Restore Full Control Over Your Vehicle’s Electronics
If you’re dealing with a cascade of bizarre electrical issues in your 2007-2011 GMC Yukon XL 1500, the Body Control Module (BCM) is the likely culprit. As the central command for your vehicle’s comfort and convenience features, a failing BCM can make your daily drive a frustrating experience. This replacement BCM, equivalent to part number 22860591, arrives at your door fully programmed to your vehicle’s specific VIN. This eliminates the need for expensive dealership programming, allowing you to get back on the road quickly and affordably.
Case Study: A Tricky Diagnosis
I recently had a 2008 Tahoe in my bay that had its owner completely stumped. The radio would turn on and off, the driver’s side window worked intermittently, and the airbag light was on with a DTC B1001. The owner had already replaced the battery and checked fuses with no luck. After a quick scan, I suspected the BCM. These modules are notorious for causing seemingly unrelated problems as their internal circuits fail. We swapped in a VIN-programmed module, and within 10 minutes, every single issue was resolved. It’s a prime example of how one part can be the root cause of a diagnostic nightmare.
Is Your Yukon Showing These Electrical Gremlins?
A faulty BCM doesn’t always fail completely. It often starts with intermittent problems that can be easily misdiagnosed. Over my 20+ years in diagnostics, I’ve seen these symptoms point to a failing BCM time and time again:
- ✔ The air conditioning or heater blower motor works only on some speeds, or not at all.
- ✔ Your power windows, door locks, or interior lights behave erratically or have stopped working.
- ✔ An active airbag warning light on the dash, often with a Diagnostic Trouble Code (DTC) like B1001.
- ✔ The anti-theft or security system malfunctions, causing no-start conditions or stalling.
- ✔ Headlights or taillights flicker, stay on, or won’t turn on.
- ✔ The windshield wipers operate on their own or won’t respond to the switch.
Your 5-Minute BCM Installation Guide
For most DIYers, this is a straightforward job that requires basic tools and less than 10 minutes. The BCM is located in a junction block under the driver’s side dashboard, near the steering column.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before working on any electronic components.
- Locate the BCM: On your Yukon XL 1500, look under the driver’s side dash. You’ll see a black box with multiple large wiring connectors plugged into it. This is your BCM/junction block assembly.
- Disconnect and Remove: Carefully unplug the electrical connectors. They have locking tabs that need to be depressed. Once disconnected, the module can be unclipped or unbolted from its mounting bracket.
- Install the New Module: Seat the new, pre-programmed BCM into the mounting bracket and securely plug in all the wiring harnesses. 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 functions: windows, locks, lights, HVAC, and wipers to confirm the repair.
Post-Installation Note: In some cases, particularly if you had an airbag light, a relearn procedure may be required. If the light remains on, a scan tool with GM-specific functions is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. Similarly, a ‘Brake Pedal Position Relearn’ may be necessary for some models.
Verified Fitment for Your GM Truck or SUV
This module is a direct replacement for part number 22860591 and is interchangeable with many other GM part numbers, ensuring wide compatibility. It is guaranteed to fit the following vehicles:
CADILLAC ESCALADE 07-11
CADILLAC ESCALADE ESV 07-11
CADILLAC ESCALADE EXT 07-11
GMC SIERRA 1500 PICKUP 07-11
GMC SIERRA 2500 PICKUP 07-11
GMC SIERRA 3500 PICKUP 07-11
GMC SIERRA DENALI 07-13
GMC YUKON 07-11
GMC YUKON XL 1500 07-11
GMC YUKON XL 2500 07-11
CHEVROLET SILVERADO 1500 PICKUP 07-11
CHEVROLET SILVERADO 2500 PICKUP 07-11
CHEVROLET SILVERADO 3500 PICKUP 07-11
CHEVROLET SUBURBAN 1500 07-11
CHEVROLET SUBURBAN 2500 07-11
CHEVROLET TAHOE 07-11
Frequently Asked Questions
Frequently Asked Questions
Do I need to have this BCM programmed by a dealer?
No. We program the module to your vehicle’s VIN before shipping. It arrives ready for plug-and-play installation, saving you hundreds in dealership fees and programming time.
Is this a new or used part?
This is a high-quality, tested OEM part that has been inspected and programmed to meet or exceed factory specifications, ensuring reliable performance and a perfect fit for your 2007-2011 Yukon XL 1500 Body Control Module.
What is a core charge? Do I need to send my old part back?
There is absolutely no core charge for this module. You can keep your old part or dispose of it, making the process hassle-free.
What tools do I need for installation?
For most installations, you’ll only need a basic socket set or nut driver to remove the lower dash panel and potentially unbolt the module. No special tools are required for the physical swap.
My airbag light is on. Will this fix it?
Yes, this module will resolve BCM-related airbag codes like B1001. However, after installation, you may need a professional scan tool to perform the ‘Setup SDM Primary Key in BCM’ function to sync the new BCM with the airbag system and turn off the light.