Are you battling persistent electrical gremlins in your Cadillac Escalade, Chevy Silverado, or GMC Sierra? A failing Body Control Module (BCM) is often the culprit behind a host of frustrating issues, from flickering lights to a non-responsive climate control system. This genuine GM Body Control Module, part number 25844480, is the definitive solution, arriving pre-programmed to your vehicle’s specific VIN for a true plug-and-play installation.
Diagnosing a Faulty Escalade Body Control Module
The BCM is the nerve center for your vehicle’s comfort and convenience features. When it begins to fail, it can disrupt communication between various systems, leading to unpredictable behavior. If you’re experiencing several of the issues below, it’s highly likely your BCM needs replacement. This programmed module is engineered to resolve these problems and restore your truck or SUV’s factory functionality.
Symptoms of a Failing BCM
- ✔ Intermittent or non-working power windows, door locks, or interior lights.
- ✔ HVAC system malfunctions, such as the blower motor not working or temperature controls being unresponsive.
- ✔ An illuminated airbag warning light, often accompanied by DTC B1001.
- ✔ Security system errors, causing no-start conditions or random alarm activation.
- ✔ Erratic windshield wiper operation.
- ✔ A cluster of seemingly unrelated diagnostic trouble codes stored in the vehicle’s memory.
Plug-and-Play Solution with VIN Programming
Forget expensive trips to the dealership for programming. We handle the complex part for you. Simply provide your vehicle’s VIN during checkout, and we will flash this module with the latest GM software specific to your truck or SUV. This ensures all factory-installed options work correctly right out of the box. The installation is straightforward, typically located under the driver’s side dash near the steering column, and can be completed in minutes.
This module is a direct replacement for a wide range of part numbers, including: 25790508, 25835966, 15263363, 15263497, 15878753, 15284816, 15943678, 15926094, 15940214, 25790509, 25823558, 25823559, 25835965, 25844479, 25971916, 25971917, 15901388, 20939137, 20939138, and 22860591.
Frequently Asked Questions
What does this Escalade Body Control Module do?
The BCM acts as the central computer for your vehicle’s body electronics. It controls features like power windows, door locks, interior and exterior lighting, the security system, windshield wipers, and the HVAC climate control system.
Is this part difficult to install?
No, installation is typically very simple. The BCM is usually located under the driver’s side dashboard. Since we pre-program the module to your VIN, it’s a plug-and-play process that often takes less than 15 minutes with basic tools.
Why do I need to provide my VIN?
Providing your VIN is crucial. We use it to load the correct software and calibrations for your specific vehicle’s features and options. This ensures seamless integration and avoids the need for additional programming at a dealership.
My airbag light is on. Will this BCM fix it?
This BCM can resolve airbag light issues caused by a faulty module, particularly DTC B1001. However, after installation, you may need a professional scan tool to perform the ‘Setup SDM Primary Key in BCM’ procedure to sync the new BCM with the airbag system.
What if my original part number is different from 25844480?
This module, 25844480, is an OEM replacement for many different part numbers. Please check the comprehensive list in our description. As long as your original part number is listed, this module will be a compatible replacement.
Is there a core charge for my old part?
No, there is absolutely no core charge. You can keep your old module without any obligation to send it back, making the replacement process even more convenient.