Restore Full Functionality to Your Vehicle’s Electronics
Are you battling frustrating electrical issues in your 2011 Chevy Cruze or another compatible GM vehicle? Symptoms like flickering interior lights, unresponsive power windows and locks, a security system that acts up, or even a no-start condition can often be traced back to a failing Body Control Module (BCM). As the central computer for your car’s comfort and convenience features, a faulty BCM can cause a cascade of problems. This listing offers a straightforward, cost-effective solution: a professionally programmed BCM that gets you back on the road without the high costs and scheduling headaches of a dealership visit.
This is not just a part; it’s a complete service. We take the data from your original, failing BCM and transfer it directly to this replacement unit. The result is a true plug-and-play module. Because it’s an exact clone of your original, it retains your vehicle’s specific VIN, key fob data, and other security information, eliminating the need for expensive and complex on-vehicle programming. Simply install it, and you’re ready to go.
Case Study: A Tricky Diagnosis
I remember a 2011 Chevy Equinox that came into my bay with a complaint the owner called ‘electrical chaos.’ The radio would turn on and off, the turn signals worked intermittently, and the key fob was useless. The owner had already replaced the battery and checked the main fuses. A basic scan showed a dozen communication codes (U-codes) pointing in every direction. From experience, when multiple unrelated systems fail at once, the communication hub—the BCM—is the prime suspect. We confirmed the BCM wasn’t communicating properly. Instead of a costly new module and hours of programming, we used a cloned unit like this one. The swap took less than 30 minutes, and every single issue was resolved instantly. It’s a testament to how a targeted fix can save hundreds in diagnostic and programming fees.
Common Signs of a Failing BCM
- ✔ Erratic or non-functional power windows, door locks, or mirrors.
- ✔ Interior or exterior lights that flicker, stay on, or won’t turn on at all.
- ✔ The key fob or remote entry system stops working.
- ✔ The anti-theft or security system light is on, or the alarm goes off randomly.
- ✔ Instrument cluster gauges behaving erratically or warning lights appearing for no reason.
- ✔ Communication error codes, often starting with ‘U’ (e.g., U0140 – Lost Communication With Body Control Module).
- ✔ The vehicle won’t start, but the battery and starter are good.
A Straightforward Guide to Installation
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before working on any electronic components.
- ✔ Locate the BCM: On a 2011 Chevy Cruze, the BCM is typically found behind the driver’s side kick panel, near the fuse box. For other models, consult your service manual for the exact location (often under the dash).
- ✔ Remove the Old Module: Carefully unplug the electrical connectors. 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 and securely plug in all the electrical connectors. You should hear a ‘click’ as they lock into place.
- ✔ Reconnect Power: Reattach the negative battery terminal and tighten it securely.
- ✔ Verify Operation: Start the vehicle and test all the functions that were previously malfunctioning—windows, locks, lights, etc.
Important Post-Installation Notes
While our cloning service makes this a plug-and-play repair, some GM vehicles may require a simple relearn procedure to sync all systems. Please be aware of the following:
- Airbag System Sync: If your airbag warning light is illuminated after installation, a technician will need to perform the ‘Setup SDM Primary Key in BCM’ procedure with a professional-grade diagnostic tool. This is only necessary if the light appears.
- Brake Pedal Position Relearn: On certain models, a brake pedal position sensor recalibration might be needed to ensure your brake lights and traction control system function correctly.
Disclaimer: Vehicle systems can vary. We always recommend consulting a factory service manual or a certified technician for procedures specific to your vehicle.
Guaranteed Vehicle Compatibility
This BCM is a direct replacement for part numbers 13577850, 13505326, 13500384, 13574844, 13504004, 13504494, and 13578420. It is confirmed to fit the following vehicles:
- 2011 Buick Regal: Body Control (BCM); (LH dash), w/o opt AUA
- 2013 Chevrolet Cruze: Body Control (BCM); (LH kick panel), w/opt ATH
- 2011 Chevrolet Cruze: Body Control (BCM); (LH kick panel)
- 2010 Cadillac SRX: Body Control (BCM); (LH dash)
- 2010 Chevrolet Equinox: Body Control (BCM); (LH side dash), body control
- 2010-2011 GMC Terrain: Body Control (BCM); (LH side dash), body control
Frequently Asked Questions
How does the mail-in cloning service work?
After you purchase, we will provide you with shipping instructions. You send us your original BCM. We then copy all the critical data (VIN, key information, security settings) to the replacement module and ship it back to you, ready for installation.
Do I need to program this module at the dealer?
No. The key benefit of our service is that the module arrives pre-programmed with your vehicle’s specific data. This completely eliminates the need for any dealer programming, saving you time and money.
Is this a difficult part for a DIYer to install?
For most models, the BCM is accessible with basic hand tools. The physical swap is straightforward. The most important part is ensuring the battery is disconnected. If you are comfortable removing interior trim panels, you can likely perform this repair.
What if my airbag light comes on after I install it?
This can happen occasionally as the BCM communicates with the airbag system (SDM). It simply means the two modules need to be re-synced. A repair shop with a professional scan tool can perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.
Do I have to return my old BCM?
No, there is no core charge for this part. You can keep your original module. We only need it temporarily for the data cloning process.