Are you dealing with baffling electrical issues in your 2014-2017 Buick Regal? Flickering dashboard lights, power windows with a mind of their own, or a key fob that works one minute and not the next? These aren’t just annoyances; they’re classic signs of a failing Body Control Module (BCM). As the central command center for your vehicle’s body electronics, a faulty BCM can cause widespread and frustrating problems. In my 20+ years of diagnostics, I’ve seen how a failing BCM can make a perfectly good car feel unreliable.
Forget the expensive and time-consuming trip to the dealership. We offer a straightforward and reliable solution: a professionally programmed 2014-2017 Regal Body Control Module. This isn’t just a part in a box; it’s a comprehensive service designed to get you back on the road with minimal hassle. We transfer the critical data from your original BCM to this replacement unit, ensuring it’s a true plug-and-play solution for your specific vehicle. This process preserves your car’s unique key codes, mileage, and other security settings, eliminating the need for costly dealer-only programming.
Case Study: A Tricky Diagnosis
A customer brought in a 2015 Regal with a ghost-in-the-machine problem. The radio would randomly shut off, the interior lights would flicker, and occasionally, the security light would stay on, preventing the car from starting. They had already replaced the battery and checked the alternator. After connecting my scan tool, I saw a slew of ‘U’ codes (U0140, U0155), indicating a loss of communication between modules. This pointed directly to the BCM. Instead of a new, unprogrammed unit from the dealer that would require hours of setup, we used this exact cloning service. The customer mailed in their BCM, we sent back the programmed replacement, and the install took them less than 30 minutes. All the electrical gremlins were gone instantly. It’s a testament to how effective this direct data transfer method is.
Telltale Signs of BCM Failure
If your Buick Regal or other compatible GM vehicle is experiencing these issues, a failing BCM is the likely culprit. Look out for:
- âś” Erratic or non-functional power windows, door locks, and mirrors.
- âś” Horn honking unexpectedly or not working at all.
- âś” Interior or exterior lights flickering, staying on, or not turning on.
- âś” Key fob recognition problems or anti-theft system alerts.
- âś” Dashboard warning lights appearing randomly (Check Engine, ABS, Airbag).
- âś” Diagnostic trouble codes (DTCs) related to communication errors, such as U0140, U0155, or B1001.
A Straightforward Guide to BCM Installation
Installing your programmed BCM is a simple process. For the 2014-2017 Regal, the BCM is typically located behind the left side of the dashboard. While specific locations vary by model, the general steps are consistent.
- Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- Locate the Original BCM: Access the BCM. In many of these vehicles, it’s behind a kick panel or the glove box.
- Disconnect and Remove: Carefully unplug the wiring harness connectors. They have locking tabs, so be gentle. Once disconnected, remove any bolts or clips holding the module in place.
- Install the New Module: Seat the replacement BCM and secure it with the original hardware. Reconnect all wiring harnesses firmly until they click into place.
- Reconnect Power: Reattach the negative battery terminal.
- Verify Operation: Start the vehicle and test all body functions—lights, locks, windows, radio, etc.—to confirm the repair.
Important Post-Installation Steps
Our programming service handles the heavy lifting, but some vehicle systems may require a quick sync-up after the new module is installed. This is normal and can often be done with a high-quality bidirectional scan tool.
- Airbag System Sync: If your airbag warning light is on after installation, a procedure called ‘Setup SDM Primary Key in BCM’ is needed to sync the airbag system with the new BCM.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor relearn may be required to ensure your brake lights and stability control systems function correctly.
Disclaimer: Vehicle systems vary. We always recommend consulting a factory service manual or a certified technician if you are unsure about any step.
Verified Vehicle Compatibility List
This BCM programming service is compatible with a wide range of GM vehicles. Please verify your part number and model from the list below. This unit is a direct replacement for part numbers: 13580698, 13578458, 13589115, 13589637, 13590173, 13590851, 13591300, 13592376, 13593775, 13593776, and 13594564.
- Buick LaCrosse: 2014-2015, 2016 (ID 13580698 or 13594564)
- Buick Regal: 2014-2017
- Cadillac ELR: 2014-2016
- Cadillac SRX: 2014-2016
- Chevrolet Camaro: 2014 (Convertible), 2015
- Chevrolet Malibu: 2014-2015, 2016 (Limited, VIN 1)
- Chevrolet Spark: 2014-2016 (EV Model)
- Chevrolet Volt: 2014-2015
Frequently Asked Questions
How does the mail-in programming service work?
It’s simple. After you purchase, we will contact you with instructions to ship your original BCM to our facility. Once we receive it, we extract the necessary data and program the replacement module. We then ship the ready-to-install BCM back to you with tracking information. The whole process is designed to be quick and seamless.
Do I need to send my keys with the module?
No, you do not need to send your keys. Our cloning process transfers your vehicle’s existing key data to the new module, so your current keys will work perfectly upon installation.
Is this a plug-and-play solution?
Yes, for over 99% of installations. Because we clone your vehicle’s original data, the replacement 2014-2017 Regal Body Control Module is recognized by your car’s other computers, eliminating the need for dealer programming. In rare cases, a minor relearn procedure like for the brake pedal sensor may be needed, as mentioned above.
What if my original BCM is completely dead or not communicating?
In many cases, even if the BCM is failing, we can still extract the necessary data. If you believe your module is completely unresponsive (e.g., due to water or fire damage), please contact us before ordering so we can discuss the available options.
What does ‘no core charge’ mean?
It means you are not required to pay an extra deposit (a core charge) and you don’t have to return your original failed part to us for a refund after the service is complete. You send it to us for the data transfer, but you are free to keep it afterward.