Restore Full Control Over Your Cadillac’s Electronics
Are you battling frustrating electrical gremlins in your 2015 Cadillac Escalade ESV? Flickering lights, malfunctioning power windows, a temperamental security system, or dashboard warnings that come and go are classic signs of a failing Body Control Module (BCM). As a technician with over two decades of experience, I’ve seen how a faulty BCM can turn a luxury vehicle into a source of constant headaches. It’s the central hub for your vehicle’s body electronics, and when it fails, chaos ensues.
This isn’t just an inconvenience; it can be a safety issue. Imagine your exterior lights failing at night or the anti-theft system preventing you from starting your own vehicle. You need a reliable, permanent solution that doesn’t involve days at the dealership and a massive bill. Our service provides a professionally prepared BCM, part number 13594692, that is ready for installation right out of the box.
The Smarter Solution: BCM Cloning Service
Forget about the complexities of dealership programming, key relearns, and additional module calibrations. Our unique cloning service makes this repair straightforward. Here’s how it works: you purchase this BCM, and we’ll provide instructions for you to ship your original, faulty module to our facility. Our expert technicians will then extract the precise vehicle-specific data from your old BCM and transfer it directly onto this replacement unit. We then ship the fully programmed module back to you, ready for a simple installation. This process ensures all your vehicle’s original settings, key data, and options are preserved, making the swap as seamless as possible.
Case Study: A Tricky Diagnosis
A customer brought in a 2015 Sierra with a list of bizarre, intermittent problems: the radio would shut off randomly, the dome light wouldn’t work, and he’d occasionally get a “Service StabiliTrak” message. He’d already replaced the battery and checked grounds. After connecting my scan tool, I found multiple U-codes, specifically U0140 (Lost Communication With Body Control Module), pointing to a network issue. Instead of a wiring problem, I suspected the BCM itself was failing internally and corrupting the data bus. By providing a cloned BCM, we restored all functions instantly. The intermittent nature of his problems was a dead giveaway for a BCM on its last legs.
Is Your Vehicle Showing These Symptoms?
- ✔ Unpredictable power window or door lock operation
- ✔ Horn, interior lights, or exterior lights working erratically or not at all
- ✔ The security or anti-theft light is on, possibly causing a no-start condition
- ✔ False warnings on the instrument cluster (e.g., “Service Airbag,” “Service StabiliTrak”)
- ✔ Communication error codes stored, such as U0140, U0155, or B1001
- ✔ A/C and climate control functions are unresponsive
A Straightforward Guide to Installation
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- ✔ Locate the BCM: On most compatible vehicles like the Escalade ESV, the BCM is 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 multiple electrical connectors from the old BCM. They have locking tabs that must be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- ✔ Install the New BCM: Mount your pre-programmed replacement BCM in the same location and securely reconnect all electrical connectors. Ensure they click into place.
- ✔ Post-Installation Checks: Reconnect the battery terminal. Start the vehicle and test all body functions: lights, windows, locks, radio, and wipers. Address any warning lights as noted below.
Important Post-Installation Notes
While our cloning service handles the vast majority of programming, some vehicle systems may require a simple sync procedure after installation. This is normal. You may need a professional scan tool to perform a “Setup SDM Primary Key in BCM” if the airbag light is on, or a “Brake Pedal Position Relearn” for the traction control system. Always consult a factory service manual or a qualified technician for vehicle-specific guidance.
Will This Fit My Vehicle?
This BCM is a direct-fit replacement for part number 13594692 and is also compatible with part numbers 13594768, 13593214, 13580690, 13591519, and 13594769. It fits a wide range of GM vehicles. Please verify your part number and check the list below for confirmed models:
- Cadillac ATS (2014)
- Cadillac CTS (2014)
- Cadillac Escalade / ESV (2015)
- Cadillac XTS (2014)
- Chevrolet Caprice / SS Caprice (2014-2017)
- Chevrolet Corvette (2014)
- Chevrolet Impala (2015-2019)
- Chevrolet Silverado 1500/2500/3500 (2014-2015)
- Chevrolet Suburban 1500 (2015)
- Chevrolet Tahoe (2015)
- GMC Sierra 1500/2500/3500 & Denali Models (2014-2015)
- GMC Yukon / Yukon XL 1500 (2015)