Restore Smooth, Reliable Shifting to Your Chevrolet Tahoe
Is your 2007-2009 Chevrolet Tahoe suffering from harsh shifting, getting stuck in gear, or displaying a persistent check engine light? These are classic signs of a failing Transmission Control Module (TCM). Don’t let transmission troubles sideline your family’s trusted SUV. This OEM-quality T42 TCM is the definitive solution, arriving pre-programmed to your vehicle’s specific VIN for a true plug-and-play installation that gets you back on the road with confidence.
Common Tahoe Transmission Problems & Your Solution
A faulty TCM can cause a cascade of frustrating and potentially damaging issues. This module is engineered to resolve them directly. If you’re experiencing any of the following, this part is your answer:
- Harsh or Erratic Shifting: Abrupt, jerky gear changes or unpredictable shifting behavior.
- Limp Mode: The vehicle is stuck in a single gear (often 2nd or 3rd) with severely limited power.
- Delayed Engagement: A noticeable pause when shifting from Park into Drive or Reverse.
- Warning Lights: A lit Check Engine or Transmission warning light, often with Diagnostic Trouble Codes (DTCs) like P0700, P0750, or other solenoid-related codes.
- Poor Fuel Economy: Inefficient shifting patterns can lead to a sudden drop in your vehicle’s MPG.
Installing our pre-programmed 2007-2009 Tahoe T42 transmission control module corrects these issues by restoring precise communication between your engine and transmission, ensuring optimal performance and drivability.
Features & Benefits
- ✔ 100% Plug-and-Play: This module is professionally programmed to your Tahoe’s VIN before shipping. This eliminates the need for expensive dealership visits for programming or re-flashing.
- ✔ Restores Factory Performance: By managing shift points, torque converter lockup, and line pressure with the latest GM software, it brings back the smooth, predictable operation you expect.
- ✔ Solves Common DTCs: Engineered to clear persistent transmission-related trouble codes, helping you pass emissions tests and turn off that annoying check engine light for good.
- ✔ Built to Last: Constructed to meet or exceed original equipment standards for durability and reliability, ensuring it can handle daily driving, hauling, and towing.
- ✔ This unit is backed by our one-year replacement warranty.
An Expert’s Note: The VIN programming is what makes this part a game-changer for DIYers and independent shops. A generic, unprogrammed module simply won’t work correctly. It needs to know your vehicle’s specific configuration—engine size, axle ratio, and tire size—to function properly. Our process ensures this 2007-2009 Tahoe T42 transmission control module is a perfect electronic match right out of the box, saving you time, money, and headaches.
Installation is Simple
On most 2007-2009 Tahoes, the TCM is located in the engine bay, typically next to the battery. The installation process is straightforward and can usually be completed in under 30 minutes with basic hand tools. Simply disconnect the battery, unplug the electrical connectors from the old module, unbolt it, and install the new one in its place. Once reconnected, you’re ready to go. We recommend using a basic scan tool to clear any stored codes after installation for a clean slate.
Don’t settle for another day of frustrating transmission performance. Order your programmed 2007-2009 Tahoe T42 transmission control module today and restore the dependable power and smooth operation your SUV was built for.
Frequently Asked Questions
Do I need to take my vehicle to the dealer after installation?
No. This T42 TCM comes fully programmed to your vehicle’s VIN. It is a plug-and-play solution that does not require any additional programming or flashing from a dealership, saving you significant time and expense.
How do I provide my VIN for programming?
You will be prompted to enter your vehicle’s 17-digit VIN during the checkout process. Please double-check it for accuracy to ensure perfect compatibility.
Is this the correct part for my 4L60E transmission?
Yes, the T42 TCM is the correct controller for GM vehicles from this era equipped with 4-speed automatic transmissions like the 4L60E, 4L65E, and 4L70E. This module is a direct fit for the 2007-2009 Tahoe.
What if my part number isn’t an exact match?
This module is interchangeable with a wide range of GM service numbers, including 24252114, 24234503, 24242391, and YNXS. As long as your vehicle is listed as compatible, this programmed unit will work perfectly.
Is there a core charge for my old part?
No, there is no core charge required for this part. You can keep your old module without the hassle of needing to return it.