Restore Full Functionality to Your GM Truck or SUV
Are you chasing down bizarre electrical issues in your 2003-2006 GMC Yukon? One minute the power windows work, the next they don’t. Maybe your HVAC controls have a mind of their own, or a persistent airbag light refuses to go away. These frustrating, ghost-in-the-machine problems often point to a single culprit: a failing Body Control Module (BCM). This module, part number 15137393, is the central command center for your vehicle’s body electronics. When it falters, it can create a cascade of seemingly unrelated issues. Our professional cloning service provides a reliable, straightforward solution, getting your vehicle back to normal without a costly trip to the dealership.
A Technician’s Notebook: The Case of the Erratic Escalade
I once had a 2005 Escalade roll into my bay that was a perfect example of BCM failure. The customer reported that his radio would cut out, the driver’s side power lock was dead, and the security light would flash randomly, sometimes causing a no-start condition. He’d already replaced the lock actuator and checked fuses to no avail. After hooking up my scan tool, I found a slew of communication DTCs and a B1001 code. Instead of shotgunning parts, we pinpointed the BCM. By providing a cloned replacement, we transferred all the original vehicle data. The customer installed it himself in under 10 minutes. Every single one of his electrical problems vanished instantly. It’s a powerful reminder that a single module can solve a dozen headaches.
What is Our BCM Cloning Service?
Forget about generic programming that can miss vehicle-specific options. Our cloning service is a precise, one-to-one data transfer. We take the essential immobilizer data, key information, and option configurations from your original BCM and flash it directly onto this replacement unit. The result is a module that is a perfect electronic mirror of your original, ensuring it works seamlessly with your truck’s existing components right out of the box. This is the most effective way to ensure a true plug-and-play repair for a 2003-2006 Yukon BCM.
Is Your Yukon Exhibiting These Electrical Gremlins?
- ✔ Intermittent or non-functional power windows, door locks, or mirrors.
- ✔ HVAC blower motor or climate controls not working correctly.
- ✔ Headlights, taillights, or interior dome lights acting erratically.
- ✔ Airbag warning light illuminated on the dash, often with a B1001 DTC.
- ✔ Vehicle security system faults, causing no-start or crank-no-start conditions.
- ✔ Wipers turning on by themselves or not working at all.
- ✔ A cluster of seemingly random communication codes (U-codes) stored in the system.
Your 5-Minute BCM Installation Guide
- ✔ Step 1: Safety First. Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work. This prevents shorts and helps reset the vehicle’s systems.
- ✔ Step 2: Locate the BCM. In most GM trucks and SUVs of this era, including the Yukon, the BCM is located under the driver’s side of the dashboard, near the steering column. It’s a black plastic box with several large electrical connectors.
- ✔ Step 3: Swap the Modules. Carefully unplug the wiring harnesses from your old BCM. The connectors have locking tabs that need to be depressed. Remove the old module (it’s typically held by a couple of small bolts or clips) and install the new, cloned module in its place.
- ✔ Step 4: Reconnect and Test. Securely plug all wiring harnesses into the new BCM. Reconnect the battery terminal. Start the vehicle and test all functions: lights, locks, windows, HVAC, etc.
- ✔ Step 5: Perform Post-Install Procedures (If Needed). As detailed below, some vehicles may require an airbag system sync or brake pedal position relearn. This is not always necessary but is important to be aware of.
Important Post-Installation Information
While our cloning service makes this a plug-and-play repair, GM’s complex systems sometimes require a final handshake between modules. If you encounter an airbag light after installation, a technician with a professional scan tool will need to perform the “Setup SDM Primary Key in BCM” procedure. This syncs the new BCM with the airbag system. Similarly, a brake pedal position relearn might be needed on certain models to ensure perfect brake light and traction control operation. Always consult a factory service manual for vehicle-specific details.
Verified Fitment for Your GM Truck or SUV
This module is a direct replacement for part number 15137393 and is interchangeable with several other part numbers, including 10383536, 15116066, 15136225, 15137395, 15198116, and more. It is designed for a wide range of 2002-2007 GM vehicles. Please verify your part number and check the list below to ensure compatibility with your specific vehicle and options.
AVALANCHE 2500 02-06
ESCALADE 03-06
ESCALADE ESV 03-06
ESCALADE EXT 03-06
HUMMER H2 03-07
EXPRESS/SAVANA VAN 1500/2500/3500 04-07 (w/ opt PRP)
SIERRA 1500 PICKUP 03-07 (Classic)
SIERRA 2500 PICKUP 03-07 (Classic)
SIERRA 3500 PICKUP 03-07 (Classic)
SIERRA DENALI 03-07 (Classic)
SILVERADO 1500 PICKUP 03-07 (Classic)
SILVERADO 2500 PICKUP 03-07 (Classic)
SILVERADO 3500 PICKUP 03-07 (Classic)
SUBURBAN 1500/2500 03-06
TAHOE 03-06
YUKON 03-06
YUKON XL 1500/2500 03-06
Frequently Asked Questions
What exactly is the ‘Cloning Service’?
You send us your original BCM. We extract its unique vehicle data—including VIN, mileage, key codes, and specific options—and transfer it to the replacement module. This makes the new part an electronic duplicate of the old one, eliminating the need for dealership programming.
Do I need to return my old BCM? Is there a core charge?
We require your original module to perform the cloning service. However, there is no core charge, and we always return your original module to you along with the newly programmed replacement unit.
My airbag light came on after installing the new BCM. What do I do?
This is a known possibility. It means the new BCM needs to be electronically introduced to the vehicle’s Sensing and Diagnostic Module (SDM). A repair shop with a capable bi-directional scan tool must perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.
Will this fix a no-start problem?
Yes, a faulty BCM is a very common cause of no-start or intermittent starting issues related to the vehicle’s anti-theft or security system. Our cloned 2003-2006 Yukon BCM will retain your key information, resolving these security conflicts.
What tools do I need for installation?
Basic hand tools are all that’s required for the physical swap, typically a small socket set or screwdriver to remove the mounting bolts and a tool to disconnect the battery. No special programming tools are needed thanks to our cloning service.