Tired of Unpredictable Electrical Problems in Your Buick Regal?
If you’re dealing with flickering lights, power windows with a mind of their own, a dead dashboard, or a car that refuses to start, you’re likely facing a failing Body Control Module (BCM). As the central hub for your vehicle’s electronic accessories, a faulty BCM can turn your reliable Regal into a source of daily frustration. The dealership solution often involves expensive new parts, complex programming, and days of vehicle downtime. We offer a smarter, more efficient fix.
This is a comprehensive cloning service for your 2013 Regal BCM. Here’s how it works: you send us your original module, and we transfer all its critical data—including VIN, key information, and vehicle-specific settings—to this fully tested replacement unit. The result? A true plug-and-play module that requires no additional programming upon installation. You get your car back on the road quickly, without the dealership price tag or hassle.
Case Study: A Tricky Diagnosis
A customer brought in a 2014 Chevy Cruze (which uses a very similar BCM) with a bizarre issue: the radio would stay on after the key was removed, draining the battery overnight. They had already replaced the battery and checked the ignition switch. After connecting my scan tool, I noticed intermittent communication loss codes with the BCM (U0140). Instead of a complete failure, the module was glitching, failing to send the proper ‘power off’ signal. By cloning his original BCM data to a replacement unit like this one, we preserved all his settings and solved the phantom battery drain in an afternoon—a fix that saved him from a costly and time-consuming diagnostic chase at the dealer.
Common Signs of a Failing BCM
A failing BCM can cause a wide range of symptoms. If you’re experiencing any of the following, this module is your solution:
- ✔ Unresponsive power windows, locks, or interior/exterior lights.
- ✔ The security or anti-theft light stays on, preventing the car from starting.
- ✔ Dashboard gauges behaving erratically or not working at all.
- ✔ Intermittent no-start or no-crank conditions.
- ✔ Diagnostic trouble codes (DTCs) related to communication loss, such as U0140, U0155, or other U-codes.
- ✔ Horn honking unexpectedly or not working when pressed.
Your Straightforward BCM Installation Guide
Installing your newly programmed module is a simple process. While the BCM location varies slightly across models, the general steps are consistent.
- Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- Locate the BCM: On the 2013 Buick Regal, the BCM is typically found in the driver’s side of the dash. For other models, it may be in the kick panel or under the center console.
- Remove the Old Module: Carefully disconnect the electrical connectors. Most have a locking tab that needs to be pressed or lifted. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New Module: Seat the replacement BCM onto the mounting bracket and securely reconnect all electrical connectors. You should hear a ‘click’ as they lock into place.
- Reconnect the Battery: Reattach the negative battery terminal.
- Test All Functions: Start the vehicle and test your lights, windows, locks, horn, and other accessories to confirm everything is working correctly.
Important Post-Installation Notes
In some cases, minor follow-up procedures may be needed to sync vehicle systems. This is normal and depends on your specific model’s configuration.
- Airbag System Sync: If the airbag warning light is illuminated after installation, a professional scan tool is required to perform the “Setup SDM Primary Key in BCM” procedure. This syncs the airbag system with the new BCM.
- Brake Pedal Position Relearn: Some models may require a brake pedal position sensor recalibration to ensure proper brake light and traction control operation.
Disclaimer: We always recommend consulting a factory service manual or a qualified technician if you are unsure about any part of the process.
Verified Vehicle Compatibility
This module is a direct-fit replacement for part numbers 13584695, 13586273, 13580697, 13588447, 13589197, 13589324, and 13589325. It is guaranteed to fit the following vehicles:
- Buick Encore: 2013-2014
- Buick Regal: 2013
- Buick Verano: 2013-2017
- Cadillac SRX: 2013
- Chevrolet Cruze: 2013-2015, 2016 (Limited VIN P)
- Chevrolet Equinox: 2013-2017
- Chevrolet Malibu: 2013
- Chevrolet Orlando: 2013-2014
- Chevrolet Spark: 2014-2015 (Gasoline Model)
- Chevrolet Trax: 2013-2014
- Chevrolet Volt: 2013
- GMC Terrain: 2013-2017
Frequently Asked Questions
Frequently Asked Questions
How does the cloning service work?
After you place your order, we will provide you with instructions to ship your original BCM to us. We then extract the unique data and transfer it to the replacement module. This makes the new part plug-and-play, with no dealer programming needed.
Do I need to send in my keys?
No, you do not need to send your keys. Because we clone the data from your original module, the replacement unit will recognize your existing keys automatically.
How long does the process take?
We typically program and ship your replacement module the same day we receive your original. We will send you a tracking number as soon as it’s on its way back to you.
Is this a guaranteed fix for my car’s problems?
This module will fix issues directly caused by a faulty BCM. It’s crucial to ensure the BCM has been correctly diagnosed as the source of the problem. If you’re unsure, we recommend consulting a professional mechanic.
What if my original BCM is completely dead or not communicating?
In most cases, we can still recover the necessary data even from a non-communicating or water-damaged module. Please contact us with details about your module’s condition if you have concerns.
Is there a core charge?
No, there is no core charge. After we clone your data, you are welcome to keep your original module.