Is Your GM Truck or SUV Experiencing Strange Electrical Problems?
The Body Control Module, or BCM, is the central nervous system for your vehicle’s electronic accessories. It manages a vast array of functions that you use every day, from power windows and door locks to interior lighting, security systems, and even communication between other vital modules. When the BCM begins to fail in your 2015 Chevrolet Suburban, Silverado, or other compatible GM vehicle, it can cause a cascade of confusing and frustrating symptoms that can be difficult to diagnose.
We had a 2015 Sierra 1500 come into the shop with a complaint that was all over the place. The radio would randomly turn off, the driver’s side window would only work intermittently, and the dome light would flicker. The owner had already replaced the battery and checked all the fuses. After connecting our scan tool, we saw multiple communication error codes pointing towards the BCM. A new module from the dealer would have required expensive programming and calibration. Instead, we used a cloning service like this one. We transferred the data from the old, failing module to a replacement unit. Once installed, all the bizarre electrical gremlins were gone, and the truck was back to normal without a trip to the dealership.
Common Symptoms of a Failing BCM
If you’re noticing any of the following issues, your Body Control Module may be the culprit. A failing BCM can often mimic other problems, but if you’re experiencing several of these at once, it’s a strong indicator that the module needs attention.
- ✔ Intermittent or non-functional power windows, door locks, or mirrors.
- ✔ Interior or exterior lights behaving erratically (staying on, not turning on, or flickering).
- ✔ The security system or keyless entry malfunctioning or setting off false alarms.
- ✔ Dashboard warning lights appearing for no reason (e.g., airbag, ABS).
- ✔ Radio or infotainment system randomly shutting off or not working.
- ✔ Wipers operating on their own or not responding to the switch.
- ✔ Vehicle failing to start due to anti-theft system engagement.
The Plug-and-Play Solution: Our BCM Cloning Service
Replacing a BCM isn’t as simple as swapping the part. Modern modules are programmed specifically to your vehicle’s VIN and its unique set of options. Installing a new or used BCM without proper programming will result in it not functioning correctly, or at all. Our professional cloning service eliminates this roadblock. We take the vital configuration data from your original BCM and transfer it directly onto this replacement unit. The result is a fully functional, plug-and-play module that is ready for installation right out of the box, saving you hundreds of dollars in dealership programming fees.
How The Process Works:
- ✔ Place Your Order: Purchase this BCM service. We will then contact you with shipping instructions.
- ✔ Ship Us Your Original BCM: Carefully package and send your original Body Control Module to our facility.
- ✔ We Transfer The Data: Our technicians will professionally extract the data from your original module and flash it onto the replacement unit.
- ✔ Receive Your Programmed BCM: We ship the ready-to-install BCM back to you. Simply plug it in, and your vehicle’s body electronics will be restored.
Post-Installation Procedures for Your 2015 Suburban BCM
While our goal is a seamless installation, some GM vehicles may require minor recalibration procedures after the new module is connected. These are typically straightforward and can sometimes be required to ensure all related systems communicate correctly with the new BCM.
- 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 BCM and resolves the light. This is only necessary if the light appears.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration might be necessary to ensure correct brake light operation and to prevent issues with the traction control system.
Please note: Specific procedures can vary. Always consult a factory service manual or a qualified technician for guidance.
Guaranteed Compatibility
This module is a direct replacement for the following part numbers: 13592137, 13506935, 13506936, 13587704, 13594764. It is confirmed to fit a wide range of 2015 and newer GM vehicles, including the Chevrolet Suburban, Tahoe, Silverado, GMC Sierra, Yukon, Cadillac Escalade, and more. Please verify the part number on your original module to ensure a perfect match.
Frequently Asked Questions
What exactly is a Body Control Module (BCM)?
The BCM is a computer in your vehicle responsible for managing and controlling various electronic accessories not related to the engine, such as power windows, locks, lights, wipers, and the security system.
Why do I have to send you my original BCM?
Your original BCM contains specific software and coding unique to your vehicle’s VIN and options. We transfer this data to the replacement module, making it a true plug-and-play part and allowing you to avoid expensive dealership programming.
Is this BCM ready to install when I receive it?
Yes. Once we have programmed it with your vehicle’s original data, it is ready for installation without any further programming. In some rare cases, a minor relearn procedure as mentioned above may be needed.
How long does the programming service take?
We typically complete the data transfer service and ship the replacement module back to you within 1-2 business days of receiving your original BCM.
What if my original BCM is completely dead or not communicating?
In many cases, even if the BCM is failing, we can still extract the necessary data. If your module is severely damaged (e.g., by fire or water), please contact us before ordering to discuss options.