Tired of Unpredictable Electrical Problems in Your Escalade?
As a technician with over two decades of experience, I’ve seen firsthand how a failing Body Control Module (BCM) can turn a luxury vehicle like your 2015 Cadillac Escalade into a source of constant frustration. One day the power windows refuse to work, the next the radio is acting up, or worse, you’re faced with a no-start situation due to a security system fault. These aren’t just minor annoyances; they’re signs that the central nervous system of your vehicle’s electronics is compromised.
This isn’t a part you can simply buy off the shelf and install. A new BCM from the dealership requires expensive and time-consuming programming to sync it with your vehicle’s VIN, security information, and specific options. We eliminate that entire headache. Our professional cloning service makes this repair straightforward and affordable. Simply purchase this module, send us your original BCM, and we’ll transfer all the essential data to this replacement unit. We then ship it back to you, ready for a plug-and-play installation. It’s the most efficient way to get your Escalade back to perfect working order without the dealer hassle.
Case Study: A Tricky Diagnosis
A customer brought in a 2015 Escalade with a classic ghost-in-the-machine problem. The instrument cluster would randomly light up with warnings for the power steering and StabiliTrak, the radio would cut out, and sometimes the power liftgate wouldn’t respond. Initial scans showed a slew of U-codes (communication errors) across multiple modules. After spending an hour tracing the CAN bus network, we isolated the issue to the BCM. It was intermittently dropping communication, causing chaos across the vehicle’s network. By providing a cloned BCM, we restored stable communication and resolved all the seemingly unrelated symptoms in one go, saving the customer hundreds compared to a dealership repair.
Common Signs of a Failing BCM
- ✔ Power windows, door locks, or interior/exterior lights operating erratically or not at all.
- ✔ Instrument cluster displaying false warnings or acting strangely.
- ✔ The security system preventing the vehicle from starting (blinking security light).
- ✔ Radio or infotainment system malfunctions.
- ✔ Diagnostic trouble codes (DTCs) related to communication errors, such as U0140 (Lost Communication With Body Control Module).
- ✔ Inconsistent operation of heating and A/C controls.
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 the 2015 Escalade, the BCM is typically located under the steering column, behind the lower dashboard panel. You may need to remove a few trim pieces 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 the module from its mounting bracket.
- ✔ Install the New Module: Mount your pre-programmed replacement BCM in the same location and securely reconnect all the electrical harnesses. Ensure they click into place.
- ✔ Reconnect Battery: Reattach the negative battery terminal.
- ✔ Test All Functions: Start the vehicle and thoroughly test all body-related functions: lights, locks, windows, radio, etc., to confirm the repair.
Important Post-Installation Information
While our cloning service makes this a near plug-and-play process, some GM vehicles may require a simple recalibration procedure after installation. Please be aware of the following:
- 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 new BCM with the airbag system.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor relearn may be necessary to ensure correct brake light and traction control operation.
- No Core Charge: You are not required to return your old part to us. This purchase has no core charge.
Disclaimer: Vehicle systems can be complex. We always recommend consulting a factory service manual or a qualified professional if you are unsure about any step of the process.
Will This Fit My Vehicle?
This BCM is a direct replacement for part number 13594764 and is also compatible with part numbers 13592137, 13506935, 13506936, and 13587704. It is confirmed to fit the following GM models and years:
- Cadillac ATS: 2015, 2016
- Cadillac CTS: 2015, 2016
- Cadillac Escalade / ESV: 2015
- Cadillac XTS: 2015
- Chevrolet Corvette: 2015
- Chevrolet Impala: 2015-2016 (New Style)
- Chevrolet Silverado 1500/2500/3500: 2015
- Chevrolet Sonic: 2015-2018
- Chevrolet Suburban 1500: 2015
- Chevrolet Tahoe: 2015
- GMC Sierra 1500/2500/3500 & Denali Models: 2015
- GMC Yukon / Yukon XL 1500: 2015
Frequently Asked Questions
How does the cloning service work?
After you place your order, we will contact you with instructions to ship your original BCM to our facility. Once we receive it, our technicians will extract the unique data and transfer it to the replacement module. We then ship the fully programmed module back to you, ready for installation.
Do I need to program this BCM at the dealer?
No. The entire point of our service is to save you that trip and expense. The module you receive will be pre-programmed with your vehicle’s specific information, making it a plug-and-play replacement.
How long does the process take?
We typically program and ship your replacement BCM within 1-2 business days of receiving your original module. You will receive tracking information as soon as it ships.
Will this fix my specific problem?
This part resolves issues directly caused by a faulty BCM. If you are experiencing symptoms like erratic lights, window/lock failure, or communication-related trouble codes (U-codes), a faulty BCM is the most likely cause. Proper diagnosis is key.
What if the airbag light comes on after I install it?
This is a possibility on some GM vehicles. It simply means the new BCM needs to be electronically introduced to the airbag module. A repair shop with a professional-grade scan tool can perform the ‘Setup SDM Primary Key in BCM’ procedure in a few minutes to resolve this.