Solve Your Vehicle’s Mysterious Electrical Problems for Good
Are you chasing electrical gremlins in your 2012 Chevy Cruze or another compatible GM vehicle? From flickering interior lights and malfunctioning power windows to a car that refuses to start, a failing Body Control Module (BCM) can be the hidden culprit behind a host of frustrating issues. As a technician with over two decades of experience, I’ve seen firsthand how a faulty BCM can turn a reliable car into a source of daily headaches. It’s the central command center for your car’s body electronics, and when it fails, chaos ensues.
Forget the expensive trip to the dealership and the hassle of programming a new module from scratch. We offer a simple, streamlined solution: a replacement BCM programmed with your vehicle’s exact data. This isn’t just a part; it’s a complete, plug-and-play fix. By cloning the information from your original BCM, we ensure seamless integration with your car’s existing systems, including the VIN, mileage, and security information. This process makes the 2012 Cruze BCM replacement a straightforward job for a DIY enthusiast or a time-saving solution for a professional shop.
From the Diagnostic Bay: The Case of the Confused Cruze
A customer brought in a 2012 Cruze with a bizarre list of complaints: the radio would turn on by itself, the driver’s side window wouldn’t go down, and the key fob worked intermittently. They had already replaced the battery and checked fuses with no luck. After connecting my scan tool, I saw multiple communication loss codes (U-codes) pointing to a network issue. Instead of a complex wiring problem, my experience pointed straight to the BCM. These modules are notorious for causing these exact types of network-wide disruptions. We performed our cloning service, installed the replacement BCM, and all the strange electrical issues vanished instantly. It’s a classic example of how this single component can restore order to the entire vehicle.
Common Signs of a Failing BCM
If your vehicle is exhibiting any of these symptoms, a failing Body Control Module is a likely cause. A failing BCM can sometimes set diagnostic trouble codes (DTCs) like U0140, U0155, or various B-codes related to specific body functions.
- ✔ Intermittent or non-functional power windows, door locks, or mirrors.
- ✔ Interior or exterior lights that stay on, flicker, or don’t work at all.
- ✔ Malfunctioning windshield wipers.
- ✔ The security system acting erratically or preventing the car from starting.
- ✔ The key fob or remote start not working correctly.
- ✔ Warning lights on the dashboard with no other apparent cause.
- ✔ Communication issues between various electronic modules.
A Straightforward Guide to Installation
Installing your programmed 2012 Cruze BCM is designed to be as simple as possible. Our cloning service handles the complicated software side, so you can focus on the physical swap.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before beginning any electrical work.
- Locate Your BCM: On a 2012 Cruze, the BCM is typically found behind the driver’s side kick panel. For other models, its location can vary (e.g., LH dash, below center console). Consult a service manual for your specific vehicle if unsure.
- 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: Mount your new, pre-programmed BCM in the same location. Reconnect all electrical connectors firmly, ensuring they click into place.
- Reconnect Power: Reattach the negative battery terminal and tighten it securely.
- Test Functionality: Start the vehicle and test all the functions controlled by the BCM—lights, locks, windows, wipers, etc.—to confirm the repair was successful.
Important Post-Installation Steps
In some cases, your vehicle may require a couple of quick relearn procedures after the new BCM is installed. These are standard for many modern vehicles when a key module is replaced.
- Airbag System Sync: If your airbag warning light is illuminated 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. This is only required if the light is on.
- Brake Pedal Position Relearn: To ensure your brake lights and traction control system function correctly, a brake pedal position sensor recalibration might be necessary, depending on your specific model.
Disclaimer: Vehicle systems vary. Always refer to a factory service manual or consult with a qualified technician for procedures specific to your make and model.
Verified Vehicle Compatibility
This BCM, programmed through our service, is a direct replacement for several part numbers and fits a wide range of GM vehicles. Please match your part number or vehicle from the list below. Compatible Part Numbers: 13579004, 13580198, 13582396, 13583450, 13586856, 13582688, 13586278, 13501737, 13501739, 13577924, 13580773, 13583451.
- Buick LaCrosse (2011, 2012)
- Buick Regal (2011)
- Cadillac SRX (2011, 2012)
- Chevrolet Camaro (2011 Conv)
- Chevrolet Cruze (2012)
- Chevrolet Equinox (2011)
- Chevrolet Orlando (2012)
- Chevrolet Volt (2011, 2013)
- GMC Terrain (2011)
Frequently Asked Questions
How does the programming service work?
After you place your order, we will provide you with instructions to ship your original BCM to us. Once we receive it, we extract the vehicle-specific data and transfer it to the replacement module. We then ship the plug-and-play replacement back to you, typically within one business day.
Do I need to send my original BCM?
Yes. This service requires your original module to clone the necessary security and vehicle configuration data. This ensures the replacement part works perfectly in your car without any additional programming.
Is this a guaranteed fix for my car’s electrical problems?
While a faulty BCM is a very common cause for the symptoms listed, proper vehicle diagnostics are essential. This part will fix issues caused by a defective BCM. We recommend confirming the diagnosis before ordering.
What does ‘plug-and-play’ mean?
It means the module will arrive ready to install with no additional programming required. Because we’ve already transferred your car’s data, you can simply install it, and it will function correctly, saving you a trip to the dealer.
Do I need to return my old BCM after installation?
No, there is no core charge for this part. You can keep your original module.
Will this programmed 2012 Cruze BCM fix my check engine light?
A BCM typically controls body functions, not engine performance. If your check engine light is on, the issue is likely with the Powertrain Control Module (PCM) or an engine sensor, not the BCM.