Restore Full Functionality to Your GMC Yukon XL 2500
Are you chasing electrical gremlins in your truck? Flickering lights, a dead climate control panel, or power windows with a mind of their own are classic signs of a failing Body Control Module (BCM). As the central command for your vehicle’s comfort and convenience features, a faulty BCM can make driving a frustrating experience. This replacement module, a direct fit for part number 15263497, is the definitive solution to restore order and reliability to your vehicle’s electronics.
We take the guesswork and dealership expense out of the equation. Each module is expertly programmed to your vehicle’s specific VIN before it ships, ensuring it works correctly right out of the box. This is the same process used at the factory, guaranteeing seamless communication between the BCM and other modules in your truck. Stop diagnosing endless symptoms and get the one part that solves them all.
From the Diagnostic Bay: The Yukon That Wouldn’t Cooperate
I once had a 2009 Yukon XL 2500 in my shop that was a diagnostic nightmare. The customer reported the radio would cut out, the driver’s side window wouldn’t work, and the security light would flash intermittently, sometimes preventing the truck from starting. They had already replaced the battery and checked fuses. After hooking up my scanner, I saw a dozen communication codes pointing in different directions. In my 20+ years of experience, this pattern almost always points to one of two things: a major wiring issue or a failing BCM. A quick check of the main ground under the driver’s side dash revealed it was secure. The BCM itself was the culprit. We installed a VIN-programmed module, and every single issue vanished instantly. It’s a powerful reminder of how this one component controls so much of your vehicle’s daily operation.
Is Your Yukon Exhibiting These Common BCM Failure Symptoms?
- ✔ Unresponsive or erratic HVAC and climate controls.
- ✔ Power windows, door locks, or interior lights not working correctly.
- ✔ The security system light is flashing, or the vehicle stalls or won’t start.
- ✔ An airbag warning light is illuminated on the dash, often with DTC B1001.
- ✔ A cluster of seemingly unrelated diagnostic trouble codes (DTCs) are present.
- ✔ Wipers or exterior lights function intermittently or not at all.
A Straightforward Guide to Your 5-Minute Installation
Replacing the 2007-2011 Yukon XL 2500 BCM is a job most owners can handle in their driveway. It’s located in an easy-to-access spot, and no special tools are required for the basic swap.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- Locate the BCM: Find the module under the driver’s side of the dashboard, usually to the left of the steering column. It’s a black box with several large electrical connectors.
- Swap the Module: Carefully depress the locking tabs on each wiring harness connector and pull them straight out. Remove the old BCM (it may be held by clips or a few small bolts). Mount the new module in its place.
- Reconnect and Test: Firmly plug each wiring harness connector into the new BCM until they click into place. Reconnect your battery terminal. Start the vehicle and test all functions—lights, windows, locks, HVAC, etc.
- Post-Install Checks: In most cases, you’re done! However, if the airbag light remains on, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ function. Some models may also require a Brake Pedal Position relearn.
Verified Vehicle Compatibility
This Body Control Module is a guaranteed fit for a wide range of General Motors trucks and SUVs. While this page focuses on the 2007-2011 Yukon XL 2500 BCM, it is also compatible with the following models. Please verify your part number for a perfect match.
- Chevrolet Avalanche, Silverado, Suburban, Tahoe
- GMC Sierra, Sierra Denali, Yukon, Yukon XL
- Cadillac Escalade, ESV, EXT
This module is interchangeable with part numbers: 25835966, 15263363, 15878753, 15284816, 15943678, 15926094, 15940214, 25790508, 25790509, 25823558, 25823559, 25835965, 25844479, 25971916, 25971917, 15901388, 20939137, 20939138, and 22860591.