If you’re dealing with bizarre electrical gremlins in your truck—like power windows with a mind of their own, flickering dash lights, or a security system that prevents your engine from starting—you’ve likely pinpointed the culprit: a failing Body Control Module (BCM). As an automotive diagnostician for over two decades, I’ve seen firsthand how a bad BCM can turn a reliable truck into a frustrating puzzle. The BCM is the central command for your vehicle’s body electronics, and when it fails, chaos ensues.
Forget the dealership hassle and the exorbitant programming fees. We offer a straightforward, reliable solution: a professionally programmed replacement BCM. This isn’t just a part off a shelf; this is a comprehensive service. You simply send us your original BCM, and we transfer all of its vital data—including your vehicle’s VIN, security information, and specific options—to this fully tested replacement module. The result? A true plug-and-play component that restores full functionality to your vehicle without any additional programming required on your end.
A Technician’s Notebook: The Silverado with a Mind of Its Own
A customer brought in a 2015 Silverado 2500 that was driving him crazy. The radio would turn on and off, the dome light would stay on, and occasionally the truck wouldn’t recognize the key fob. He’d already replaced the battery and checked all the fuses. After connecting my scan tool, I saw a slew of communication error codes (U-codes) pointing to the BCM. Instead of a costly new module and hours of programming at the dealer, we opted for a cloned unit. We had his original BCM cloned, and he installed the replacement himself in under 30 minutes. The truck’s electrical system was immediately stable—problem solved, and one very happy customer.
Is Your Truck Showing These BCM Failure Symptoms?
A faulty BCM can manifest in numerous ways. If you’re experiencing any of the following, this module is your solution:
- ✔ Intermittent or non-functional power windows, door locks, or mirrors.
- ✔ Erratic interior or exterior lighting (flickering, staying on, or not working at all).
- ✔ The security or anti-theft light is on, causing a no-start condition.
- ✔ False warnings on the instrument cluster (e.g., “Service 4WD” or “Service StabiliTrak”).
- ✔ Key fobs that stop working or work intermittently.
- ✔ Diagnostic trouble codes (DTCs) related to communication loss with other modules, such as U0140, U0155, or U0164.
- ✔ Horn honking unexpectedly or not working when pressed.
The Simple Path to a Reliable Fix for Your 2015 Silverado 3500 BCM
Our cloning service is designed to be as simple as possible. After your purchase, we’ll contact you with clear instructions for shipping your original module to our facility. Our expert technicians will handle the entire data transfer process using specialized equipment, ensuring a perfect match. We then ship the programmed replacement BCM back to you, ready for installation. It’s the most efficient way to get your truck back on the road without the dealership headache.
Your Straightforward BCM Installation Guide
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- ✔ Locate the BCM: On most GM trucks and SUVs from this era, the BCM is located under the driver’s side of the dashboard, often near the steering column or against the firewall.
- ✔ Remove Trim Panels: You may need to remove a lower dash panel or knee bolster to gain access. These are typically held in by a few clips or screws.
- ✔ Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that must be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- ✔ Install the New BCM: Mount your newly programmed BCM in the same location and reconnect all electrical harnesses. Ensure they click securely into place.
- ✔ Post-Installation Checks: Reconnect the battery. Start the vehicle and test all body functions: lights, windows, locks, horn, and radio. Refer to the post-installation procedures below if any warning lights appear.
Important Post-Installation Information
While our programming makes this a plug-and-play repair, some vehicle systems may require a relearn or sync procedure after the BCM is reconnected. This is normal and depends on your vehicle’s specific configuration.
- Airbag System Sync: If the airbag warning light is illuminated after installation, a ‘Setup SDM Primary Key in BCM’ procedure must be performed with a professional scan tool. This syncs the BCM with the airbag system. This is only needed if the light is on.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration may be necessary to ensure correct brake light and traction control operation.
- No Core Charge: You are not required to return your original module to us after the service. Keep it!
Disclaimer: Vehicle systems vary. Always consult a factory service manual or a qualified technician if you are unsure about any step.
Verified Compatibility for Your Vehicle
This BCM cloning service is compatible with a wide range of GM vehicles. Please verify your part number and model from the list below. This module is a direct replacement for part numbers: 13594692, 13594768, 13593214, 13580690, 13591519, and 13594769.
- ATS (2014)
- CAPRICE / SS CAPRICE (2014-2017)
- CORVETTE (2014)
- CTS (2014 Sedan, VIN A)
- ESCALADE / ESCALADE ESV (2015)
- IMPALA (2015-2019, New Style)
- SIERRA 1500 / DENALI 1500 (2014)
- SIERRA 2500 / 3500 / DENALI 2500 / DENALI 3500 (2015)
- SILVERADO 1500 (2014)
- SILVERADO 2500 PICKUP / 3500 PICKUP (2015)
- SUBURBAN 1500 (2015)
- TAHOE (2015)
- XTS (2014)
- YUKON / YUKON XL 1500 (2015)
Frequently Asked Questions
How does the BCM cloning service work?
After you place your order, you’ll ship your original BCM to us. We extract the unique data from your module and flash it onto the replacement unit. We then ship the programmed module back to you, ready for installation. This process ensures all your vehicle’s specific features and security settings are retained.
Why is cloning better than just installing a used BCM from a junkyard?
A standard used BCM will have the VIN and options from the donor vehicle, which will cause a conflict in your truck. This leads to a no-start condition, incorrect feature operation, and requires expensive dealer programming. Our cloning service makes the replacement module an exact electronic match to your original.
Will I need to visit a dealer or mechanic for programming?
No. The entire point of our service is to eliminate the need for additional programming. Once you receive the module back from us, it’s ready to be installed and will function correctly without any further steps.
What if my airbag light is on after I install the new BCM?
In some cases, the BCM needs to be electronically ‘shaken hands’ with the airbag module (SDM). This is a simple ‘Setup SDM Primary Key in BCM’ procedure that can be done with a professional-grade scan tool. It is only necessary if the light appears after installation.
Is there a core charge for my old part?
No, there is no core charge. We only need your original module to perform the data transfer. You can keep it afterward.
How long does the process take?
Once we receive your module, our service is typically completed within 1-2 business days. We then ship it back to you, and you will receive a tracking number at that time.