Restore Full Control Over Your Vehicle’s Electronics
Is your 2015 Cadillac Escalade or other GM vehicle acting possessed? Flickering lights, unresponsive power windows, a security system that has a mind of its own, or warning lights that won’t turn off are classic signs of a failing Body Control Module (BCM). The BCM is the central nervous system for your vehicle’s body electronics, and when it falters, it can cause a cascade of frustrating and unpredictable problems. Instead of facing a costly trip to the dealership for a new module and programming fees, we offer a simple, reliable, and cost-effective solution.
This is a direct-replacement BCM that comes fully programmed to your vehicle’s specifications. How? Through our expert data transfer service. You simply send us your original BCM, and we transfer all the critical data—including VIN, mileage, and security information—to this replacement unit. The result is a true plug-and-play module that restores your vehicle’s functions without requiring any additional programming on your end. It’s the most straightforward way to solve complex electrical gremlins and get your luxury vehicle operating as it should.
From the Diagnostic Bay: The Case of the Confused Cadillac
I once had a 2015 Escalade roll into my shop with a laundry list of bizarre symptoms. The interior lights would randomly dim and brighten, the radio would shut off, and the power liftgate would refuse to open. The owner had already replaced the battery and had the alternator tested, but the problems persisted. A quick scan revealed multiple communication error codes (U-codes) pointing to the BCM. Instead of a complex rewiring job, we confirmed the BCM was the culprit. By providing a programmed module like this one, we had the customer back on the road the next day with all systems go—no dealership appointment needed. This service saves both time and money, turning a major headache into a simple component swap.
Is Your Vehicle Showing These Symptoms?
A failing BCM can manifest in many ways. If you’re experiencing any of the following, this module is likely the solution you need. Watch for communication error codes like U0140, U0155, or other related faults.
- ✔ Power windows, door locks, or seats not working or operating erratically.
- ✔ Interior or exterior lights flickering, staying on, or not turning on at all.
- ✔ The vehicle’s security system or keyless entry failing to respond.
- ✔ Unexplained battery drain that leaves you with a dead battery overnight.
- ✔ Dashboard warning lights (like the airbag or brake light) illuminating for no reason.
- ✔ Erratic behavior from the radio, climate control, or instrument cluster.
Your Guide to a Straightforward Installation
Installing your programmed 2015 Escalade BCM is a manageable task for a confident DIYer or any professional technician. Since we handle the programming, you just need to swap the part.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- Locate the BCM: On most compatible models like the Escalade, Tahoe, and Sierra, the BCM is located under the driver’s side of the dashboard, often near the steering column. Consult a service manual for your specific vehicle’s location.
- Remove the Old Module: Carefully unplug the electrical connectors. They have locking tabs that must be depressed to be released. Avoid pulling on the wires themselves. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed BCM in the same location. Securely reconnect all electrical connectors, ensuring they click into place.
- Reconnect and Test: Reconnect the negative battery terminal. Start the vehicle and test all body functions—windows, locks, lights, radio, etc.—to confirm the repair was successful.
Important Post-Installation Notes
In some cases, your vehicle may require a couple of simple relearn procedures after the BCM is installed. These are standard for many modern vehicles and can often be performed with a capable bi-directional scan tool.
- Airbag System Sync: If your airbag warning light is on after installation, a technician will need to perform the “Setup SDM Primary Key in BCM” procedure to sync the modules.
- Brake Pedal Position Relearn: To ensure proper brake light and stability control operation, a brake pedal position sensor relearn might be necessary.
Disclaimer: Vehicle systems vary. Always refer to a factory service manual or a qualified professional for vehicle-specific instructions.
Verified Vehicle Compatibility
This Body Control Module is a direct fit for a wide range of GM cars, trucks, and SUVs. It is compatible with part numbers 13592137, 13506935, 13506936, 13587704, and 13594764. Please verify your part number and check the list below to ensure proper fitment.
Fits: 2015 Cadillac Escalade, 2015-16 Chevrolet Impala, 2015-18 Chevrolet Sonic, 2015 Chevrolet Silverado/Sierra 1500/2500/3500, 2015 Chevrolet Suburban/Tahoe, 2015 Cadillac ATS/CTS/XTS, 2015 Chevrolet Corvette, 2015 GMC Yukon/Yukon XL, and more. Please check the detailed list for specific options and IDs.
Frequently Asked Questions
How does the programming service work?
After you place your order, we will contact you with instructions to ship your original BCM to us. Once we receive it, our technicians will transfer the necessary data to the replacement module and ship it back to you, typically within 1-2 business days.
Do I need to have the dealer program this module?
No. Our programming service makes this a plug-and-play installation. All the necessary vehicle-specific information is transferred from your old module, so no additional dealer programming is required.
What is a core charge?
There is no core charge for this item. You are not required to return your old module to us after the service, but we do need it initially to perform the data transfer.
Will this fix my specific electrical problem?
This module corrects issues directly caused by a failing BCM, such as problems with lights, locks, windows, and security systems. While it solves the most common electrical faults, proper diagnosis is key. Ensure your mechanic has confirmed the BCM is the source of the problem.
What if my airbag light comes on after installation?
This can happen occasionally. It simply means the new BCM needs to be electronically introduced to the airbag system’s computer (SDM). A professional scan tool is required to perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.