2500 Body Control Module resolves these issues at the source, restoring the seamless operation you expect from your truck or SUV.
Features & Benefits
- โ Plug-and-Play Installation: This module is programmed to your vehicle’s VIN before shipping. This ensures it communicates perfectly with your other onboard systems right out of the box, with no additional programming required.
- โ Restores Full Functionality: Regain precise control over all body electronics, from your power locks and windows to the critical security and HVAC systems.
- โ OEM-Standard Quality: Engineered to meet strict General Motors standards for performance and durability, ensuring a reliable, long-lasting repair.
- โ This unit is backed by our one-year replacement warranty.: Drive with confidence knowing your purchase is protected against defects.
- โ Hassle-Free Transaction: No core charge is required. You can keep or dispose of your old module without the complexity of returns.
An Expert’s Note on VIN Programming
In modern trucks like yours, the BCM is the central hub for dozens of electronic components. It’s not just a box of fuses; it’s a computer that needs to speak the same digital language as your engine computer, transmission module, and airbag system. Simply swapping in a used, non-programmed module is a recipe for disasterโit can create even more error codes or simply not work at all. Our VIN programming service writes your truck’s unique identity directly to the module, making the installation as seamless as changing a battery. It’s the crucial step that separates a quick, successful repair from a week of headaches and a trip to the dealer.
Whether you’re a seasoned technician or a DIYer determined to fix your truck right, this programmed 2013 Sierra Denali 2500 Body Control Module is the most reliable and efficient solution available. It directly interchanges with a wide range of part numbers, including 15901388, 25835966, 20939137, and 22860591, providing broad coverage for many 2007-2013 GM trucks and SUVs. By choosing a correctly programmed component, you ensure your 2013 Sierra Denali 2500 Body Control Module performs exactly as the factory intended.
Frequently Asked Questions
What does “VIN Programmed” mean for me?
It means the module is ready for installation the moment you receive it. We flash it with your vehicle’s specific VIN and the latest GM software, so it’s a true plug-and-play part. This saves you a trip to the dealership and the high cost of their programming service.
Is this installation difficult?
For most people, the physical installation is straightforward. The BCM is typically located under the driver’s side dash near the steering column and can be swapped in under 5 minutes. No special tools are required for the replacement itself.
What if my airbag light stays on after installation?
In some cases, particularly if you had an airbag code like B1001, you may need to perform an “SDM Key Update” or “Setup SDM Primary Key in BCM” procedure. This requires a professional-grade scan tool and syncs the new BCM with the airbag system. This is the only potential post-install step.
Will this BCM fit vehicles other than the 2013 Sierra?
Yes, absolutely. This module is compatible with a wide range of 2007-2013 GM vehicles, including the Chevrolet Silverado, Tahoe, Suburban, Avalanche, and the GMC Yukon, as well as the Cadillac Escalade. Please check the fitment list to confirm for your specific model.
Do I need to return my old BCM?
No. We do not require you to send back your original part. There is no core charge associated with this purchase, making the transaction simple and convenient.