Is Your GM Truck or SUV Plagued by Electrical Gremlins?
Are you dealing with flickering lights, power windows that have a mind of their own, a security system that won’t cooperate, or random warning lights on your dash? These frustrating and often unpredictable issues are common signs of a failing Body Control Module (BCM). The BCM is the central nervous system for your vehicle’s electronic accessories, and when it starts to fail, it can cause a wide range of problems that are difficult to diagnose. Don’t let a faulty module compromise your vehicle’s functionality and your peace of mind.
From the Diagnostic Bay
We once had a 2015 Silverado in the shop with the strangest symptoms. The dome lights would stay on, the radio would randomly shut off, and the driver’s side power lock was completely dead. The owner had already replaced the battery and checked all the fuses, but the problems persisted. After connecting our scan tool, we saw multiple communication errors pointing towards the BCM. Instead of sending him to a dealership for a costly new module and programming, we provided a cloned BCM using his original unit. He was back on the road the next day with all issues resolved, saving him hundreds of dollars and a massive headache.
The Simple, No-Hassle Solution: A Programmed BCM
Replacing a BCM isn’t as simple as swapping the part. A new or used module from a junkyard must be programmed by a dealership to your vehicle’s specific Vehicle Identification Number (VIN) and options. This process is expensive and time-consuming. Our mail-in programming service eliminates that step entirely. We take a fully tested, replacement BCM and transfer all the critical data from your original module. The result is a true plug-and-play component that is ready for installation the moment you receive it.
Common Symptoms of a Failing BCM
- ✔ Intermittent or non-working power windows, door locks, and mirrors.
- ✔ Headlights, taillights, or interior lights behaving erratically.
- ✔ Malfunctioning keyless entry or security system alarms.
- ✔ Inoperative windshield wipers or horn.
- ✔ False warning lights on the instrument cluster (e.g., ABS, Airbag, Traction Control).
- ✔ Communication errors with diagnostic scan tools.
- ✔ Unexplained battery drain when the vehicle is off.
Your Plug-and-Play 2015 Sierra 2500 BCM Solution
This service is designed to be the most straightforward path to fixing your vehicle. Here’s how it works:
- Place Your Order: Purchase this BCM service. Ensure your contact information is up-to-date.
- We Contact You: Our team will reach out with simple instructions and a shipping address for you to send your original BCM.
- Ship Your Module: Carefully package and ship your original BCM to us.
- We Program Your Replacement: Upon arrival, our technicians will professionally transfer all the necessary data from your old module to the replacement unit.
- Receive & Install: We ship the fully programmed BCM back to you. Simply install it, and you’re ready to go. No dealership visit required!
Post-Installation Procedures
While our goal is a 100% plug-and-play experience, some modern vehicle systems may require a simple recalibration after the BCM is installed. Please be aware of the following potential procedures:
- Airbag System Sync: If the airbag warning light is illuminated after installation, a ‘Setup SDM Primary Key in BCM’ procedure is needed. This syncs the airbag system with the new BCM and requires a professional-grade diagnostic tool.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration might be necessary to ensure correct brake light operation and traction control performance.
Always consult a factory service manual or a qualified technician for vehicle-specific guidance.
Part Number Compatibility
This module is a direct replacement for part numbers: 13594692, 13594768, 13593214, 13580690, 13591519, and 13594769. It fits a wide range of GM vehicles, including the Chevrolet Silverado, Suburban, Tahoe, Corvette, Impala, Caprice; GMC Sierra, Yukon; Cadillac Escalade, ATS, CTS, XTS, and more. Please verify your part number before ordering.
Frequently Asked Questions
What exactly does the Body Control Module do?
The BCM is a computer that manages and controls many of your vehicle’s non-engine-related electronic systems. This includes power windows, locks, lights, security system, wipers, and interior convenience features.
Why is this programming service necessary?
Modern BCMs are coded to a specific vehicle’s VIN and options. A module from another vehicle won’t work correctly. Our service clones your original module’s data onto the replacement, making it a perfect match for your vehicle and avoiding expensive dealer programming.
Is this part truly plug-and-play?
Yes, in over 95% of cases. Once we program the module with your vehicle’s data, you can simply install it and restore function. In rare cases, a minor relearn procedure like for the airbag or brake pedal sensor may be needed, as noted in the description.
How long does the entire process take?
We typically program and ship the replacement module within 1-2 business days of receiving your original BCM. The total time depends on shipping transit times to and from our facility.
What if my original BCM is completely dead or missing?
This service requires your original BCM to read the data from. If your module is missing, water damaged, or non-communicative, please contact us before ordering to discuss other possible solutions.