Tired of Chasing Electrical Gremlins in Your GM Vehicle?
If your 2014 Impala is suffering from bizarre electrical issues—like power windows with a mind of their own, flickering interior lights, or random security system alerts—you’re likely dealing with a failing Body Control Module (BCM). As the central computer for your car’s body electronics, a faulty BCM can turn your daily drive into a frustrating guessing game. It’s a common issue, but the solution doesn’t have to involve expensive dealership visits and programming fees.
We offer a straightforward and reliable fix. This is a replacement BCM that comes fully programmed with your vehicle’s original data. How? Through our simple mail-in cloning service. You send us your original BCM, and our expert technicians transfer all the critical information (like VIN, key data, and specific options) to this replacement unit. The result is a true plug-and-play module, ready for installation right out of the box. This process eliminates the need for a trip to the dealer and the use of a specialized scan tool for programming, saving you significant time and money.
From the Diagnostic Bay: The Case of the Confused Impala
A customer brought in a 2014 Impala that was a diagnostic nightmare. The radio would shut off, the door locks would cycle randomly while driving, and the anti-theft light would flash intermittently. They had already replaced the battery and checked all the fuses. After connecting my scan tool, I noticed communication errors with multiple systems, all pointing back to one central hub: the BCM. Instead of a costly new module and hours of programming at the dealership, we used a cloned unit. We had them ship their original BCM, transferred the data, and sent the replacement back. The installation took them less than 30 minutes, and every single electrical gremlin was gone. It’s a perfect example of how a precisely programmed 2014 Impala BCM can be the most effective fix.
Common Signs of a Failing BCM
- ✔ Erratic or non-functional power windows, door locks, and mirrors.
- ✔ Interior or exterior lights that stay on, flicker, or don’t work at all.
- ✔ The security system engaging randomly or preventing the car from starting.
- ✔ Horn honking unexpectedly or not working when pressed.
- ✔ Inconsistent or failed operation of the windshield wipers.
- ✔ Dashboard warning lights (like ABS or Airbag) illuminating due to communication loss with the BCM.
Your Straightforward Installation Guide
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- ✔ Locate the BCM: On the 2014 Impala (New Style, VIN 1), the BCM is located on the left-hand (driver’s) side of the dashboard. Access may require removing lower dash panels.
- ✔ Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. Note their orientation. Then, unbolt the module from its mounting bracket.
- ✔ Install the New Module: Mount your new, pre-programmed BCM in the same location. Securely reconnect all electrical connectors to their correct ports.
- ✔ Reconnect Power: Re-attach the negative battery terminal and tighten it securely.
- ✔ Test Functionality: Start the vehicle and test all body functions—windows, locks, lights, wipers, etc.—to confirm the repair.
Important Post-Installation Information
While our cloning service makes this a plug-and-play solution for most functions, some vehicle systems may require a ‘handshake’ with the new BCM. Please be aware of the following potential procedures:
- Airbag System Sync: If the airbag warning light is on after installation, a ‘Setup SDM Primary Key in BCM’ procedure is needed. This requires a professional-grade diagnostic tool to sync the airbag system with the new 2014 Impala BCM.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration might be necessary to ensure correct brake light and traction control operation.
Disclaimer: Specific procedures can vary. We always recommend consulting a factory service manual or a qualified technician if you are unsure about any step.
Verified Vehicle Compatibility
This module is a direct replacement for part numbers 13586589, 13589093, and 13580689. It is guaranteed to fit the following vehicles:
- 2013 Cadillac ATS – Body Control (BCM); (on firewall)
- 2013 Cadillac XTS – Body Control (BCM); (left front hinge pillar)
- 2013-2014 Chevrolet Sonic – Body Control (BCM); (RH rear quarter panel)
- 2014 Chevrolet Impala – Body Control (BCM); VIN 1 (4th digit, New Style), (LH dash)
Frequently Asked Questions
How does the programming service work?
After you place your order, we will contact you with instructions to ship your original BCM to our facility. Once we receive it, we extract the unique data and flash it onto the replacement module. We then ship the ready-to-install BCM back to you.
Do I need to send my original BCM?
Yes. This service requires your original module to perform the data clone. This ensures 100% compatibility with your vehicle’s specific options and security system, making installation simple.
Is there a core charge?
No, there is no core charge for this item. You can keep your original, non-functional module after you ship it to us for the cloning service.
Will this fix my specific problem?
This part is a solution for a faulty BCM. If your vehicle’s issues match the common failure symptoms listed (erratic lights, locks, windows, etc.), this is very likely the fix you need. A proper diagnosis is always recommended.
What if my airbag light comes on after installation?
This is a known possibility. The airbag module (SDM) may need to be electronically synced to the new BCM. This is a simple procedure called ‘Setup SDM Primary Key in BCM’ that can be performed by any professional shop with a compatible scan tool.