Solve Your Vehicle’s Electrical Mysteries and Get Back on the Road
Are you dealing with a 2011 GMC Terrain that seems to have a mind of its own? Flickering lights, malfunctioning power windows, random warning messages on the dash, or a car that refuses to start can all point to one culprit: a failing Body Control Module (BCM). As the central computer for your vehicle’s comfort and security features, a faulty BCM can create a cascade of frustrating and unpredictable problems. Instead of facing a costly trip to the dealership for a new module and expensive programming, our professional cloning service offers a simple, reliable, and affordable solution.
This service provides you with a fully functional replacement BCM that is a direct, plug-and-play fix for your vehicle. We transfer all the critical data from your original module—including key information, security settings, and vehicle-specific options—onto this replacement unit. This means no additional programming or calibration is required on your end. Simply install it, and your vehicle’s body electronics will be restored to their original operating condition. This is the most efficient way to fix your 2011 Terrain BCM issues for good.
I recently had a 2011 GMC Terrain in the bay that was a real head-scratcher for the owner. The radio would turn on and off by itself, the dome lights would flicker while driving, and occasionally the turn signals would stop working altogether. The owner had already replaced the battery and checked the main fuses. When I connected my scan tool, I found a series of U-codes (communication loss codes) pointing to the BCM. These intermittent electrical gremlins are classic signs of internal BCM failure. Instead of a new module and a complex programming session, we used our cloning service. The customer shipped us their old BCM, we transferred the data, and sent the replacement back. After a 15-minute install, every single issue was resolved. It’s a fix that saves hundreds of dollars and immense frustration.
Common Signs of a Failing GM Body Control Module
- âś” Power windows, door locks, or interior lights operating erratically or not at all.
- âś” The security system light stays on, or the vehicle won’t start (anti-theft issue).
- âś” Dashboard warning lights for ABS, Airbag, or StabiliTrak appear without a clear cause.
- âś” Communication error codes (U-codes) stored in the system, such as U0100, U0140, or U0155.
- âś” Wipers or horn activating unexpectedly.
- âś” Inconsistent or non-functional remote keyless entry.
A Straightforward Guide to BCM Installation
- âś” Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait 5-10 minutes to ensure all systems are powered down.
- âś” Locate the BCM: On the 2011 GMC Terrain, the Body Control Module is typically found on the left (driver’s) side of the dash, often behind the kick panel or lower dash trim.
- âś” Remove Connectors: Carefully disconnect all electrical wiring harnesses from the original BCM. Most connectors have a locking tab that needs to be pressed or lifted to release it. Do not force them.
- âś” Unbolt the Module: Remove the bolts or screws securing the BCM to its mounting bracket and carefully take it out of the vehicle.
- âś” Install the New Module: Mount your new, pre-programmed BCM in the same location. Reconnect all wiring harnesses, ensuring each one clicks securely into place.
- âś” Reconnect Battery: Reattach the negative battery terminal. Your vehicle is now ready to start.
Important Post-Installation Information
While our cloning service makes this a plug-and-play process, some vehicle systems may require a relearn procedure after the BCM is replaced. This is normal. Key procedures to be aware of include:
- Airbag System Sync: If the 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.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration may be necessary to ensure correct brake light operation and to prevent issues with the traction control system.
Please Note: We handle the entire programming process for this 2011 Terrain BCM by cloning your original module. You will need to ship your BCM to us. After purchase, we will contact you with detailed shipping instructions. There is absolutely no core charge, so you can keep your original part.
Verified Vehicle Compatibility
This BCM is a direct replacement for a wide range of GM vehicles and part numbers. Please verify your part number is on this list for guaranteed compatibility. This module fits the following part numbers: 13579004, 13580198, 13582396, 13583450, 13586856, 13582688, 13586278, 13501737, 13501739, 13577924, 13580773, 13583451.
It is compatible with models including:
- 2011-2012 Buick LaCrosse
- 2011-2013 Chevrolet Volt
- 2011-2012 Cadillac SRX
- 2011 GMC Terrain
- 2011 Chevrolet Equinox
- 2011 Chevrolet Camaro (Convertible)
- 2012 Chevrolet Cruze
- 2012 Chevrolet Orlando
- 2011 Buick Regal
Frequently Asked Questions
How does the cloning service work?
After you place your order, we will provide you with instructions to ship your original BCM to our facility. Our technicians will then extract all the essential data and transfer it to the replacement BCM. We then ship the ready-to-install module back to you.
Do I need a dealership to program this module?
No. The main benefit of our service is that the module arrives pre-programmed with your vehicle’s specific data. This makes it a plug-and-play installation, saving you from expensive dealership programming fees.
What is the turnaround time?
We typically program and ship your replacement BCM within 24-48 hours of receiving your original module. We will send you tracking information as soon as it ships.
Is this the right fix for my 2011 Terrain BCM issues?
If you’re experiencing multiple, seemingly unrelated electrical problems like those listed in the symptoms section, a failing BCM is a very likely cause. Proper diagnosis is always recommended, but this part is the definitive solution for a confirmed BCM failure.
Do I need to send my keys with the module?
No, you do not need to send your keys. All the necessary security information is stored within the BCM itself, which is what we transfer during the cloning process.
What if my original BCM is completely dead or not communicating?
In many cases, even if the BCM is not functioning in the vehicle, we can still recover the necessary data from the memory chip. Please contact us if your module is severely damaged (e.g., by water or fire) to discuss options.