Restore Your Cadillac’s Brain and Banish Electrical Chaos
If you’re dealing with bizarre electrical issues in your 2015 Cadillac Escalade ESV—flickering lights, windows with a mind of their own, or a frustrating no-start condition—the Body Control Module (BCM) is often the culprit. As the central command center for your vehicle’s body electronics, a failing BCM can turn your luxury SUV into a source of constant headaches. The dealership solution involves a new module, expensive programming, and significant downtime. We offer a smarter, more efficient fix.
This is a replacement BCM complete with our professional cloning service. You simply send us your original BCM, and we transfer all the critical vehicle-specific data—including VIN, mileage, and key information—to this replacement unit. The module you receive back is a true plug-and-play solution, ready for installation without any need for a trip to the dealer. It’s the most reliable way to get your vehicle back to 100% functionality.
From the Diagnostic Bay: The Case of the Haunted Escalade
A client brought in a 2015 Escalade ESV with a list of symptoms that sounded like a ghost was in the machine. The radio would switch off, the dome lights would flicker while driving, and occasionally, the power liftgate wouldn’t respond. He’d already replaced the battery, but the problems persisted. After connecting my scan tool, I saw multiple communication loss codes (U-codes) pointing to the BCM. Instead of a costly new module and hours of programming, we opted for a cloned replacement. By transferring the original data, we ensured all the vehicle’s specific options and security keys were perfectly preserved. The result? A one-and-done repair that solved every single issue and saved the customer hundreds of dollars.
Is Your Vehicle Showing These Symptoms?
- ✔ Intermittent or non-functional power windows, door locks, or mirrors.
- ✔ Interior or exterior lights flickering, staying on, or not working at all.
- ✔ Erratic instrument cluster behavior or warning lights (like the security light).
- ✔ The vehicle fails to start, but the battery and starter are good.
- ✔ Communication errors with other modules, often logged as U-series DTCs (e.g., U0140, U0155).
- ✔ Problems with the keyless entry or passive start system.
Your Simple Swap-Out Guide
- ✔ Step 1: Complete your purchase. We will then contact you with clear, prepaid shipping instructions for sending your original BCM to our facility.
- ✔ Step 2: Carefully remove your original BCM. On most 2015 GM trucks and SUVs, it’s located under the steering column. Disconnect the negative battery terminal first!
- ✔ Step 3: Ship your original module to us. Once we receive it, our technicians will perform the data cloning service within 1-2 business days.
- ✔ Step 4: We ship your new, programmed BCM back to you. Simply install it, reconnect the battery, and start your vehicle. Your Escalade’s functions will be restored.
Important Post-Installation Notes
While our goal is a seamless plug-and-play experience, 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 safety systems and is only required if the light is on.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration might be necessary to ensure brake lights and traction control operate correctly.
As a professional, I always recommend consulting a factory service manual for your specific vehicle if you are unsure about any step.
Guaranteed Fitment for Your GM Vehicle
This module is a direct replacement for part numbers 13592137, 13506935, 13506936, 13587704, and 13594764. It is confirmed to fit the following 2015-2018 General Motors models. Please match your part number or vehicle to ensure compatibility.
- Cadillac: 2015-2016 ATS, 2015-2016 CTS, 2015 Escalade, 2015 Escalade ESV, 2015 XTS
- Chevrolet: 2015 Corvette, 2015-2016 Impala (New Style), 2015 Silverado 1500/2500/3500, 2015-2018 Sonic, 2015 Suburban 1500, 2015 Tahoe
- GMC: 2015 Sierra 1500, 2015 Sierra 2500/3500, 2015 Sierra Denali 1500/2500/3500, 2015 Yukon, 2015 Yukon XL 1500
This is the definitive solution for your 2015 Escalade ESV BCM failure, restoring the precise electronic control your vehicle was built with.
Frequently Asked Questions
How does the cloning service work?
After you place your order, you’ll ship your original BCM to us. We use specialized equipment to extract the unique data (VIN, security info, mileage) and flash it onto the replacement module. This makes the new part an exact electronic match for your vehicle.
Do I need to program this module at the dealership?
No. Our cloning service completely eliminates the need for any additional programming. Once you receive the module back from us, it’s ready to be installed and will function immediately.
What happens to my original BCM? Do I need to send it back?
You send your original BCM to us for the data transfer service. After we clone the data, we ship your original module back to you along with the newly programmed replacement. There is no core charge, and you can keep your original part.
Is this a difficult part to install myself?
For most DIYers with basic tools, this is a straightforward job. The BCM is typically located under the driver’s side dash and is held in by a few bolts or clips. The main challenge is accessing it. Always disconnect the battery before you begin.
Will this fix my specific problem?
This module corrects faults originating within the BCM itself. If you’re experiencing multiple, unrelated electrical issues like those listed in the symptoms section, a failing BCM is the most likely cause. Proper diagnosis is always key to a successful repair.