Tired of Unpredictable Electrical Problems? Your Solution is Here.
If you’re dealing with a 2015 Cadillac Escalade or another GM vehicle that seems to have a mind of its own—windows not working, dashboard lights flickering, the key fob suddenly failing, or even a frustrating no-start condition—the Body Control Module (BCM) is often the culprit. As the central nervous system for your vehicle’s electronics, a failing BCM can cause a cascade of baffling issues. Dealerships will quote you a fortune for a new module plus mandatory programming fees. We offer a smarter, more affordable path forward.
This is a comprehensive BCM programming service. You simply send us your vehicle’s original BCM. Our expert technicians will then transfer all the critical data—including VIN, mileage, and key information—to this replacement unit. We then ship it back to you, ready for a straightforward installation. No extra trips to the dealer, no surprise programming costs. It’s the most reliable way to get your vehicle’s essential functions back in perfect working order.
Case Study: A Tricky Diagnosis
A customer brought in a 2015 Chevy Tahoe with a complaint that was driving him crazy: intermittently, the radio would shut off, the power locks would cycle, and the interior lights would flicker. He’d already replaced the battery and checked the main grounds. After hooking up my scan tool, I saw a dozen intermittent U-codes, all pointing to lost communication with various modules. In my 20+ years of experience, this chaotic pattern almost always points back to a failing BCM. The internal processors start to break down, sending corrupt data across the CAN bus network and causing system-wide confusion. We performed our cloning service on his 2015 Escalade BCM equivalent, and the Tahoe has been free of electrical gremlins ever since. This service prevents that diagnostic headache.
Is Your GM Vehicle Showing These BCM Failure Signs?
A faulty BCM can manifest in numerous ways. If you’re noticing any of the following, it’s a strong indicator that your Body Control Module needs attention:
- ✔ Erratic or non-functional power windows, door locks, or mirrors.
- ✔ Interior or exterior lights flickering, staying on, or not working at all.
- ✔ The security system acting up, causing alarm issues or preventing the engine from starting.
- ✔ Key fobs not being recognized by the vehicle.
- ✔ Diagnostic trouble codes (DTCs) related to communication errors, such as U0140, U0155, or various B-codes.
- ✔ Wipers or the horn activating randomly.
- ✔ The instrument cluster behaving erratically or going dark.
Your Straightforward BCM Installation Guide
Our cloning service makes the physical swap simple. While the exact location can vary, here is a general guide for a 2015 Escalade. Always consult a service manual for your specific vehicle.
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait a few minutes for the system to fully discharge.
- Locate the BCM: On most of the trucks and SUVs listed, the BCM is located under the driver’s side of the dashboard, near the steering column.
- Remove Connectors: Carefully unplug all electrical connectors from the old BCM. They have locking tabs that need to be depressed to be released. Do not force them.
- Swap the Module: Unbolt or unclip the original BCM and remove it. Mount your newly programmed module in its place.
- Reconnect Everything: Plug all the electrical connectors firmly into the new BCM. You should hear a ‘click’ as they lock into place.
- Power Up: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions (lights, windows, locks, etc.) to confirm the repair.
Important Post-Installation Information
Because we clone your original data, most vehicles will not require any additional steps. However, in some cases, certain security or safety systems may need to be re-synced. Please be aware of the following possibilities:
- Airbag System Sync: If your airbag warning light is on after installation, a professional scan tool is needed to perform the “Setup SDM Primary Key in BCM” procedure. This syncs the new BCM with the airbag system.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor relearn may be required to ensure correct brake light and traction control operation.
Disclaimer: These procedures can vary. We always recommend consulting a factory service manual or a certified technician if you are unsure about any step.
Verified Fitment for Your GM Car, Truck, or SUV
This BCM programming service is compatible with modules having part numbers 13592137, 13506935, 13506936, 13587704, or 13594764. It fits a wide range of 2015-2018 General Motors vehicles. Please verify your part number and check the list below to ensure compatibility.
- Cadillac: ATS, CTS, XTS, Escalade, Escalade ESV (2015-2016)
- Chevrolet: Corvette, Impala, Silverado 1500/2500/3500, Sonic, Suburban 1500, Tahoe (2015-2018)
- GMC: Sierra 1500/2500/3500, Sierra Denali 1500/2500/3500, Yukon, Yukon XL 1500 (2015)
Frequently Asked Questions
How does the programming 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 clone the data to the replacement module and ship it back to you, typically within 1-2 business days.
Do I need to send my keys with the BCM?
No, you do not need to send your keys. All the necessary immobilizer and key data is stored within the BCM itself, and we transfer it directly during the cloning process.
Is this a guaranteed fix for my vehicle’s problems?
This service corrects issues caused by a faulty BCM. While the symptoms listed are common indicators of BCM failure, we always recommend a proper diagnosis by a qualified mechanic to confirm the BCM is the root cause before ordering.
What if my original BCM is completely dead or not communicating?
In most cases, even if the BCM is failing, we can still extract the necessary data for cloning. If your module has severe water or fire damage, please contact us first to discuss options.
Is there a core charge?
No, there is absolutely no core charge for this service. You can keep your original module after you receive the programmed replacement.