Restore Full Functionality to Your GM Vehicle with a Programmed BCM
If you’re dealing with bizarre electrical issues in your 2015 GMC Yukon XL 1500—like flickering lights, power windows with a mind of their own, or a security system that prevents your truck from starting—a failing Body Control Module (BCM) is the most likely culprit. As a technician with over two decades of experience, I’ve seen these modules cause headaches that can be incredibly difficult to diagnose. The BCM is the central command for your vehicle’s body electronics, and when it fails, it can feel like the entire truck is haunted.
Forget the expensive dealership visit, the cost of towing, and the complex programming procedures. Our professional cloning service provides a reliable, straightforward solution. You simply send us your original BCM, and we transfer all of its critical data—including the VIN and vehicle-specific options—to a fully tested replacement module. We then ship the programmed unit back to you, ready for a simple, plug-and-play installation.
From the Diagnostic Bay: A 2015 Sierra’s Ghostly Electrical Problem
A customer brought in a 2015 Sierra 1500 with a truly frustrating issue. The radio would randomly shut off, the dome lights would flicker while driving, and occasionally the power locks wouldn’t respond. He’d already replaced the battery and checked all the fuses. After connecting my scan tool, I noticed communication errors with several accessory modules, all pointing back to a central point. By monitoring data PIDs from the BCM, I could see erratic voltage outputs. This confirmed my suspicion: the BCM’s internal logic was failing. We performed this exact cloning service, and the new module resolved every single issue. It’s a classic case where swapping the part is easy, but getting the programming right is everything.
Is Your Vehicle Showing These Symptoms?
A failing BCM can manifest in numerous ways. If you’re experiencing any of the following, this service is your solution:
- ✔ Erratic or non-functional power windows, door locks, or mirrors.
- ✔ Interior or exterior lights that stay on, flicker, or don’t work at all.
- ✔ The security or anti-theft system activating randomly, causing a no-start condition.
- ✔ Horn honking unexpectedly or not working when pressed.
- ✔ Inaccurate gauge readings or warning lights on the instrument cluster (e.g., airbag light).
- ✔ Communication loss diagnostic trouble codes (DTCs), such as U0140, U0155, or other ‘U’ codes.
A Straightforward Guide to Installation
Our cloning service makes the physical replacement simple. Here’s a general guide for your 2015 Yukon XL 1500 BCM (location is typically under the steering column on the driver’s side):
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait a few minutes for the system to discharge.
- Locate the BCM: On most GM trucks and SUVs from this era, the BCM is located under the driver’s side dashboard, often near the steering column. You may need to remove a lower dash panel for access.
- Disconnect and Remove: Carefully unplug the electrical connectors from the module. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New Module: Seat the replacement module into the mounting bracket and securely plug in all the electrical connectors. You’ll hear a ‘click’ when they are properly seated.
- Final Steps: Reinstall any trim panels you removed and reconnect the negative battery terminal. Your vehicle is now ready to start.
Important Post-Installation Information
While our programming handles the core functions, some vehicle systems may require a ‘handshake’ with the new BCM. Please be aware of the following potential procedures:
- 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 some models, a brake pedal position sensor relearn may be required to ensure correct brake light operation and stability control function.
- Disclaimer: Procedures can vary. Always consult a factory service manual or a qualified technician if you are unsure about any step.
Guaranteed Vehicle Compatibility
This BCM cloning service is compatible with part numbers 13592137, 13506935, 13506936, 13587704, and 13594764. It fits a wide range of 2015-2018 GM vehicles, including:
- ATS (2015-2016)
- Corvette (2015)
- CTS (2015-2016)
- Escalade & Escalade ESV (2015)
- Impala (2015-2016)
- Sierra 1500, 2500, 3500 & Denali Models (2015)
- Silverado 1500, 2500, 3500 (2015)
- Sonic (2015-2018)
- Suburban 1500 (2015)
- Tahoe (2015)
- XTS (2015)
- Yukon & Yukon XL 1500 (2015)
Frequently Asked Questions
How does the mail-in cloning service work?
After you place your order, we will contact you with instructions to ship your original BCM to us. Once we receive it, we transfer the data to a replacement unit and ship it back to you, typically within 1-2 business days.
Is this truly plug-and-play?
Yes, for 99% of vehicles. Because we clone your original module’s data, the replacement BCM will have the correct VIN and settings for your specific vehicle, eliminating the need for dealer programming. In rare cases, a minor relearn procedure like for the airbag or brake pedal sensor may be needed.
Do I need to send my keys?
No, you do not need to send your keys. All the necessary security information is contained within the BCM itself, which we will transfer.
What is a core charge? Do I need to pay one?
A core charge is a deposit you pay until you return your old part. We have no core charge! You can keep your original module.
Will this fix my specific problem?
This service corrects issues caused by a faulty BCM. If your vehicle has been properly diagnosed with a failed BCM, our service provides a complete and reliable solution.