Get Your Work Van Back on the Road, Fast
Is your 2006-2014 Chevrolet Express 2500 letting you down with harsh shifting, getting stuck in gear, or a persistent check engine light? A faulty Transmission Control Module (TCM) can bring your workday to a grinding halt, costing you time and money. Get your reliable workhorse back in service with our pre-programmed T42 Transmission Control Module. This is the direct-fit, plug-and-play solution designed to restore the dependable performance your business relies on, without a mandatory trip to the dealership.
Common Symptoms & Your Solution
A failing TCM can cause a host of frustrating and debilitating issues for your van. If you’re experiencing any of the following, this module is the definitive solution to get your vehicle operating correctly again. This high-quality replacement 2006-2014 Express 2500 transmission control module is engineered to resolve these exact problems.
- Harsh, erratic, or delayed gear shifts
- Vehicle stuck in “limp mode” (usually 2nd or 3rd gear)
- Illuminated Check Engine Light or Transmission Warning Light
- Diagnostic Trouble Codes (DTCs) like P0700, P0750, or other solenoid-related faults
- Failure to upshift or downshift properly
- Poor fuel economy and transmission overheating
Features & Tangible Benefits
- ✔ Plug-and-Play Installation: Your module arrives pre-programmed to your Express 2500’s specific VIN. This critical step eliminates the need for expensive dealership programming, saving you hundreds of dollars and significant downtime. Just install it and go.
- ✔ Restores Smooth Shifting: By precisely managing shift points, torque converter lockup, and line pressure, this module corrects issues like harsh engagement and gear slipping, making your van drive like new again.
- ✔ Clears Persistent Fault Codes: Directly addresses the root cause of common transmission-related DTCs, allowing you to finally turn off that stubborn check engine light and pass inspections.
- ✔ OEM-Standard Reliability: Engineered to meet or exceed original equipment specifications for a perfect fit and long-lasting, reliable operation in your hardworking commercial vehicle. It’s built to handle the daily demands of your job.
- ✔ One-Year Replacement Coverage: This unit is backed by our one-year replacement warranty.
Expert Insight: The Cost of Downtime
We recently worked with a plumbing contractor whose Express 2500 was stuck in limp mode. Every day the van was off the road meant canceled jobs and lost revenue. The dealership quoted him a four-day wait just for diagnostics. Instead, he ordered our VIN-programmed TCM. It arrived the next day, his mechanic installed it in under 30 minutes, and the van was back on the road for afternoon appointments. This isn’t just a part; it’s a tool to keep your business moving forward. For any business owner, a fast, reliable fix for their 2006-2014 Express 2500 transmission control module is essential.
This module is the ideal replacement for a wide range of GM part numbers, including 24243921, 24252114, 24234503, and many more, ensuring broad compatibility. By installing this dependable 2006-2014 Express 2500 transmission control module, you’re not just fixing a problem—you’re investing in the reliability and uptime of your most important business asset.
Frequently Asked Questions
Do I need to take this module to a dealer for programming?
No. This is the biggest benefit of our service. We pre-program the module to your vehicle’s exact VIN before shipping it. It arrives ready for a plug-and-play installation, saving you time and the high cost of dealership programming.
Where is the TCM located on my 2006-2014 Express 2500?
On the Chevrolet Express and GMC Savana vans from this era, the Transmission Control Module is typically located in the engine compartment on the right-hand (passenger) side.
Will this part fix my van being stuck in ‘limp mode’?
Yes. A vehicle being stuck in a single gear (limp mode) is one of the most common symptoms of a failed TCM. This module is designed to correct the internal faults that cause this condition and restore full shifting capability.
How difficult is the installation process?
For someone with basic mechanical skills, the installation is straightforward. It typically involves disconnecting the battery, unplugging the electrical connectors, unbolting the old module, and installing the new one. The entire process usually takes less than 30 minutes.
My old module has a different part number. Will this still work?
Most likely, yes. GM used many interchangeable part numbers for the T42 TCM. Our module replaces a long list of service numbers, including 24252114, 24234503, and 24243921. Please check the list in the description to confirm compatibility or contact us for assistance.
Do I need to return my old part? Is there a core charge?
No. We do not require a core return for this module. You can keep your old part, which simplifies the process and saves you the hassle and expense of return shipping.