Restore Full Functionality to Your GM Vehicle with a Plug-and-Play BCM
If you’re dealing with bizarre and frustrating electrical issues in your 2015 Chevrolet Tahoe—like power windows with a mind of their own, flickering dash lights, or a vehicle that refuses to start—the Body Control Module (BCM) is the most likely culprit. As the central nervous system for your vehicle’s comfort and security features, a failing BCM can wreak havoc. Dealerships will quote you a hefty price for a new module plus mandatory programming fees. We offer a smarter, more affordable solution.
This is a comprehensive cloning service for your 2015 Tahoe BCM. Here’s how it works: you purchase this service, ship your original BCM to our facility, and we handle the rest. Our expert technicians will transfer all the critical data—including VIN, mileage, and key fob information—from your original module to this replacement unit. We then ship the ready-to-install BCM back to you. The result is a true plug-and-play module that restores your vehicle’s functions without any additional programming required.
Case Study: A Tricky Diagnosis
A few months back, a 2015 Yukon XL (which shares the same platform as the Tahoe) came into my shop with a laundry list of complaints. The radio would turn on and off, the driver’s side power lock was inoperative, and the dreaded ‘Service StabiliTrak’ message was on. The owner had already replaced the battery and checked all the fuses. A scan revealed a dozen communication codes (U-codes), pointing to a network problem. Instead of chasing ghosts for hours, my experience pointed directly to the BCM. Water intrusion from a leaky windshield cowl seal had caused corrosion on the board. We used this exact cloning service to transfer the data to a new BCM. After a 20-minute install, every single issue was resolved. This service saved the customer over $600 compared to the dealership quote.
Common Signs of a Failing BCM
A faulty Body Control Module can cause a wide range of symptoms that may seem unrelated. If your vehicle is experiencing any of the following, a failing BCM is a strong possibility:
- ✔ Power windows, door locks, or mirrors not working correctly or operating intermittently.
- ✔ Interior or exterior lights flickering, staying on, or not turning on at all.
- ✔ The security system acting up, causing alarm or starting issues.
- ✔ The horn honking randomly or not working when pressed.
- ✔ Warning lights on the dash, such as for the airbag, ABS, or traction control systems.
- ✔ Communication error codes, often starting with ‘U’ (e.g., U0100, U0140), indicating a loss of communication with other modules.
- ✔ A no-start or no-crank condition where the engine doesn’t even try to turn over.
A Straightforward Guide to Installation
Installing your newly programmed BCM is a simple process that most DIY enthusiasts can complete with basic hand tools. In most GM trucks and SUVs, the BCM is located under the steering column on the driver’s side.
- Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- Locate the BCM: Remove the lower dash panel beneath the steering wheel to access the module. It’s typically a black plastic box with several large electrical connectors.
- Remove the Old Module: Carefully disconnect all electrical connectors. Note their orientation. Then, unbolt or unclip the original BCM from its mounting bracket.
- Install the New Module: Mount your new, programmed BCM in the same location and securely reconnect all electrical connectors.
- Power Up: Reconnect the negative battery terminal. Turn the key to the ‘ON’ position and verify that your vehicle’s electronics are functioning correctly before starting the engine.
Important Post-Installation Information
While this module is designed to be plug-and-play, some vehicle systems may require a ‘handshake’ with the new BCM. Please be aware of the following potential procedures:
- Airbag System Sync: If your 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 proper brake light and traction control operation.
Disclaimer: Always consult a factory service manual or a qualified technician if you are unsure about any step. Specific procedures can vary slightly by vehicle model.
Will This Fit My Vehicle?
This BCM programming service is compatible with a wide range of General Motors vehicles. Please verify that your vehicle and part number are listed below. This module is a direct replacement for part numbers 13592137, 13506935, 13506936, 13587704, and 13594764.
- ATS: 2015, 2016
- Corvette: 2015
- CTS: 2015, 2016
- Escalade / Escalade ESV: 2015
- Impala: 2015-2016 (New Style)
- Sierra 1500 / Denali 1500: 2015
- Sierra 2500 / 3500 / Denali 2500 / Denali 3500: 2015
- Silverado 1500 / 2500 / 3500: 2015
- Sonic: 2015-2018
- Suburban 1500: 2015
- Tahoe: 2015
- XTS: 2015
- Yukon / Yukon XL 1500: 2015
Frequently Asked Questions
Frequently Asked Questions
How does the mail-in cloning service work?
It’s simple. After you place your order, we will contact you with instructions to ship your original BCM to us. Once we receive it, we extract the vehicle-specific data and flash it onto the replacement module. We then ship the plug-and-play replacement back to you, typically within 1-2 business days.
What if my original BCM is completely dead or unreadable?
In most cases, even with significant damage from water or electrical failure, we can still retrieve the necessary data. If for some reason your module’s data is completely unrecoverable, we will contact you to discuss options, which may include a full refund.
Do I need to send my keys or other modules?
No. We only need your original Body Control Module. Because we are cloning the data, your existing keys will work seamlessly with the replacement BCM upon installation.
Is this a guaranteed fix for my vehicle’s problems?
This service will fix any problem directly caused by a faulty BCM. It’s crucial to properly diagnose the issue first. The symptoms listed above are strong indicators of BCM failure, but you should always rule out simpler issues like fuses, wiring, or battery problems.
Is there a core charge?
No. There is no core charge for this service. You can keep your original, non-working module.