Tired of Electrical Gremlins in Your GM Van or SUV?
As a technician with over two decades of experience, I’ve seen it all. A work van that won’t start reliably, power windows with a mind of their own, or dashboard lights flickering like a holiday display. These aren’t just annoyances; for a business owner, they mean downtime and lost revenue. For a family, they mean unpredictable and unsafe transportation. The culprit is often a failing Body Control Module (BCM), the central command center for your vehicle’s electronics. This isn’t just a part; it’s the solution to getting your vehicle’s reliability and functionality back.
This is a direct-fit replacement Body Control Module for a wide range of GM vehicles, including the hardworking 2008-2012 Savana 3500 BCM. The biggest headache with replacing a BCM is the expensive and time-consuming programming required at a dealership. We eliminate that problem entirely. With our professional cloning service, we flash this module with the latest GM software updates and program it specifically to your vehicle’s VIN before we ship it. This means it arrives at your door ready for a straightforward installation, saving you hundreds in dealer fees and getting you back on the road faster.
Case Study: The Ghost in the Work Van
I had a 2011 Savana 3500 roll into my bay last month. The owner was at his wit’s end. The radio would turn on and off, the dome lights wouldn’t work, and intermittently, the van wouldn’t crank. He’d already replaced the battery and checked the alternator. After hooking up my scan tool, I saw a flurry of U-codes (U0140 – Lost Communication with BCM). This pointed directly to a BCM failure. Instead of a costly dealer replacement, we used one of our pre-programmed modules. The installation took less than an hour, and every single electrical issue was resolved instantly. That’s the peace of mind this solution provides.
Is Your GM Vehicle Showing These BCM Failure Signs?
A failing BCM can cause a wide array of confusing symptoms. If you’re experiencing any of the following, a faulty BCM is the likely cause:
- ✔ Erratic or non-functional power windows, door locks, and interior/exterior lights.
- ✔ The security or anti-theft light stays on, preventing the engine from starting.
- ✔ Dashboard warning lights (like ABS or Airbag) illuminate for no reason.
- ✔ The radio or infotainment system behaves erratically or doesn’t turn on.
- ✔ Communication error codes, such as U0140, U0155, or various B-series codes, are present.
- ✔ Horn honking unexpectedly or not working at all.
- ✔ Wipers activating on their own or not responding to the switch.
Your Step-by-Step BCM Installation Guide
Installing your new BCM is a manageable job for a confident DIYer or a quick task for any professional mechanic. While locations vary slightly by model (e.g., center dash in a Savana, under the steering column in a Tahoe), the general process is similar.
- 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: Find the old BCM. In most Savana and Express vans, it’s located behind the center dash trim panel. You may need to remove a few panels for access.
- Disconnect and Remove: Carefully unplug the electrical connectors from the module. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the old BCM from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed BCM in the same location. Securely plug in all the electrical connectors, ensuring they click into place.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions—lights, locks, windows, radio, etc.—to confirm proper operation.
Important Post-Installation Notes
Because we’ve cloned your vehicle’s data, most functions will work immediately. However, for safety systems, some vehicles may require a ‘re-handshake’ procedure. This is normal. The most common are:
- Airbag System Sync: If your airbag light is on 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, this relearn may be needed to ensure brake lights and stability control function correctly.
Verified Vehicle Compatibility List
This module, part number 95151084, is a direct replacement for a wide range of original equipment part numbers and fits many GM vehicles. Please verify your part number and vehicle model from the list below to ensure compatibility. This module replaces part numbers including: 15872388, 15921352, 20815898, 20935349, 22860591, 25892622, and many more.
EXPRESS 2500 VAN 10-12 Body Control (BCM)
EXPRESS 3500 VAN 08-12 Body Control (BCM)
SAVANA 3500 VAN 08-12 Body Control (BCM)
IMPALA 06-13 Body Control (BCM); (LH dash)
SAVANA 2500 VAN 08-12 Body Control (BCM)
ACADIA 07-12 Body Control (BCM); (LH dash)
MONTE CARLO 06-07 Body Control (BCM); (LH steering column)
TAHOE 10 Body Control (BCM); (under steering column)
TRAVERSE 09-12 Body Control (BCM); (LH dash)
YUKON 10 Body Control (BCM); (under steering column)
YUKON XL 1500 10 Body Control (BCM); (under steering column)
CAPTIVA SPORT 12 Body Control (BCM); (center dash)
DTS 06-11 Body Control (BCM); (RH center dash)
OUTLOOK 07-10 Body Control (BCM); (center dash)
SUBURBAN 1500 10 Body Control (BCM); (under steering column)
ESCALADE & ESV & EXT 10 Body Control (BCM); (under steering column)
SAVANA 1500 VAN 08-12 Body Control (BCM)
EXPRESS 1500 VAN 08-12 Body Control (BCM)
STS 10 Body Control (BCM); center dash
TORRENT 07-09 Body Control (BCM); (center dash)
CTS 08-13 Body Control (BCM); LH dash
G8 08-09 Body Control (BCM); (center dash)
AVALANCHE 1500 10 Body Control (BCM); (under steering column)
LUCERNE 06-11 Body Control (BCM); (right side dash)
SRX 07-09 Body Control (BCM); LH dash
HUMMER H2 08-09 Body Control (BCM); (LH firewall)
VUE 08-10 Body Control (BCM); (center dash)
CAPRICE 11-13 Body Control (BCM)
ENCLAVE 08-12 Body Control (BCM); (LH dash)
…and more. Please match your part number for guaranteed fit.
How does the cloning service work?
After you place your order, we will contact you for your vehicle’s 17-digit VIN. Our technicians use this VIN to access the latest GM software and program the module specifically for your vehicle’s configuration. This ensures it works correctly right out of the box.
Do I need to send my old BCM to you?
No, this is not a repair service for your old part. We provide a replacement module that is programmed using your VIN. As part of our service, we will send your original module back to you along with the newly programmed one.
Is this part difficult to install myself?
For someone with moderate mechanical skill, it’s a very manageable job. The primary challenge is typically accessing the module’s location behind dash panels. The actual connection is just a few bolts and electrical plugs. No programming is needed on your end.
What if my airbag light comes on after installation?
This is a normal possibility. It simply means the new BCM needs to be electronically introduced to the airbag’s Supplemental Deployment Module (SDM). A repair shop with a professional-grade bidirectional scan tool can perform the ‘Setup SDM Primary Key in BCM’ procedure in a few minutes to resolve this.
Will this fix my specific problem?
This module will correct any issues directly caused by a faulty BCM. If you are experiencing the common symptoms listed above, and especially if you have communication codes stored, this is the definitive solution.