Restore Your Vehicle’s Central Nervous System
Are you battling a car that seems to have a mind of its own? Flickering dash lights, power windows that won’t budge, a security system that randomly immobilizes your engine, or other bizarre electrical gremlins are classic signs of a failing Body Control Module (BCM). As the central hub for your vehicle’s body electronics, a faulty BCM can turn your daily drive into a constant source of frustration. This isn’t just an inconvenience; it can affect vehicle security and safety systems. For your 2012 Verano BCM, we offer a straightforward and reliable solution that gets you back on the road without the exorbitant costs and scheduling headaches of a dealership visit.
Our unique service simplifies the entire repair process. Instead of selling you a blank module that requires complex and expensive dealer-specific programming, we perform a data cloning service. Here’s how it works: after your purchase, you’ll ship your original BCM to our facility. Our expert technicians will then extract the precise vehicle-specific data—including VIN, key information, and option configurations—and transfer it directly to this replacement module. The result is a true plug-and-play part, programmed specifically for your car. We then ship the ready-to-install BCM back to you, and you can keep your original module as there is no core charge.
A Technician’s Notebook: The Verano with a Ghost
I remember a 2012 Buick Verano that came into the shop a few years back. The owner was at his wit’s end. The radio would turn on and off, the interior lights would pulse, and occasionally, the car just wouldn’t start. He’d been to two other shops that couldn’t pinpoint the issue. After connecting my scan tool, I saw a slew of U-codes (communication errors) pointing to the BCM. Instead of a costly new module and hours of programming, we performed a cloning service just like this one. The customer was back in his car the next day, with all the ‘ghosts’ gone. It’s a testament to how a targeted, precise fix for the 2012 Verano BCM can solve a cascade of seemingly unrelated problems.
Common Signs of a Failing BCM
If your vehicle is exhibiting these symptoms, a faulty BCM is the likely culprit. A proper diagnosis is always recommended, but these are the most frequent indicators I’ve seen in my 20+ years of experience.
- ✔ Power windows, door locks, or mirrors working intermittently or not at all.
- ✔ Horn, wipers, or exterior lights behaving erratically.
- ✔ The anti-theft or security light stays on, preventing the engine from starting.
- ✔ Multiple, unrelated warning lights illuminated on the dashboard.
- ✔ Diagnostic trouble codes (DTCs) related to communication loss, such as U0140, U0155, or other U-codes.
- ✔ Inconsistent or non-functional remote keyless entry.
A Straightforward Guide to BCM Installation
This process is designed to be simple for both DIY enthusiasts and professional technicians. Since the module arrives pre-programmed, no special tools are needed for the software side of the job.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes to ensure all systems are powered down.
- Locate the BCM: In the 2012 Buick Verano, the Body Control Module is typically located below the center of the dashboard, often requiring the removal of a lower trim panel for access.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New Module: Mount the replacement BCM in the same position as the original. Firmly reconnect all electrical connectors, ensuring they click securely into place.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions—windows, locks, lights, and wipers—to confirm the repair was successful.
Important Post-Installation Information
While this module is programmed to be plug-and-play, certain vehicle systems may require a recalibration or sync procedure after the BCM is replaced. This is normal. Please be aware of the following possibilities:
- Airbag System Sync: If the airbag warning light is illuminated after installation, it means the new BCM needs to be synced with the airbag’s Sensing and Diagnostic Module (SDM). A professional scan tool is required to perform the ‘Setup SDM Primary Key in BCM’ procedure to clear the light.
- Brake Pedal Position Relearn: On some models, the brake pedal position sensor may need to be recalibrated. This is essential for the proper function of your brake lights and traction control system.
Disclaimer: Vehicle systems vary. We always recommend consulting a factory service manual or a certified technician if you are unsure about any step of the process.
Verified Vehicle Compatibility
This module is a direct replacement for part numbers 13580696, 123589093, 13588446, 13584692, and 13583542. It is guaranteed to fit the following vehicles:
- 2012 Buick Regal (LH dash)
- 2012 Buick LaCrosse (LH kick panel, ID 13580696)
- 2013 Buick LaCrosse (LH kick panel)
- 2012 Buick Verano (Below center of dash)
- 2012-2013 Chevrolet Camaro (RH dash)
- 2014 Chevrolet Camaro (RH dash, Coupe)
- 2012 Chevrolet Equinox (LH side dash)
- 2013 Chevrolet Spark (Left lower a-pillar)
- 2012 Chevrolet Volt (RH engine compartment)
- 2012 Cadillac SRX (LH dash, ID 13580696)
- 2012 GMC Terrain (LH side dash)
Frequently Asked Questions
Why do I need to send my original BCM to you?
Your original BCM contains vital security and configuration data unique to your vehicle’s VIN. By cloning this data to the replacement module, we make it truly plug-and-play, eliminating the need for expensive and complicated dealership programming.
How long does the programming service take?
We typically program and ship your replacement module within 1-2 business days of receiving your original BCM. We will provide you with return tracking information as soon as it ships.
Is this BCM difficult to install myself?
For someone with basic mechanical skills, the physical swap is straightforward. The main challenge is accessing the module’s location. Since our service handles all the programming, no special electronic tools are needed for installation.
What if my airbag light turns on after installation?
This is a known possibility. It simply means the new BCM needs to be synchronized with the airbag module (SDM). A repair shop with a professional-grade scan tool can perform the ‘Setup SDM Primary Key in BCM’ procedure in a few minutes to resolve this.
Do I have to return my old part for a core charge?
No. There is no core charge for this item. After we have cloned the data, you are free to keep your original module.