Is Your GM Vehicle Experiencing Strange Electrical Problems?
The Body Control Module, or BCM, is the central command center for your vehicle’s body electronics. It manages everything from your power windows and door locks to the interior lights, security system, and even certain aspects of the instrument cluster. When the BCM starts to fail, it can create a cascade of confusing and frustrating electrical gremlins that can be difficult to diagnose. You might experience flickering lights, a security system that won’t disarm, or power accessories that work intermittently or not at all. Don’t let a faulty BCM take control of your vehicle. This is the definitive solution to restore full functionality and peace of mind.
From the Diagnostic Bay
We recently had a 2015 Chevy Silverado in the shop with a classic case of BCM failure. The customer complained that his dome lights would randomly turn on while driving, the radio would cut out, and sometimes the truck wouldn’t recognize his key fob. After checking the usual suspects like fuses and wiring, we traced the issue to the BCM, which had signs of internal corrosion from moisture intrusion—a common issue. Instead of a costly trip to the dealer for a new module and programming, we used our cloning service. We transferred all the original data to a replacement unit. The customer got his truck back the next day with all issues resolved, saving him hundreds of dollars and significant downtime.
Common Symptoms of a Failing BCM
- ✔ Erratic or non-functional interior and exterior lights.
- ✔ Power windows, door locks, or mirrors operating intermittently.
- ✔ Vehicle security system faults or a car that won’t start due to anti-theft issues.
- ✔ Instrument cluster warning lights (like the airbag light) illuminating for no reason.
- ✔ Key fobs not being recognized by the vehicle.
- ✔ Wipers or radio turning on and off by themselves.
- ✔ False door ajar warnings on the dashboard.
The Simple, Plug-and-Play Solution: Our GM BCM Replacement Service
Forget about expensive dealership visits and complex programming procedures. Our unique cloning service makes this repair straightforward and affordable. The process is simple: you purchase this listing, we provide instructions for you to ship your original BCM to our facility. Once we receive it, our expert technicians will extract all the critical vehicle-specific data—including VIN, mileage, key programming, and option configurations—and flash it directly onto this fully tested replacement module. We then ship the newly programmed module back to you, ready for immediate installation. It’s a true plug-and-play fix that restores your vehicle’s electronic systems to perfect working order without any additional steps.
Compatible Part Numbers:
This module is a direct replacement for the following part numbers: 13592137, 13506935, 13506936, 13587704, 13594764. Please ensure one of these numbers matches the part you are replacing.
Installation and Post-Install Notes
Installation is typically straightforward, involving disconnecting the battery and swapping the modules. However, on modern GM vehicles, a couple of post-installation procedures may be necessary:
- Airbag System Sync: If the airbag warning light is on after installation, a professional scan tool is required to perform the ‘Setup SDM Primary Key in BCM’ procedure. This re-establishes communication between the new BCM and the airbag system.
- Brake Pedal Position Relearn: Some models may require a brake pedal position sensor recalibration to ensure proper operation of the brake lights and stability control systems.
We always recommend consulting a factory service manual or a qualified technician for vehicle-specific instructions.
Frequently Asked Questions
What exactly is a BCM cloning service?
Cloning is the process of reading the essential configuration data (like VIN, mileage, and key information) from your original BCM and writing it to a replacement unit. This makes the replacement module plug-and-play, avoiding the need for expensive dealership programming.
How long does the programming process take?
We typically program and ship your replacement BCM within 1-2 business days of receiving your original module. We will provide you with a tracking number as soon as it ships.
Is this a repair service for my original BCM?
No, this is not a repair service. You are purchasing a fully functional, tested replacement BCM that we will program with your vehicle’s data. You will not receive your original module back.
Will I need to visit a dealer after installing this part?
No! Our cloning service is designed to completely eliminate the need for dealer programming. In rare cases, as noted above, a simple relearn procedure for the airbag or brake pedal sensor may be needed, which can be done by most independent repair shops.
Why do you need my original BCM?
Your original BCM contains the unique software and security data specific to your vehicle’s VIN and options. We need it to extract this data to ensure the replacement module communicates perfectly with all other computers in your car.