Restore Full Functionality to Your 2009-2012 Chevrolet Traverse
Are you dealing with baffling electrical issues in your Chevy Traverse? One moment the power locks don’t work, the next the radio is acting up, or worse, the vehicle won’t start at all. These aren’t random glitches; they’re classic signs of a failing Body Control Module (BCM). As the central command center for your vehicle’s body electronics, a faulty BCM can turn your reliable SUV into a source of constant frustration. In my 20+ years of diagnostics, I’ve seen how a failing BCM can mimic a dozen other problems, leading to wasted time and money on incorrect repairs.
This replacement Body Control Module is the direct, effective solution you need. It’s not just a part in a box; it’s a fully integrated fix. We take the hassle out of the repair by programming the module to your vehicle’s specific VIN before it ships. This means it arrives ready for installation, loaded with the latest GM software updates to ensure peak performance and compatibility. By eliminating the need for an expensive trip to the dealership for programming, you save both time and money, getting your Traverse back to normal faster.
A Technician’s Notebook: The Traverse with a Mind of Its Own
I remember a 2011 Traverse that came into the shop with a list of complaints that seemed completely unrelated. The owner said the interior lights would flicker, the liftgate would sometimes refuse to open, and occasionally the security light would stay on, preventing the engine from starting. He had already replaced the battery and checked all the fuses. After connecting my scan tool, I found a slew of communication error codes (U-codes) pointing to the BCM. Instead of a complex wiring issue, the root cause was the BCM itself failing internally. We installed a VIN-programmed module, and like flipping a switch, every single one of the phantom problems vanished. It’s a perfect example of how this single component can restore order to electronic chaos.
Signs Your Traverse BCM is Failing
A failing BCM can cause a wide range of symptoms. If your vehicle is experiencing any of the following, a faulty Body Control Module is a likely culprit. Look out for communication codes like U0140, U0155, or other related DTCs.
- ✔ Erratic or non-functional interior and exterior lights.
- ✔ Power windows, door locks, or mirrors working intermittently or not at all.
- ✔ The security system engaging randomly, causing a no-start condition.
- ✔ Instrument cluster gauges behaving erratically or going dark.
- ✔ The radio or infotainment system malfunctioning.
- ✔ Key fobs not being recognized by the vehicle.
- ✔ False warnings appearing on the driver information center.
Your Step-by-Step Traverse BCM Installation Guide
Installing your new 2009-2012 Traverse Body Control Module is a manageable job for a confident DIYer. The BCM is typically located on the left-hand (driver’s) side of the dashboard. Always consult a service manual for your specific vehicle configuration.
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait a few minutes to ensure all systems are powered down.
- Access the Module: You will likely need to remove the lower dash panel beneath the steering column to gain access to the BCM. This usually involves removing a few screws or clips.
- Disconnect the Old BCM: Carefully unplug all the electrical connectors from the old module. These connectors have locking tabs that need to be pressed to release. Take a photo beforehand if you’re worried about mixing them up.
- Remove the Old BCM: Unbolt the old module from its mounting bracket.
- Install the New BCM: Mount your new, pre-programmed BCM in place and securely fasten it.
- Reconnect Everything: Plug all the electrical connectors back into the new module, ensuring each one clicks firmly into place. Reinstall the dash panel.
- Final Steps: Reconnect the negative battery terminal. Start the vehicle and test all functions—lights, locks, windows, radio, etc. Note that some post-installation procedures, like an airbag system sync or brake pedal position relearn, may be required. See our FAQ for more details.
Guaranteed Vehicle Compatibility
This module is a direct replacement for part number 15093910 and is compatible with a wide range of GM vehicles. We confirm fitment using your VIN. This part is verified to fit the following models:
AVALANCHE 1500 10 (under steering column)
CAPRICE 11-13
CAPTIVA SPORT 12 (center dash)
CTS 08-13 (LH/RH dash)
DTS 06-11 (RH center dash)
ENCLAVE 08-12 (LH dash)
EQUINOX 07-09 (center dash)
ESCALADE, ESV, EXT 10 (under steering column)
EXPRESS VAN 1500/2500/3500 08-12 (center dash)
G8 08-09 (center dash)
HUMMER H2 08-09 (LH firewall)
IMPALA 06-13 (LH dash)
LUCERNE 06-11 (right side dash)
MONTE CARLO 06-07 (LH steering column)
OUTLOOK 07-10 (center dash)
SAVANA VAN 1500/2500/3500 08-12 (center dash)
SRX 07-09 (LH dash)
STS 10 (center dash)
SUBURBAN 1500 10 (under steering column)
TAHOE 10 (under steering column)
TORRENT 07-09 (center dash)
TRAVERSE 09-12 (LH dash)
VUE 08-10 (center dash)
YUKON & YUKON XL 1500 10 (under steering column)
Note: Some models require matching the ID number on your original part. We verify everything with your VIN to guarantee a perfect match.
Frequently Asked Questions
Do I need to send my old BCM back?
No, there is no core charge for this module. You can keep your original part.
What is VIN programming and why is it important?
VIN programming involves loading your vehicle’s specific identification number and factory-installed options into the BCM. This ensures all features, from your key fobs to the specific lighting package, work correctly right out of the box. We handle this for you before shipping.
What if my airbag light is on after installation?
If the airbag light illuminates, a simple procedure called ‘Setup SDM Primary Key in BCM’ is required. This syncs the new BCM with the airbag system and can be performed by a technician with a professional-grade scan tool.
Will I need to perform any other procedures?
Depending on your vehicle, a Brake Pedal Position (BPP) sensor relearn might be necessary to ensure proper brake light and traction control operation. This is a common procedure that can be done with a capable scan tool.
Is this a difficult part to replace myself?
For someone with basic mechanical skills and tools, this is a very manageable repair. The main challenge is accessing the module, which is typically under the driver’s side dash. Our pre-programming service eliminates the most difficult step, which is the software setup.
What happens after I place my order?
After you complete your purchase, you will need to provide us with your vehicle’s 17-digit VIN. We cannot program and ship the module without it. Once we have your VIN, we will program the module and typically ship it within one business day.