Tired of Your Truck’s Electrical Gremlins?
Is your GMC Yukon XL acting possessed? One minute the A/C works, the next it doesn’t. Power windows have a mind of their own, and mysterious warning lights appear on your dash. These frustrating and unpredictable issues often point to one culprit: a failing Body Control Module (BCM). It’s the central command for your truck’s comfort and security features, and when it goes bad, it can make your reliable vehicle feel like a source of constant stress. Stop chasing symptoms and replace the core of the problem with a solution designed for a perfect fix.
Common Symptoms & Your Solution
A faulty BCM can cause a wide range of baffling electrical problems. If you’re experiencing any of the following, this pre-programmed module is the definitive solution you’ve been looking for. This is the correct 2007-2011 Yukon XL 1500 Body Control Module 25835965 to restore your vehicle’s full functionality.
- Intermittent or non-working HVAC and blower controls
- Power windows, door locks, or exterior/interior lights failing randomly
- An active airbag warning light, often with a DTC B1001 code
- Security system malfunctions that may prevent the engine from starting
- Unexplained battery drain or strange grounding-related issues
- A variety of Diagnostic Trouble Codes (DTCs) related to body systems
Features & Benefits
- โ Plug & Play Installation: This module arrives pre-programmed to your vehicle’s specific VIN. This eliminates the need for an expensive trip to the dealership for programming, saving you time and money.
- โ Restored Functionality: Get your power windows, door locks, lighting, security system, and HVAC controls working reliably again, just like they did from the factory.
- โ OEM-Quality Standard: Built to meet or exceed original equipment specifications, ensuring dependable performance and long-term durability for your work truck or family SUV.
- โ Broad Compatibility: A direct replacement for a wide range of part numbers, including 25835966, 15943678, 25844479, and more, making it a versatile fix for many GM trucks and SUVs.
- โ Warranty Protection: This unit is backed by our one-year replacement warranty.
- โ No Core Charge: Keep your old part. There’s no need to worry about the cost or hassle of sending the original module back to us.
Expert Insight from Our Techs
Many owners of these GMT900 platform trucks (Silverado, Sierra, Tahoe, Yukon) chase electrical issues for months. A very common problem that mimics a bad BCM is a poor ground connection at the G218 location, found on the driver’s side A-pillar near the emergency brake pedal. Before replacing your BCM, we always recommend checking this ground first. A loose or corroded connection here can cause flickering lights, erratic gauge behavior, and communication codes. If that ground is clean and tight and your problems persist, then the BCM is the next logicalโand highly likelyโculprit.
Frequently Asked Questions
What does a Body Control Module do?
The BCM is a computer in your vehicle that controls and monitors a wide range of electronic accessories not related to the engine. This includes power windows, locks, seats, mirrors, interior and exterior lighting, the security system, wipers, and the climate control system.
Is this BCM truly “plug and play”?
Yes. We program the module to the VIN you provide during checkout. This ensures it communicates correctly with your vehicle’s other computers right out of the box, with no additional dealer programming required for standard operation.
What if my airbag light is still on after installation?
In some cases, particularly if you had an airbag code like B1001, you may need to perform a “Setup SDM Primary Key in BCM” procedure. This requires a professional-grade scan tool and syncs the new BCM with the airbag system. This is a simple procedure for any qualified technician.
Do I need to send my old BCM back?
No. We do not require a core return. You can keep or dispose of your old module, saving you the time and expense of shipping it back.
How do I know if my BCM is the problem?
Diagnosing a BCM can be tricky, but common signs include multiple, unrelated electrical failures (e.g., windows and radio stop working at the same time), functions that work intermittently, and specific BCM-related trouble codes. If you’re experiencing several of the symptoms listed above, a faulty BCM is highly probable.
Will this 2007-2011 Yukon XL 1500 Body Control Module 25835965 fit other vehicles?
Absolutely. While it’s a perfect fit for the Yukon XL, this BCM is also compatible with a wide range of 2007-2013 GM trucks and SUVs, including the Chevrolet Silverado, Tahoe, Suburban, Avalanche, GMC Sierra, and Cadillac Escalade. Please verify your part number or use our vehicle fitment tool to ensure compatibility.