Is your Chevrolet Colorado’s transmission acting up? Unpredictable, harsh shifting, getting stuck in gear, or a persistent check engine light can turn your reliable truck into a source of daily frustration. Don’t let a faulty TCM sideline your vehicle. This OEM-quality T42 Transmission Control Module is the definitive, hassle-free solution, pre-programmed to your truck’s specific VIN for a true plug-and-play installation that gets you back on the road with confidence.
Common Symptoms & Your Solution
A failing TCM is the nerve center of your transmission, and when it goes bad, the signs are hard to ignore. If you’re experiencing any of the following, this module is designed to be the fix:
- Harsh, jerky, or delayed gear shifts
- Truck gets stuck in “limp mode” (usually 2nd or 3rd gear)
- Transmission or Check Engine warning lights are illuminated
- Diagnostic Trouble Codes (DTCs) like P0700, P0750, or other solenoid-related faults are present
- Failure to upshift or downshift properly
- A noticeable drop in fuel economy
Replacing your old unit with our professionally programmed 2008-2012 Colorado Transmission Control Module restores the precise, electronic communication your transmission needs to function as it did from the factory.
Features & Tangible Benefits
- ✔ 100% Plug-and-Play Installation: This module arrives pre-programmed to your truck’s VIN. There is absolutely no need for an expensive trip to the dealership for additional programming. Simply install it and go.
- âś” Restore Smooth Performance: By precisely managing shift points, torque converter lockup, and line pressure, this TCM eliminates erratic behavior and brings back the smooth, predictable operation you depend on.
- âś” Solve Annoying Warning Lights: Our programming process, using the latest GM software, is designed to resolve the root cause of common transmission-related DTCs, clearing your dashboard of persistent alerts.
- âś” Built for Durability: Engineered to meet or exceed strict OEM specifications, this module is built to withstand the demanding conditions of your work truck, ensuring long-term reliability.
- âś” This unit is backed by our one-year replacement warranty.
Expert Insight: From Limp Mode to the Open Road
We recently helped a customer, a contractor whose 2011 Colorado was his mobile office. His truck went into limp mode on the way to a job site, stuck in 3rd gear. The dealership quoted him over a thousand dollars and a three-day wait for a new, unprogrammed TCM. He was losing money every hour his truck was down. He ordered our pre-programmed 2008-2012 Colorado Transmission Control Module instead. It arrived the next day, he installed it in under 30 minutes in his driveway, and was back on the road to his next job. That’s the difference—not just a part, but a fast, effective solution that respects your time and your wallet.
Frequently Asked Questions
What exactly does a Transmission Control Module do?
The TCM is a computer that acts as the brain for your automatic transmission. It collects data from various sensors in the engine and transmission to control shift timing, fluid pressure, and torque converter lockup, ensuring optimal performance, fuel efficiency, and smooth operation.
Why is VIN programming so important?
Every vehicle is slightly different. VIN programming loads your truck’s specific software and calibration files onto the TCM. This ensures it communicates perfectly with your engine computer and other systems, preventing compatibility issues and error codes. An unprogrammed module will not work correctly.
Is this part difficult to install myself?
For the 2008-2012 Colorado, the TCM is typically located in the right-hand rear of the engine compartment, making it accessible. With basic hand tools, most people can swap the module in under 30 minutes. Simply disconnect the battery, unplug the old module’s electrical connectors, unbolt it, and install the new one in reverse order.
Will this fix my specific error code, like P0700?
A P0700 code is a general fault code indicating the TCM has detected a problem. This module is often the solution for P0700 and related solenoid codes (e.g., P0750-P0758). By replacing the faulty computer, you resolve the source of these diagnostic alerts. After installation, it’s recommended to clear any stored codes with a basic scan tool.
My old part has a different service number on it. Will this still work?
Yes. GM frequently updates part numbers. This module, service number 24235753, is interchangeable with a wide range of other numbers, including 24252114, 24234503, and 24242391. As long as your vehicle is a 2008-2012 Colorado, this programmed 2008-2012 Colorado Transmission Control Module is the correct fit.
Do I need to send my old part back?
No. We do not require a core charge for this part. You can keep, recycle, or dispose of your old module at your convenience, making the process faster and more straightforward for you.