Restore Your Tahoe’s Electrical System with a Plug-and-Play Solution
Are you battling frustrating and unpredictable electrical problems in your 2015 Chevy Tahoe? Issues like flickering lights, malfunctioning power windows or locks, and random warning messages on your dash are often traced back to a single, critical component: the Body Control Module (BCM). As the central nervous system for your vehicle’s body electronics, a failing BCM can cause chaos. Dealerships often quote a fortune for a replacement and the necessary programming. We offer a smarter, more affordable path forward.
This is a comprehensive cloning service for your 2015 Tahoe BCM. Instead of shipping you a blank module that requires expensive dealer tools, you send us your original BCM. We then transfer all the vital information—including your vehicle’s VIN, security keys, and specific options—to a fully tested replacement unit. The module you receive back from us is 100% plug-and-play, eliminating the need for any additional programming. It’s the most reliable way to get your truck back to normal without the dealership headache.
Case Study: A Tricky Diagnosis
A customer brought in a 2015 Suburban (which uses the same BCM as the Tahoe) with a complaint that stumped two other shops. The dome lights wouldn’t turn off, the radio display would randomly go blank, and the power liftgate worked intermittently. There were no specific check engine lights, just a slew of communication (U-codes) and body fault codes. After verifying power and grounds to the BCM, we noticed slight corrosion on one of the main connectors. This moisture intrusion had internally shorted the BCM. By cloning his original module’s data onto our replacement, we solved all the issues in one shot, saving him from a costly diagnostic runaround at the dealer.
Is Your Truck Showing These Symptoms?
- ✔ Power windows, door locks, or mirrors operating erratically or not at all.
- ✔ Interior or exterior lights flickering, staying on, or failing to activate.
- ✔ The security system preventing the vehicle from starting (blinking security light).
- ✔ Unresponsive key fob or push-to-start system.
- ✔ False warnings on the instrument cluster (e.g., “Service Airbag,” “Service StabiliTrak”).
- ✔ Communication error codes, often starting with ‘U’ (e.g., U0140 – Lost Communication With Body Control Module).
Our Straightforward Mail-In Service Guide
- ✔ Step 1: Securely package your original BCM and ship it to us. We will provide the shipping address after your purchase.
- ✔ Step 2: Once we receive your module, our technicians will perform a full data transfer to the replacement BCM. This process typically takes 1-2 business days.
- ✔ Step 3: We ship your newly programmed, plug-and-play BCM back to you with tracking information. No core charge is required—you can keep your original part.
A Simple Guide to Installation
- ✔ Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- ✔ Locate the BCM: In most 2015 Tahoe and Suburban models, the BCM is located under the steering column, behind the driver’s side lower dash panel.
- ✔ Remove the Old Module: Carefully disconnect all electrical connectors. They have locking tabs that need to be depressed. Once unplugged, unbolt the module from its mounting bracket.
- ✔ Install the New Module: Mount the programmed BCM you received from us and securely reconnect all electrical connectors. Ensure they click into place.
- ✔ Final Steps: Reconnect the negative battery terminal. Start the vehicle to confirm that the electrical issues are resolved.
Important Post-Installation Notes
While our cloning service makes this a plug-and-play repair, some vehicle systems may require a relearn procedure after the BCM is reconnected. This is normal. Key items to be aware of include:
- Airbag System Sync: If the airbag warning light is illuminated after installation, a ‘Setup SDM Primary Key in BCM’ procedure must be done with a professional scan tool. This syncs the airbag system with the new BCM.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration may be needed to ensure correct brake light and traction control operation.
Disclaimer: Vehicle systems and required procedures can vary. We always recommend consulting a factory service manual or a qualified technician for specific guidance.
Guaranteed Vehicle Compatibility
This BCM service is compatible with part number 13587704 and interchanges with 13592137, 13506935, 13506936, and 13594764. It is confirmed to fit the following GM vehicles:
- 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
Why do I need to send my original BCM to you?
Your original BCM stores your vehicle’s unique VIN, security information, and optional features (like keyless entry, specific lighting, etc.). By cloning this data, we ensure the replacement module works perfectly with your truck without any need for expensive dealership programming. It’s a true plug-and-play fix.
Is this difficult to install myself?
For someone with basic mechanical skills, the physical swap is straightforward. The BCM is typically held in by a few bolts and has several electrical connectors. The main challenge is accessing it under the dash. Our cloning service handles the difficult electronic programming part for you.
What happens if I just install a used BCM from a junkyard?
A used BCM from another vehicle will have the wrong VIN and security data. This will almost certainly cause a no-start condition, trigger the anti-theft system, and cause features in your vehicle to not work correctly. It must be programmed to your specific vehicle.
How long does the entire process take?
Once we receive your module, the programming service itself takes about 1-2 business days. The total turnaround time will depend on the shipping speed you choose to send your module to us and for us to return it.
Is there a core charge?
No, there is absolutely no core charge for this service. You can keep your original module after we have completed the data transfer.