Restore Your Cadillac’s Electrical System with a Hassle-Free Solution
If you’re dealing with baffling electrical problems in your 2010 Cadillac Escalade ESV—like flickering lights, malfunctioning power windows, or a security system that has a mind of its own—a failing Body Control Module (BCM) is the likely culprit. The BCM is the central nervous system for your vehicle’s comfort and convenience features. When it starts to fail, it can create a cascade of frustrating issues that are notoriously difficult to diagnose. This isn’t just an annoyance; it affects the daily operation and reliability of your luxury SUV.
We offer a straightforward and dependable fix. This is a replacement Body Control Module that comes with our professional cloning service. This means we transfer the exact configuration data from your original BCM to this replacement unit. The result is a true plug-and-play component that is ready for installation right out of the box, saving you from the time, expense, and complexity of dealership programming.
Case Study: A Tricky Diagnosis
I remember a 2010 Escalade ESV that came into my shop with a laundry list of complaints from the owner. The interior lights would pulse randomly, the driver’s side window wouldn’t go down, and occasionally, the vehicle wouldn’t start, showing a ‘Service Theft System’ message. A scan showed a handful of communication codes (U-codes), pointing to a network issue. After checking the main power and ground connections, we isolated the problem to the BCM. Instead of a costly new module and hours of programming, we used a cloned unit. The customer sent us their original BCM, we performed the cloning service, and sent both units back. The installation took the owner less than 30 minutes, and every single electrical gremlin was gone. It’s a perfect example of how the right part and process can turn a complex electrical nightmare into a simple, satisfying repair.
Common Signs of a Failing BCM
A faulty BCM can manifest in numerous ways. If your vehicle is exhibiting any of these symptoms, your BCM may need replacement:
- ✔ Erratic or non-functional interior and exterior lights (headlights, dome lights, dash lights).
- ✔ Power windows, door locks, or mirrors operating intermittently or not at all.
- ✔ The anti-theft or security system engaging randomly, preventing the vehicle from starting.
- ✔ Radio or infotainment system turning on or off by itself.
- ✔ False warning lights or messages appearing on the instrument cluster.
- ✔ Diagnostic trouble codes (DTCs) related to communication errors, such as U0140, U0155, or other U-codes.
A Straightforward Guide to Installation
Installing your cloned 2010 Escalade ESV BCM is a manageable job for a DIY enthusiast. Follow these general steps for a successful replacement.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes to ensure the system is fully powered down.
- Locate the BCM: On the 2010 Escalade ESV, the Body Control Module is typically located under the driver’s side of the dashboard, near the steering column. You may need to remove a lower dash panel for access.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket and remove it.
- Install the New Module: Mount your new, cloned BCM in the same position as the original. Reconnect all electrical connectors, ensuring they click securely into place.
- Final Steps: Reinstall any trim panels you removed and reconnect the negative battery terminal. Start the vehicle to confirm that the electrical issues have been resolved.
Important Post-Installation Note: In some cases, additional steps may be required. If the airbag light is on, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. A ‘Brake Pedal Position Relearn’ may also be necessary. Always refer to a factory service manual for vehicle-specific instructions.
Verified Vehicle Compatibility
This module is a direct replacement for part number 15880684 and is compatible with a wide range of GM vehicles. Please verify your part number or contact us with your VIN to confirm fitment. This part is known to fit the following models (and more):
- ✔ Acadia (2007-2012)
- ✔ Avalanche 1500 (2010)
- ✔ Caprice (2011-2013)
- ✔ Captiva Sport (2012)
- ✔ CTS (2008-2013)
- ✔ DTS (2006-2011)
- ✔ Enclave (2008-2012)
- ✔ Equinox (2007-2009)
- ✔ Escalade / ESV / EXT (2010)
- ✔ Express / Savana Vans (2008-2012)
- ✔ G8 (2008-2009)
- ✔ Hummer H2 (2008-2009)
- ✔ Impala (2006-2013)
- ✔ Lucerne (2006-2011)
- ✔ Monte Carlo (2006-2007)
- ✔ Outlook (2007-2010)
- ✔ SRX (2007-2009)
- ✔ STS (2010)
- ✔ Suburban 1500 (2010)
- ✔ Tahoe / Yukon / Yukon XL (2010)
- ✔ Torrent (2007-2009)
- ✔ Traverse (2009-2012)
- ✔ Vue (2008-2010)
Frequently Asked Questions
Frequently Asked Questions
What exactly is a BCM cloning service?
Our cloning service is a process where we extract the essential vehicle-specific software and security data from your original BCM and transfer it directly onto the replacement module. This makes the new part an identical twin to your old one, allowing it to work seamlessly with your vehicle without any further programming.
Do I have to send my original BCM to you?
Yes. For the cloning service to be successful, we need your original module to read the data from. After you place your order, you will need to ship your BCM to us. We will perform the service and ship your original module back to you along with the newly programmed replacement.
Will this fix my specific electrical problem?
This part is a solution for failures within the BCM itself. While it resolves the vast majority of the symptoms listed, proper vehicle diagnosis is always recommended. A BCM failure can mimic other issues, like a bad ground or a faulty switch. We recommend confirming the BCM is the fault before ordering.
Is any additional programming needed after I install it?
No, in most cases, the module is ready to go. The cloning process handles all necessary programming. However, as noted, some vehicles may require a simple ‘relearn’ procedure for the brake pedal position sensor or a sync with the airbag module if the airbag light appears, which may require a professional scan tool.
What if my original BCM is completely dead or not communicating?
Even if your BCM seems completely dead (e.g., no communication with a scan tool), we can often still retrieve the necessary data directly from the memory chip. Please contact us before ordering if your module has severe water or fire damage.
What part numbers does this replace?
This module replaces a long list of GM part numbers, including 10382479, 15093910, 15880684, 15921352, 20815898, 22860591, 25892622, and many more. Please check the full list in our description to ensure compatibility.