Restore Your Truck’s Electrical System with a Plug-and-Play Solution
If you’re dealing with baffling electrical issues in your 2015 Silverado 2500—like flickering lights, malfunctioning power windows, or a security system that has a mind of its own—a failing Body Control Module (BCM) is the likely culprit. As the central nervous system for your vehicle’s body electronics, a faulty BCM can cause widespread, frustrating problems. This isn’t just an inconvenience; it can affect vehicle security and safety. We offer a simple, reliable, and cost-effective solution to get your truck back in perfect working order without the high costs and scheduling hassles of a dealership visit.
Our service provides you with a fully programmed BCM, ready for installation. The process is straightforward: after your purchase, you’ll ship your original BCM to us. We then transfer all the critical data—including VIN, mileage, and key information—to a replacement unit. This cloning service ensures the replacement module is a perfect match for your vehicle’s specific configuration. We ship the ready-to-install BCM back to you, making the repair as simple as swapping the part. This is the definitive fix for your 2015 Silverado 2500 BCM problems.
From the Diagnostic Bay: The Case of the Haunted Silverado
I remember a 2015 Silverado 2500 rolling into my shop last fall. The owner was at his wit’s end. The dome lights would randomly turn on, the radio would shut off, and he’d get intermittent ‘Service StabiliTrak’ warnings. He’d already replaced the battery and checked grounds, but the gremlins persisted. A quick scan with my pro-level tool showed a slew of U-codes, all pointing to communication loss with the BCM. Instead of a new, blank module that would require hours of programming at the dealer, we opted for a cloned BCM. He sent his original module in, we performed the data transfer, and he had the replacement back in a few days. He installed it himself in under 30 minutes. The truck has been fault-free ever since—a perfect example of how the right part and service can save hundreds of dollars and a major headache.
Is Your Truck Plagued by Electrical Gremlins?
A failing BCM can manifest in numerous ways. If you’re experiencing any of the following, it’s a strong indicator that your module needs attention:
- âś” Power windows, door locks, or mirrors operating erratically or not at all.
- âś” Interior or exterior lights flickering, staying on, or not turning on.
- âś” The anti-theft or security system light is illuminated, potentially causing a no-start condition.
- âś” False warnings on the dashboard instrument cluster (e.g., door ajar, service system messages).
- âś” Diagnostic Trouble Codes (DTCs) such as U0140, B1325, or other communication-related faults.
- âś” Wipers or horn activating unexpectedly.
Your Straightforward BCM Installation Guide
Installing your pre-programmed BCM is a job most DIYers can handle with basic tools. For the 2015 Silverado 2500, the BCM is typically located under the driver’s side of the dashboard, near the steering column.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes before starting work.
- Locate the Original BCM: On your Silverado or Sierra, it’s usually found under the steering column. It’s a black plastic box with several large multi-pin electrical connectors.
- Disconnect and Remove: Carefully unplug all electrical connectors. They have locking tabs that must be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket and remove it from the vehicle.
- Install the New Module: Seat the replacement BCM into the mounting bracket and securely plug in all the electrical connectors. You should hear a ‘click’ as they lock into place.
- Reconnect Power: Re-attach the negative battery terminal.
- Perform Final Checks: Start the vehicle and test all body functions—windows, locks, lights, wipers, etc.—to confirm the repair was successful.
Important Post-Installation Notes
While our cloning service makes this a plug-and-play repair, some vehicle systems may require a relearn procedure. If the airbag light is on, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. Additionally, a ‘Brake Pedal Position Relearn’ may be necessary on some models to ensure proper brake light and traction control operation. Always consult a factory service manual for your specific vehicle if you are unsure.
Guaranteed Fitment for Your GM Vehicle
This BCM, identified by part number 13587704, is compatible with a wide range of GM vehicles. It is a direct replacement for part numbers 13592137, 13506935, 13506936, 13587704, and 13594764. Please verify your part number and check the list below to ensure compatibility.
- ATS (2015-2016)
- Corvette (2015)
- CTS (2015-2016)
- Escalade & Escalade ESV (2015)
- Impala (2015-2016)
- Sierra 1500 / Denali 1500 (2015)
- Sierra 2500 / Denali 2500 (2015)
- Sierra 3500 / Denali 3500 (2015)
- Silverado 1500 Pickup (2015)
- Silverado 2500 Pickup (2015)
- Silverado 3500 Pickup (2015)
- Sonic (2015-2018)
- Suburban 1500 (2015)
- Tahoe (2015)
- XTS (2015)
- Yukon & Yukon XL 1500 (2015)
Frequently Asked Questions
How does the BCM cloning service work?
After you place your order, we will provide instructions for you to ship your original BCM to us. We then extract the vehicle-specific data and transfer it to the replacement module. This makes the new unit a perfect electronic match, eliminating the need for dealer programming.
Will I need to program this BCM after I install it?
No. The module arrives pre-programmed and ready for installation. Our cloning service handles all the necessary programming, making this a true plug-and-play solution.
Is there a core charge or do I need to send my old part back?
You must send your original BCM to us for the cloning service. However, there is no separate core charge, and we will return your original module along with the newly programmed one if you request it.
Where is the BCM located on my 2015 Silverado 2500?
The BCM is typically located under the driver’s side dashboard, near the steering column and fuse panel. It’s a black module with multiple large wiring harnesses connected to it.
What if my airbag light turns on after installation?
In some cases, the new BCM needs to be electronically synced with the airbag system. This requires a professional-grade scan tool to perform the ‘Setup SDM Primary Key in BCM’ procedure to clear the light.