Restore Full Functionality to Your GM Vehicle
Are you dealing with a cascade of bizarre electrical problems in your 2015 GMC Yukon XL 1500? Flickering lights, malfunctioning power windows, a security system that acts up, or even a frustrating no-start condition can often be traced back to one component: a failing Body Control Module (BCM). Think of the BCM as the central nervous system of your vehicle, coordinating everything from your interior lights and door locks to your anti-theft system. When it fails, it can cause widespread and confusing issues.
Instead of facing a costly and complicated replacement at the dealership, our professional cloning service offers a streamlined, reliable, and affordable solution. We take the essential data from your original BCM—including your vehicle’s VIN, mileage, and key information—and transfer it directly to this fully tested replacement module. The result is a true plug-and-play component that is ready for installation right out of the box, eliminating the need for expensive dealer-specific programming tools.
From the Diagnostic Bay: The Case of the Ghostly Glitches
A customer brought in a 2015 Sierra 1500, a truck very similar to the Yukon XL, with a list of complaints that sounded like the vehicle was haunted. The radio would turn off randomly, the dome light would flicker, and the ‘Service Stabilitrak’ warning was intermittent. They had already replaced the battery and checked the alternator. My first step was a full network scan, which revealed a slew of U-codes, specifically a U0140 (Lost Communication With Body Control Module). This pointed directly to the BCM as the hub of the problem. Instead of a new, unprogrammed module that would require hours of setup, we performed a cloning service just like this one. After installing the cloned BCM, every single electrical gremlin vanished. It’s a testament to how a single module failure can mimic a dozen different problems, and how cloning provides a direct, effective fix.
Common Signs of a Failing BCM
If your vehicle is exhibiting any of these symptoms, a faulty Body Control Module is a likely culprit. Confirming with a professional scan tool is always recommended.
- ✔ Unpredictable instrument cluster behavior (gauges dropping, warning lights on)
- ✔ Power windows, locks, or mirrors not working or operating erratically
- ✔ Vehicle security system faults or inability to start the engine (anti-theft)
- ✔ Interior or exterior lights flickering, staying on, or not turning on at all
- ✔ Horn honking unexpectedly or not working
- ✔ Communication error codes, such as U0140, U0155, or B1001
Your Straightforward BCM Swap Guide
Our cloning service makes the physical installation simple. Once you receive the programmed module from us, follow these general steps. The BCM is typically located under the steering column on the driver’s side.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before working on electrical components.
- Locate the BCM: On most compatible models like the Yukon, Tahoe, and Silverado, the BCM is mounted to the firewall or under the driver’s side of the dashboard. You may need to remove a lower dash panel for access.
- Disconnect and Remove: Carefully unplug all electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New Module: Mount your newly programmed BCM in the same location and securely reconnect all the electrical harnesses. Ensure each connector clicks into place.
- Reconnect Battery: Reattach the negative battery terminal.
- Perform Post-Install Checks: Start the vehicle and test all body functions—lights, locks, windows, radio, etc. As noted below, some vehicles may require an additional relearn procedure if a specific warning light (like the airbag light) appears.
Important Post-Installation Notes
While our cloning makes this a near plug-and-play process, some vehicle systems may require a ‘handshake’ with the new BCM. Please be aware of the following:
- Airbag System Sync: If the airbag warning light is illuminated after installation, a professional scan tool is needed to perform the “Setup SDM Primary Key in BCM” procedure. This syncs the airbag system with the new BCM.
- Brake Pedal Position Relearn: On certain models, a brake pedal position sensor recalibration may be necessary to ensure correct brake light operation and to satisfy the traction control system.
- No Core Charge: You are not required to send your old part back to us after the service. Keep it for your records.
Verified Fitment Across GM Models
This BCM cloning service is compatible with a wide range of GM cars, trucks, and SUVs. Please verify your part number is listed below. Part number is often printed on the module’s label.
Part Numbers Serviced: 13594692, 13594768, 13593214, 13580690, 13591519, 13594769
Compatible Models Include:
- Cadillac ATS (2014)
- Cadillac CTS (2014)
- Cadillac Escalade / ESV (2015)
- Cadillac XTS (2014)
- Chevrolet Caprice / SS Caprice (2014-2017)
- Chevrolet Corvette (2014)
- Chevrolet Impala (2015-2019)
- Chevrolet Silverado 1500 (2014)
- Chevrolet Silverado 2500 / 3500 (2015)
- Chevrolet Suburban 1500 (2015)
- Chevrolet Tahoe (2015)
- GMC Sierra 1500 / Denali 1500 (2014)
- GMC Sierra 2500 / 3500 & Denali (2015)
- GMC Yukon / Yukon XL 1500 (2015)
Disclaimer: Always consult a factory service manual or a qualified technician for procedures specific to your vehicle. Fitment can vary based on options.
Frequently Asked Questions
How does this cloning service work?
After you place your order, we will provide you with instructions to ship your original BCM to us. Once we receive it, our technicians will extract the unique data and program it into a replacement module. We then ship the ready-to-install BCM back to you.
What if my original BCM is completely dead or can’t be read?
In most cases, even with significant internal failure, we can still retrieve the necessary data for cloning. If for some reason the data is completely irretrievable, we will contact you to discuss alternative solutions.
Will I need to have my keys reprogrammed?
No. Because we are cloning your original data, the replacement BCM will already recognize your existing keys. This is a major benefit that saves you time and money.
Is this a permanent fix for my vehicle’s electrical issues?
Yes, if the BCM is the root cause of the problem. This service provides a fully functional, correctly programmed Body Control Module that restores factory operation.
How long does the entire process take?
Our in-shop programming time is typically very fast, usually within 1-2 business days of receiving your module. The total time will depend on shipping transit times to and from our facility.