Tired of Your Car’s Electrical Gremlins?
As a technician with over two decades of experience, I’ve seen it all. Flickering dashboard lights, power windows with a mind of their own, a security system that randomly immobilizes your car—these aren’t just annoyances; they’re classic signs of a failing Body Control Module (BCM). The BCM is the central nervous system for your vehicle’s electronics, and when it goes bad, it can cause a cascade of baffling and frustrating problems. This is especially true for the 2011 Cruze BCM and similar GM platforms.
Instead of facing a costly trip to the dealership for a new module and expensive programming, we offer a smarter, more direct solution. This listing is for a fully tested, reliable BCM that comes pre-programmed with your vehicle’s exact data. We clone the information from your original BCM directly onto this replacement unit, making installation a true plug-and-play experience. No extra programming, no dealership appointments, and no hidden fees.
A Technician’s Notebook: The Cruze That Wouldn’t Cooperate
I remember a 2011 Chevy Cruze that came into the shop with the strangest set of symptoms. The owner said the radio would turn on and off by itself, the turn signals worked intermittently, and sometimes the car just wouldn’t start, with the security light flashing. We checked the battery, alternator, and all the main grounds—everything was solid. The scan tool showed a dozen communication error codes (U-codes) pointing in different directions. This is a classic BCM failure pattern. The module itself was failing internally, corrupting the data network. We swapped in a cloned BCM, and every single issue vanished instantly. It’s a repair that saves hours of diagnostic dead-ends.
Is Your Vehicle Showing These Symptoms?
- ✔ Erratic or non-functional power windows, locks, or mirrors
- ✔ Interior or exterior lights flickering or staying on
- ✔ The security system light is on, preventing the car from starting
- ✔ Horn honking unexpectedly or not working at all
- ✔ Communication error codes (like U0100, U0140) stored in other modules
- ✔ Inconsistent A/C and climate control operation
Your Straightforward BCM Installation Guide
Installing your pre-programmed BCM is a simple process. Here’s a general guide to get you started:
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before working on any electronic components.
- Locate the BCM: On the Chevy Cruze, the BCM is typically found behind the driver’s side kick panel, near the fuse box. For other models like the Terrain or Equinox, it’s usually on the left side of the dash.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, remove any bolts or clips holding the module in place and take it out.
- Install the New BCM: Mount your new, pre-programmed BCM in the same location and securely fasten it. Reconnect all the electrical connectors, making sure they click into place.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all the functions: windows, locks, lights, radio, etc. Start the vehicle to ensure everything is operating correctly.
Important Post-Installation Steps
Our cloning service handles the critical security and vehicle-specific programming. However, in some cases, a couple of simple relearn procedures may be needed after installation:
- Airbag System Sync: If your airbag warning light is on after installation, a simple ‘Setup SDM Primary Key in BCM’ procedure is required. This syncs the new BCM with the airbag system and can be done with most professional-grade scan tools.
- Brake Pedal Position Relearn: Some models may require a brake pedal position sensor relearn to ensure the brake lights and traction control system function perfectly.
Disclaimer: Always refer to a factory service manual for procedures specific to your vehicle’s year and model.
Verified Fitment For These GM Models
This BCM is a direct, pre-programmed replacement for units in the following vehicles. Please match your part number to ensure compatibility. This module replaces part numbers: 13577850, 13505326, 13500384, 13574844, 13504004, 13504494, and 13578420.
- 2011 Buick Regal (w/o opt AUA)
- 2010 Cadillac SRX
- 2011, 2013 Chevrolet Cruze
- 2010 Chevrolet Equinox
- 2010-2011 GMC Terrain
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, our technicians will extract the necessary data and transfer it to the replacement module. We then ship the plug-and-play replacement BCM back to you, typically within 1-2 business days.
Do I need to send my key or any other parts?
No, we only need your original Body Control Module. The programming we perform transfers all the necessary key information and vehicle options, so your existing keys will work seamlessly.
Is this difficult to install myself?
For most DIY enthusiasts with basic tools, this is a very manageable job. The BCM is usually accessible behind a kick panel or dash panel. Since our module is pre-programmed, the physical swap is the only step required, eliminating the need for complex software procedures.
What if my original BCM is completely dead?
In most cases, even if the BCM is non-functional in the vehicle, we can still recover the necessary data from the memory chip. If you have concerns about the condition of your module, please contact us before ordering.
Is there a core charge?
No, there is no core charge for this part. You are welcome to keep your original module after the programming service is complete.