Restore Your Vehicle’s Electrical System with a Hassle-Free Solution
Are you dealing with bizarre electrical issues in your 2012 Buick Verano? Flickering lights, power windows with a mind of their own, or a security system that won’t cooperate are classic signs of a failing Body Control Module (BCM). As the central computer for your car’s comfort and convenience features, a faulty BCM can turn your daily drive into a frustrating ordeal. This isn’t just an annoyance; it can affect vehicle security and safety systems. For years in the shop, I’ve seen customers spend hundreds, even thousands, at the dealership for what should be a straightforward fix. That’s why we offer a better way.
This listing is for a replacement BCM, part number 13580696, that is delivered to you fully programmed and ready for installation. We achieve this through a simple and reliable cloning service. After your purchase, you’ll ship your original BCM to us. Our expert technicians will transfer all the critical vehicle-specific data—like your VIN, mileage, and key information—to this replacement module. The result? A true plug-and-play solution that eliminates the need for expensive dealership programming or special scan tools. It’s the most effective way to get a reliable 2012 Verano BCM without the typical headaches.
Case Study: A Tricky Diagnosis
A customer brought in a 2012 LaCrosse with a baffling complaint: the radio would randomly turn off, the driver’s side window wouldn’t work, and the anti-theft light was always on. They had already replaced the battery and checked fuses with no luck. A quick scan showed multiple ‘Lost Communication with BCM’ codes (U-codes). Instead of just swapping the module, which would require a tow to the dealer for programming, we used our cloning service. By transferring the data from his old BCM to our replacement unit, we preserved all the car’s original settings. The new module was installed in under 30 minutes, and every single issue was resolved. This is the power of a properly programmed module.
Common Signs of a Failing BCM
If you’re experiencing any of the following, a faulty Body Control Module is the likely culprit. A failing 2012 Verano BCM can cause a wide range of symptoms, often leading to confusing diagnostic codes like U0140.
- ✔ Intermittent or non-working power windows, door locks, or mirrors.
- ✔ Interior or exterior lights that flicker, stay on, or don’t work at all.
- ✔ The horn honking unexpectedly or not working when pressed.
- ✔ Security system warning lights illuminated on the dash or a no-start condition.
- ✔ Malfunctioning windshield wipers or climate control functions.
- ✔ False warnings on the instrument cluster (e.g., ‘Service Theft Deterrent System’).
A Straightforward Guide to Installation
Installing your newly programmed BCM is a simple process. The location of the BCM in your 2012 Verano is below the center of the dash. While specific steps may vary slightly by model, here is a general guide:
- Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- Locate the BCM: Access the BCM, which is typically located under the dashboard, often behind a kick panel or the glove box. For the Verano, it’s below the center dash area.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be pressed to release. Once disconnected, remove any bolts or clips holding the module in place.
- Install the New Module: Seat the new, programmed BCM in the same position and secure it with the original hardware.
- Reconnect Everything: Plug the electrical connectors firmly into the new module. You should hear a click as they lock into place. Reconnect the negative battery terminal.
- Perform Post-Install Checks: Start the vehicle and test all body functions—windows, locks, lights, wipers, etc. Note that some vehicles may require the additional procedures listed below.
Important Post-Installation Information
While our cloning service makes this a plug-and-play repair, some vehicle systems may need to be re-synced after the new BCM is installed.
- Airbag System Sync: If the airbag warning light is on after installation, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. This syncs the new BCM with the airbag system.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration might be necessary to ensure correct brake light operation and to prevent issues with the traction control system.
Verified Vehicle Compatibility
This BCM, part number 13580696, is a direct replacement for several part numbers and fits a wide range of GM vehicles. Please verify your part number and match it to the list below. This module is compatible with the following part numbers: 13580696, 123589093, 13588446, 13584692, 13583542.
- BUICK LACROSSE: 2012-2013 (LH kick panel)
- BUICK REGAL: 2012 (LH dash)
- BUICK VERANO: 2012 (below center of dash)
- CADILLAC SRX: 2012 (LH dash, requires ID 13580696)
- CHEVROLET CAMARO: 2012-2014 (RH dash)
- CHEVROLET EQUINOX: 2012 (LH side dash)
- CHEVROLET SPARK: 2013 (left lower a-pillar)
- CHEVROLET VOLT: 2012 (RH engine compartment)
- GMC TERRAIN: 2012 (LH side dash)
Frequently Asked Questions
2012 Verano BCM
Is this a guaranteed fix for my car’s problems?
This part will fix any issues directly caused by a faulty BCM. If you’ve been experiencing the common symptoms listed above, this is very likely the solution. Proper diagnosis is key, but a failing is a frequent cause of these electrical problems.