Restore Your Yukon’s 4WD Capability with a Plug-and-Play Solution
Is the dreaded “Service 4WD” message lit up on your 2008-2013 GMC Yukon XL 2500’s dashboard? Are you frustrated by a four-wheel drive system that won’t engage, disengage, or seems to have a mind of its own? You’re not alone. As a technician with over two decades of experience, I’ve seen countless GM trucks and SUVs sidelined by a faulty Transfer Case Control Module (TCCM). This small electronic box is the brain of your 4WD system, and when it fails, it can leave you without the traction you depend on, especially in harsh weather.
This isn’t just an inconvenience; it’s a matter of vehicle control and safety. That’s why we offer a direct, reliable fix: a genuine GM TCCM, part number 24249095, that arrives at your doorstep fully programmed to your vehicle’s specific VIN. We handle the complex part—flashing the module with the latest, most stable software from General Motors—so you don’t have to. Forget expensive dealership appointments and towing fees. This is the straightforward, effective repair that gets your heavy-duty Yukon back to full strength.
A Technician’s Notebook: The Intermittent 4WD Gremlin
A customer brought in his ’11 Sierra 2500, a cousin to your Yukon XL, with a maddening issue. His 4WD would work perfectly for weeks, then suddenly refuse to switch out of 2WD, flashing the service light. He’d already replaced the selector switch and the transfer case motor, but the problem persisted. After hooking up my scan tool, I saw communication loss codes with the TCCM that only appeared intermittently. On these GMT900 platforms, the TCCM is often the culprit due to internal circuit board failures from heat cycles and vibration. We installed a VIN-programmed module, and the problem was solved instantly. The pre-programming was key, as it ensured all other vehicle systems recognized the new module without a hitch.
Is Your Yukon XL Showing These 4WD Faults?
A failing TCCM often gives clear warning signs. If you’re experiencing any of the following, this module is the likely solution for your 2008-2013 Yukon XL 2500 TCCM issues:
- ✔ “Service 4WD” or “Service Four Wheel Drive” message on the driver information center (DIC).
- ✔ Inability to switch between 2WD, 4HI, Auto 4WD, or 4LO.
- ✔ The 4WD selector switch lights are flashing or do not illuminate at all.
- ✔ Vehicle is stuck in a single 4WD mode.
- ✔ Audible clicking or grinding noises from the transfer case area during attempted shifts.
- ✔ Stored Diagnostic Trouble Codes (DTCs) such as C0306, C0327, C0569, or U0102.
A Straightforward Guide to Installation
One of the biggest benefits of our pre-programmed module is the ease of installation. Most DIYers with basic hand tools can complete this job in under an hour. No advanced diagnostics or programming equipment is required.
- Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- Locate the TCCM: On your Yukon XL 2500, the module is typically located on the driver’s side, up under the dashboard to the left of the steering column. You may need to remove a lower dash panel for access.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old module. They have locking tabs that need to be depressed. Then, unbolt the module from its mounting bracket.
- Install the New Module: Bolt the new, pre-programmed TCCM into place. Firmly reconnect the electrical harnesses, ensuring they click securely into position.
- Final Steps: Reinstall any dash panels you removed. Reconnect the negative battery terminal. Start the vehicle and test the 4WD selector switch to confirm proper operation through all modes.
Verified Vehicle Compatibility
This module is a direct-fit replacement for a wide range of GM trucks and SUVs. While this listing is for the 2008-2013 Yukon XL 2500 TCCM, it also fits the following vehicles. Please ensure your vehicle is on this list before ordering.
- AVALANCHE 1500: 2008-2013
- SIERRA 1500 PICKUP: 2007 (New Body Style), 2008-2013
- SIERRA 2500 PICKUP: 2007 (New Body Style), 2008-2014
- SIERRA 3500 PICKUP: 2007 (New Body Style), 2008-2014
- SIERRA DENALI: 2007-2010
- SIERRA DENALI 2500/3500: 2011-2014
- SILVERADO 1500 PICKUP: 2007 (New Body Style), 2008-2013
- SILVERADO 2500 PICKUP: 2007 (New Body Style), 2008-2014
- SILVERADO 3500 PICKUP: 2007 (New Body Style), 2008-2014
- SUBURBAN 1500: 2008-2014
- SUBURBAN 2500: 2008-2013
- TAHOE: 2008-2014
- YUKON: 2007 (Denali), 2008-2014
- YUKON XL 1500: 2007 (Denali), 2008-2014
- YUKON XL 2500: 2008-2013
This part is compatible with the following part numbers: 24261367, 12588096, 24239190, 24240487, 24241143, 24241970, 24242480, 24243084, 24243085, 24249095, 24252878.
Frequently Asked Questions
Why do you need my VIN?
Your Vehicle Identification Number (VIN) is essential for us to program the TCCM with the correct GM software for your specific vehicle options (engine, transmission, transfer case model). This ensures seamless communication and plug-and-play installation.
Is this part difficult to install?
No, this is a very DIY-friendly repair. The module is typically located under the driver’s side dashboard and held in by a few bolts. Since we program it beforehand, no special tools or dealer visits are required for installation.
Will this fix my ‘Service 4WD’ light?
In the vast majority of cases, a faulty TCCM is the root cause of the ‘Service 4WD’ light on these GM models. If you are experiencing other symptoms like an inability to shift 4WD modes, this module is the most likely solution.
Is this a new or used part?
This is a high-quality, inspected, and tested genuine GM part that has been professionally programmed with the latest software updates to ensure reliability and peak performance.
What if I have a different part number on my old module?
GM often updates part numbers over time. Our module, programmed to your VIN, is compatible with a range of part numbers, including those listed in the description. As long as your vehicle is on the fitment list, this part will work correctly.