Restore Your Vehicle’s Functionality and Peace of Mind
Are you dealing with baffling electrical issues in your 2015 Suburban 1500? Flickering lights, unresponsive power windows, a security system that acts up, or a dashboard lit like a Christmas tree are classic signs of a failing Body Control Module (BCM). The BCM is the central nervous system for your vehicle’s body electronics, and when it fails, it can cause a cascade of frustrating and unpredictable problems. Dealerships will often charge a fortune for a new module plus expensive programming fees. We offer a smarter, more cost-effective solution.
This is a comprehensive programming service for a replacement BCM. You simply send us your original module, and our expert technicians will transfer all the critical vehicle-specific data—including VIN, mileage, and key information—to a fully tested replacement unit. We then ship the plug-and-play module back to you, eliminating the need for any additional programming. It’s the most straightforward way to get your truck back to 100% without the dealership hassle.
A Technician’s Notebook: The Haunted Suburban
I remember a 2015 Suburban that came into the shop with a list of symptoms that sounded like something out of a ghost story. The radio would change stations on its own, the interior lights would pulse randomly, and the driver’s window would only work intermittently. The owner had been to two other shops that couldn’t pinpoint the issue. A full scan showed a dozen communication codes (U-codes) pointing to a network problem. Instead of chasing ghosts in the wiring, we went straight for the central hub: the BCM. After installing one of our programmed modules, every single issue vanished. It’s a perfect example of how a failing 2015 Suburban 1500 BCM can create widespread, confusing symptoms that are resolved with one simple, targeted fix.
Common Signs of a Failing GM Body Control Module
- ✔ Erratic or non-functional interior and exterior lights.
- ✔ Power windows, door locks, or mirrors not working correctly.
- ✔ Vehicle’s security system engaging randomly or preventing startup.
- ✔ Dashboard warning lights appearing without a clear cause.
- ✔ Communication failure codes with other modules (e.g., U0100, U0140).
- ✔ Inconsistent or non-working remote key fob functions.
- ✔ Wipers or climate control system behaving unpredictably.
Your Straightforward BCM Installation Guide
- ✔ Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- ✔ Locate the BCM: On most 2015 GM trucks and SUVs like the Suburban, the BCM is located under the driver’s side of the dashboard, near the steering column.
- ✔ Remove Trim Panels: You may need to remove a lower dash panel or knee bolster to gain clear access to the module. These are typically held by clips or a few screws.
- ✔ Disconnect and Remove: Carefully unplug the electrical connectors. They have locking tabs that must be pressed to release. Once disconnected, unbolt the module from its mounting bracket.
- ✔ Install the New Module: Seat your pre-programmed BCM in the mounting bracket, reconnect all electrical connectors securely, and reinstall any trim panels.
Important Post-Installation Information
While our cloning service makes this a true plug-and-play repair, some vehicle systems may require a ‘handshake’ with the new BCM. If you see an airbag light, a professional scan tool is needed to perform the “Setup SDM Primary Key in BCM” procedure. Similarly, a Brake Pedal Position Relearn might be necessary for certain models to ensure proper brake light and stability control function. These are standard procedures and are only required if specific issues arise after installation.
Verified Vehicle Compatibility
This programming service is for BCM part number 13506935 and is a direct replacement for part numbers 13592137, 13506936, 13587704, and 13594764. It is compatible with a wide range of 2015-2018 GM vehicles, including:
- Chevrolet: Corvette, Impala, Silverado (1500/2500/3500), Suburban 1500, Tahoe, Sonic
- GMC: Sierra (1500/2500/3500), Sierra Denali (1500/2500/3500), Yukon, Yukon XL 1500
- Cadillac: ATS, CTS, XTS, Escalade, Escalade ESV
Please verify your part number and check the fitment list to ensure compatibility. The location of the BCM can vary slightly by model.
Frequently Asked Questions
What does your cloning service do?
Our cloning service transfers all the essential data (VIN, security info, mileage) from your original BCM to this replacement unit. This makes the module plug-and-play, saving you from expensive dealership programming.
Do I need to send you my original BCM?
Yes. This service requires you to ship your original BCM to us. We will contact you with shipping instructions after your purchase. This is how we ensure the replacement is perfectly matched to your vehicle.
Is this a difficult part to install myself?
For someone with basic mechanical skills, the physical swap is straightforward. The BCM is usually located under the driver’s side dash. Our service handles the difficult electronic programming part for you.
Why is my airbag light on after installation?
In some cases, the new BCM needs to be electronically introduced to the airbag system (SDM). This requires a ‘Setup SDM Primary Key in BCM’ procedure with a professional scan tool to sync the components and clear the light.
What is the turnaround time?
We pride ourselves on a fast process. Once we receive your original module, we typically program and ship the replacement unit back to you within 1-2 business days.
Is there a core charge for this 2015 Suburban 1500 BCM?
No, there is no core charge. After we clone your data, you are welcome to keep your original, non-working module.