Restore Full Functionality to Your GMC Yukon XL 2500

Are you chasing down frustrating electrical gremlins in your truck? One day the power windows work, the next they don’t. The HVAC controls have a mind of their own, or worse, you’re faced with a ‘Service Airbag’ light that won’t go away. As a technician with over two decades of experience, I’ve seen this scenario hundreds of times on these otherwise reliable GM trucks. The culprit is almost always a failing Body Control Module (BCM). This isn’t just an inconvenience; it can affect vehicle security and safety systems. Don’t let a faulty BCM dictate how your truck behaves. This is the permanent, reliable fix you’ve been looking for.

We offer a professional Cloning Service for your 2003-2006 Yukon XL 2500 BCM. Unlike a simple VIN programming that only provides factory data, our cloning service transfers the unique, critical data from your original module directly to this replacement unit. This ensures all your vehicle’s specific settings, key data, and option configurations are perfectly preserved. The result is a true plug-and-play solution that eliminates the need for expensive dealership visits for programming or relearn procedures. It’s the most seamless way to get your Yukon back to 100%.

Is Your Yukon XL Showing These Telltale Signs?

A failing BCM can manifest in numerous ways. If you’re experiencing any of the following, it’s a strong indicator that your module needs attention:

• ✔ Intermittent or non-functional power windows, door locks, or interior lights.
• ✔ HVAC blower motor or climate controls not working correctly.
• ✔ The security system acts erratically, causing a no-start condition.
• ✔ An active airbag warning light, often with a DTC like B1001 (Option Configuration Error).
• ✔ Unpredictable behavior from windshield wipers or exterior lighting.
• ✔ A cluster of seemingly unrelated communication DTCs (U-codes).

Your 5-Minute BCM Swap Guide

Getting your truck back in order is a straightforward process you can do right in your driveway. No specialized tools are required for the physical swap.

1. Safety First: Always disconnect the negative terminal on your vehicle’s battery to prevent electrical shorts and help reset the system.
2. Locate the BCM: On your Yukon XL 2500, the BCM is located under the driver’s side of the dashboard, near the steering column. It’s a black box with several multi-colored connectors.
3. Remove the Old Module: Carefully unplug the electrical connectors. They have locking tabs that need to be depressed. Once unplugged, the module can be unclipped or unbolted from its bracket.
4. Install the New Module: Seat the replacement BCM into the bracket and securely plug in all the connectors. You’ll hear a click as they lock into place.
5. Reconnect and Test: Reconnect the battery terminal. Start the vehicle and test all body functions—lights, locks, windows, wipers, and HVAC—to confirm the repair.

Verified Fitment for Your GM Truck or SUV

This BCM cloning service is compatible with a wide range of General Motors vehicles. Please verify your model and year below. This part is a direct replacement for part numbers 15136225, 15116066, 10383536, and others listed in the original description.