Fix Persistent Electrical Problems in Your GM Truck or SUV
Are you battling bizarre electrical issues in your 2003-2006 GMC Yukon XL 2500? Flickering lights, malfunctioning power windows, a dead HVAC system, or a persistent airbag light can all point to a single culprit: a failing Body Control Module (BCM). The BCM is the central command center for your vehicle’s body electronics. When it fails, it can cause a cascade of confusing and frustrating problems. This genuine OEM-quality BCM, part number 15136225, is the definitive solution, pre-programmed to your vehicle’s VIN for a seamless, plug-and-play installation.
Common Symptoms of a Failing 2003-2006 Yukon XL 2500 BCM
If you’re experiencing any of the following, a faulty BCM is the most likely cause. Replacing it can restore full functionality and peace of mind.
- ✔ Inoperative or intermittent power windows, door locks, or mirrors.
- ✔ HVAC controls not working, or the blower motor behaving erratically.
- ✔ Airbag warning light illuminated on the dash, often with a B1001 diagnostic trouble code.
- ✔ Security system malfunctions, including no-start or crank-no-start conditions.
- ✔ Interior or exterior lights staying on, not turning on, or flickering randomly.
- ✔ Unexplained parasitic battery drain leading to a dead battery.
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 at checkout, and we will program the module with the latest GM software specific to your Yukon XL 2500. This ensures all factory options work correctly right out of the box. This module is a direct replacement and is also interchangeable with part numbers 15116066, 10383536, 15136877, 15198116, and others. Installation is simple, typically taking less than 15 minutes with basic tools. The BCM is located under the driver’s side of the dashboard, near the steering column.
Frequently Asked Questions
What does the Body Control Module do on my Yukon XL 2500?
The BCM acts as the brain for your vehicle’s body electronics. It controls non-engine related functions like your power windows, locks, lights, wipers, security system, and climate controls.
Is this part ready to install when I receive it?
Yes! This BCM is fully pre-programmed to your vehicle’s VIN before shipping. This makes it a plug-and-play installation with no need for additional dealership programming.
What if my airbag light stays on after installing the new BCM?
In some cases, the new BCM needs to be synchronized with the airbag system’s Sensing and Diagnostic Module (SDM). This is a simple procedure called ‘Setup SDM Primary Key in BCM’ that can be performed with a professional-grade scan tool.
Where is the BCM located?
On most 2003-2006 Yukon XL 2500 models, the BCM is located under the driver-side dashboard, to the left of the steering column. Disconnecting the battery before swapping the modules is highly recommended.
Do I need to return my old BCM?
No, there is no core charge for this part. You can keep your old module without any extra fees or hassle.