Restore Your Vehicle’s Electrical System with a VIN-Programmed BCM
If you’re dealing with baffling electrical issues in your GM vehicle—like flickering lights, malfunctioning power windows, or a security system that has a mind of its own—you’re likely facing a failing Body Control Module (BCM). As the central command center for your car’s body electronics, a faulty BCM can cause a cascade of frustrating and unpredictable problems. This isn’t just an annoyance; it can be a safety concern. This is the reliable, straightforward solution you’ve been looking for.
We take the guesswork and hassle out of the repair. Unlike a generic part from a big-box store, this Programmed GM BCM arrives at your door ready for installation. Simply provide us with your vehicle’s VIN during checkout, and our technicians will flash the module with the latest factory software specific to your car or truck. This critical step ensures seamless communication between the BCM and your vehicle’s other electronic systems, restoring original functionality without a costly trip to the dealership for programming.
Case Study: A Tricky Diagnosis
I remember a 2011 Chevy Express van that came into my shop with a bizarre list of complaints. The radio would turn on and off, the dome lights wouldn’t work, and occasionally the van wouldn’t start, throwing a ‘Service Theft System’ message. The owner had already replaced the battery and checked all the fuses. A scan revealed a slew of communication (U-code) errors. After checking the main power and ground circuits to the BCM, it was clear the module itself was failing internally. We ordered a VIN-programmed BCM, and the installation took less than an hour. All the gremlins were gone instantly. It’s a perfect example of how a single failing module can create chaos, and how a pre-programmed part makes the fix quick and definite.
Common Signs of a Failing BCM
- ✔ Intermittent or non-working power windows, door locks, and mirrors.
- ✔ Erratic behavior from the dashboard gauges or interior/exterior lights.
- ✔ The security system activating randomly or preventing the engine from starting.
- ✔ Horn sounding unexpectedly or not working at all.
- ✔ Diagnostic trouble codes (DTCs) related to communication loss with the BCM, such as U0140.
- ✔ Wipers or climate control functions operating incorrectly.
A Straightforward Guide to Your BCM Installation
Installing your new BCM is a manageable job for a confident DIYer or a quick task for any professional. While the exact location varies by model (check your service manual), the general process is consistent.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes to ensure all systems are powered down.
- Locate the BCM: On most supported vehicles, the BCM is found under the driver’s side dash, near the steering column, or behind a kick panel. In some vans or SUVs, it may be in the center dash area.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New Module: Seat the new, pre-programmed BCM into the mounting bracket and securely plug in all the electrical connectors. You should hear a ‘click’ as they lock into place.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions—lights, windows, locks, wipers, etc.—to confirm proper operation.
Important Post-Installation Steps
After installation, your vehicle may require one or more relearn procedures for full system functionality. This is normal. The most common are the Airbag System Sync (required only if the airbag light is on) and the Brake Pedal Position Relearn. These procedures often require a professional-grade scan tool. We always recommend consulting a factory service manual or a qualified technician for vehicle-specific requirements.
Will This Fit My Vehicle?
This BCM is a direct-fit replacement for a wide range of General Motors vehicles and is compatible with the following original equipment part numbers:
Replaces Part Numbers: 10382479, 15093910, 15276271, 15299986, 15819552, 15828601, 15837419, 15872388, 15872421, 15880684, 15921352, 15921353, 15948438, 15948439, 20815898, 20839063, 20864767, 20864768, 20921435, 20921436, 20935349, 22860591, 25826124, 25826125, 25847588, 25847589, 25892622, 25910474, 25934762, 25934763, 95151084
Fits these makes and models:
ACADIA 07-12, AVALANCHE 1500 10, CAPRICE 11-13, CAPTIVA SPORT 12, CTS 08-13, DTS 06-11, ENCLAVE 08-12, EQUINOX 07-09, ESCALADE 10, ESCALADE ESV 10, ESCALADE EXT 10, EXPRESS 1500 VAN 08-12, EXPRESS 2500 VAN 08-12, EXPRESS 3500 VAN 08-12, G8 08-09, HUMMER H2 08-09, IMPALA 06-13, LUCERNE 06-11, MONTE CARLO 06-07, OUTLOOK 07-10, SAVANA 1500 VAN 08-12, SAVANA 2500 VAN 08-12, SAVANA 3500 VAN 08-12, SRX 07-09, STS 10, SUBURBAN 1500 10, TAHOE 10, TORRENT 07-09, TRAVERSE 09-12, VUE 08-10, YUKON 10, YUKON XL 1500 10
Why do you need my VIN?
Your Vehicle Identification Number (VIN) allows us to access the specific factory software for your vehicle’s exact configuration. We program the BCM with this data, ensuring it works correctly with your existing options like keyless entry, security system, and lighting packages.
Do I need to program this module?
No. The main benefit of our service is that this Programmed GM BCM arrives ready to install. We handle all the programming before it ships, saving you a trip to the dealer and the high cost of programming fees.
Is there a core charge or do I need to send my old part back?
There is absolutely no core charge for this part. You can keep your old module, which simplifies the process and gets your vehicle back on the road faster.
Where is the BCM located on my vehicle?
The location varies. Common places include under the driver’s side of the dashboard, near the steering column, or in the center dash console area. We recommend checking a service manual for your specific model to confirm the exact location before you begin.
What if my airbag light turns on after installation?
In some cases, the new BCM may need to be synced with the airbag system’s Supplemental Deployment Module (SDM). If the airbag light is on, a technician will need to perform the ‘Setup SDM Primary Key in BCM’ procedure with a professional diagnostic tool.