Restore Full Electrical Function to Your GM Truck or SUV
Are you battling a storm of strange electrical problems in your 2003-2006 GMC Yukon XL 1500? From flickering lights and a non-responsive climate control system to frustrating no-start conditions, a failing Body Control Module (BCM) is often the culprit. The BCM acts as the central command center for your vehicle’s body electronics. When it malfunctions, it can create a variety of confusing and seemingly unrelated issues. This genuine OEM-quality replacement BCM, part number 15136877, is the definitive solution to restore your vehicle’s performance and reliability.
To make your repair as simple as possible, we pre-program this module to your vehicle’s specific VIN before it ships. This means no expensive trips to the dealership for programming—it arrives ready for a straightforward, plug-and-play installation. Get back on the road with confidence, knowing all your vehicle’s essential electronic features are working exactly as they should.
From the Diagnostic Bay
We had a 2005 Yukon XL come into the shop with a list of bizarre symptoms. The owner complained that the radio would sometimes not turn on, the driver’s side power window worked intermittently, and the airbag light was on. He had already replaced the battery and checked every fuse he could find. After hooking up our scanner, we saw a handful of communication codes pointing to the BCM. Instead of a complex wiring issue, the fix was simple: a new, VIN-programmed Yukon XL Body Control Module. Within 10 minutes of installation, every single electrical gremlin was gone, and the customer drove away with a perfectly functioning vehicle.
Key Symptoms of a Faulty Yukon XL Body Control Module
- ✔ Intermittent or completely dead HVAC and climate controls.
- ✔ An illuminated airbag warning light, often accompanied by DTC B1001.
- ✔ Power windows, door locks, or interior lights that work sporadically or not at all.
- ✔ Malfunctioning security system that may prevent the engine from starting.
- ✔ Headlights or taillights behaving erratically.
- ✔ A variety of communication-related Diagnostic Trouble Codes (DTCs).
Installation and Compatibility
Replacing the BCM is a simple DIY job for most owners. It is typically located under the dashboard on the driver’s side. Simply disconnect the battery, remove the old module, plug in the new one, and reconnect the battery. While our VIN programming handles the primary setup, some vehicles may require a ‘Setup SDM Primary Key in BCM’ procedure with a professional scan tool if the airbag light remains on. This part is a direct replacement for multiple part numbers, including 15116066, 15136225, 15198116, and 15137393, ensuring broad compatibility across many GM models like the Chevrolet Silverado, Tahoe, Suburban, and Cadillac Escalade.
Frequently Asked Questions
Is this BCM truly plug-and-play?
Yes, we program the module to your vehicle’s VIN before shipping, so it integrates seamlessly in most cases. Some vehicles may require a simple post-installation procedure, like an airbag system sync, which requires a professional scan tool.
What if my airbag light is on after I install the new BCM?
This is a known possibility. It means the new BCM needs to be synchronized with the existing Sensing and Diagnostic Module (SDM). A qualified technician can perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.
Where is the BCM located on a 2005 GMC Yukon XL?
On most 2003-2006 Yukon XL models, the Body Control Module is located under the driver’s side dashboard, near the steering column.
Do I have to return my old part?
No. This part is sold with no core charge, so you can keep your old module without any hassle or extra fees.
Will this fix intermittent power door lock issues?
Yes, faulty power locks are a classic symptom of a failing BCM. This replacement module is designed to correct those types of electrical body issues and restore proper function.
What part numbers is this compatible with?
This module is a direct replacement for part numbers 15136877, 15116066, 15136225, 15198116, 15257043, and others listed in the vehicle fitment data.