Restore Your Vehicle’s Electronics with a Plug-and-Play BCM
If your 2011 Buick Regal is acting possessed—with flickering lights, malfunctioning power windows, or a security system that has a mind of its own—you’re likely dealing with a failing Body Control Module (BCM). As a technician with over two decades of experience, I’ve seen how a faulty BCM can create some of the most frustrating and difficult-to-diagnose electrical gremlins. It’s the central command for your car’s comfort and convenience features, and when it fails, it can make your vehicle nearly unusable.
This isn’t just a replacement part; it’s a complete, hassle-free solution. We offer a professional cloning service where we transfer the precise data from your original BCM to this replacement unit. This means your vehicle’s specific configuration, key FOB data, and security information are perfectly preserved. The result is a truly plug-and-play module that eliminates the need for expensive and time-consuming dealership programming. You get your car back to normal without the headache.
I remember a 2012 Chevy Equinox that came into the shop with a laundry list of bizarre symptoms. The radio would turn on and off by itself, the dome light wouldn’t work, and the car would intermittently refuse to start. The owner had already replaced the battery and checked all the fuses. After connecting my scan tool, I found a slew of communication error codes (U-codes) pointing to a network issue originating with the BCM. Instead of a costly new module and programming, we used a cloned unit. The customer shipped us their old BCM, we transferred the data, and sent the new one back. It was a 15-minute install for them, and it solved every single issue instantly. This service is a game-changer for these types of repairs.
Common Signs of a Failing BCM
A failing Body Control Module can cause a wide range of issues. If you’re experiencing any of the following, your BCM is the likely culprit. This is especially true if you see communication DTCs like U0140, U0155, or other related body codes (B-codes).
- ✔ Power windows, door locks, or mirrors operate intermittently or not at all.
- ✔ Interior or exterior lights flicker, stay on, or won’t turn on.
- ✔ The vehicle’s anti-theft or security system engages randomly, causing a no-start condition.
- ✔ The horn honks unexpectedly or doesn’t work when pressed.
- ✔ Warning lights for the airbag, ABS, or traction control system appear on the dashboard.
- ✔ Wipers behave erratically, turning on by themselves or not shutting off.
A Straightforward Guide to Installation
Installing your pre-programmed 2011 Regal Body Control Module is a direct swap. By having us clone your original unit, you bypass the need for any special diagnostic tools for programming.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait about 10 minutes to ensure all systems are powered down.
- Locate the BCM: On the 2011 Buick Regal, the BCM is typically located on the left-hand (driver’s) side of the dashboard, often behind the kick panel or lower dash trim.
- Remove the Old Module: Carefully disconnect the electrical connectors. These usually have locking tabs that need to be pressed or lifted. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed BCM in the same location and securely reconnect all electrical connectors. Ensure they click into place.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position (without starting the engine) and test all body functions—lights, locks, windows, wipers, etc.—to confirm proper operation.
Important Post-Installation Information
While our cloning service makes this a plug-and-play repair, some vehicle systems may require a ‘handshake’ with the new BCM. Please be aware of the following potential procedures:
- Airbag System Sync: If your airbag warning light is illuminated after installation, a simple sync procedure called ‘Setup SDM Primary Key in BCM’ may be needed. This requires a professional scan tool and ensures the airbag system communicates correctly with the new BCM.
- Brake Pedal Position Relearn: On some models, the brake pedal position sensor may need to be recalibrated to ensure accurate brake light operation and to prevent issues with the traction control system.
Disclaimer: Vehicle systems vary. For detailed instructions specific to your exact model, we always recommend consulting a factory service manual or a certified automotive technician.
Verified Vehicle Compatibility
This BCM is a direct-fit replacement for a wide range of General Motors vehicles that use part number 13501739 or any of the other interchangeable part numbers listed below. Please verify your vehicle and options match the list.
- Buick LaCrosse: 2011, 2012
- Buick Regal: 2011 (w/ opt AUA)
- Cadillac SRX: 2011, 2012
- Chevrolet Camaro: 2011 (Convertible)
- Chevrolet Cruze: 2012
- Chevrolet Equinox: 2011
- Chevrolet Orlando: 2012
- Chevrolet Volt: 2011, 2013
- GMC Terrain: 2011
Compatible Part Numbers: 13579004, 13580198, 13582396, 13583450, 13586856, 13582688, 13586278, 13501737, 13501739, 13577924, 13580773, 13583451
Frequently Asked Questions
What is a BCM cloning service?
Our cloning service is a process where we transfer all the essential vehicle-specific data—like security information, key FOB programming, and optional feature settings—from your original BCM to the replacement unit. This makes the new module plug-and-play, avoiding the need for dealer programming.
Do I need to take my car to the dealer after installation?
No. Because the replacement module is cloned with your car’s original data, you will not need to visit a dealer for programming. This saves you significant time and money.
Will my original keys and remote FOBs still work?
Yes, absolutely. The cloning process transfers all your key and remote information, so they will work immediately upon installation without any reprogramming.
How does the mail-in process work?
After you place your order, we will contact you with detailed instructions for shipping your original BCM to our facility. Once we receive it, we perform the cloning service and ship your new, programmed BCM back to you with tracking information.
What if the airbag light comes on after I install it?
In some cases, the BCM and the airbag system (SDM) need to be electronically re-synced. This is a simple procedure called ‘Setup SDM Primary Key in BCM’ that can be performed by any professional shop with a compatible high-level scan tool.
Is there a core charge for this part?
No, there is no core charge. We need your original module to perform the cloning service, but you are not required to leave it with us. However, most customers find it convenient to let us handle the disposal of the old, faulty unit.