Restore Peak Performance to Your GM Truck
Is your powerful GMC Sierra or Chevrolet Silverado suddenly plagued by erratic shifting, a flashing check engine light, or an unnerving “Service Transmission” message? These are classic signs of a failing Transmission Control Module (TCM), a critical component that can sideline even the toughest trucks. Don’t let a faulty module compromise your vehicle’s capability or your peace of mind. This genuine GM TCM, service number 24289415, is the definitive, hassle-free solution to get you back on the road with confidence.
Common Symptoms & Your Solution
A failing TCM can manifest in several ways, turning a reliable workhorse into an unpredictable liability. If you’re experiencing any of the following, this module is your answer:
- Harsh, delayed, or erratic gear shifts
- Getting stuck in one gear (Limp Mode)
- Warning lights on the dashboard (Check Engine, Service Transmission)
- Diagnostic Trouble Codes (DTCs) such as P0700, U0101, or other transmission-related faults
- Complete loss of communication with the transmission
Instead of risking a costly and time-consuming visit to the dealership, we provide a superior alternative. We take this brand new module and professionally program it with the very latest GM software, specifically matched to your truck’s unique Vehicle Identification Number (VIN). This ensures that the programmed 2020-2022 Sierra 2500 TCM you receive is a perfect electronic match, ready for a straightforward installation.
Features & Benefits
- ✔ VIN-Programmed for Your Truck: Arrives ready to install, eliminating the need for expensive dealer programming or specialized scan tools.
- ✔ Loaded with Latest GM Updates: We flash the module with the most current factory software to optimize shift points, improve fuel efficiency, and correct known factory bugs.
- ✔ Restore Factory Shift Quality: Erase harsh shifting and hesitation, bringing back the smooth, decisive performance you expect from your vehicle.
- ✔ Direct-Fit OEM Component: Guarantees perfect compatibility with a wide range of GM trucks and SUVs, including models listed under service numbers 24042698, 24043411, 24043413, and 24296206.
- ✔ Clear Annoying Warning Lights: A correctly functioning TCM will resolve the underlying electronic faults that trigger dashboard warnings.
- ✔ This unit is backed by our one-year replacement warranty.: Drive with the assurance that your investment is protected.
Expert Insight: Why VIN-Programming is Non-Negotiable
In modern trucks like the Sierra Denali, the TCM isn’t just a simple computer; it’s the central nervous system of your transmission, constantly communicating with the engine, ABS, and other vehicle systems. A generic, unprogrammed module simply won’t work—it’s like trying to use the wrong key for a high-security lock. Our VIN-programming process ensures every parameter, from shift pressure to torque converter lockup strategy, is perfectly calibrated for your truck’s specific configuration. This precision is the key to restoring the seamless, powerful performance your vehicle was designed to deliver.
Choosing this pre-programmed module is the smartest way to fix your transmission issues correctly the first time. It saves you significant time, money, and the frustration of dealing with incompatible parts. By providing us with your VIN upon purchase, you are ensuring that the programmed 2020-2022 Sierra 2500 TCM is a true plug-and-drive solution, engineered to restore the capability and reliability of your high-value truck.
Frequently Asked Questions
How does the VIN programming process work?
After you complete your purchase, you will need to provide us with your vehicle’s 17-digit VIN. Our technicians use this number to access the official GM database and download the exact, most up-to-date software for your specific vehicle configuration. We then flash this software onto the new TCM before it ships, making it ready for installation.
Is this a new or used part?
This is a new, genuine GM component. We simply provide the essential programming service that makes it a functional, ready-to-install part for your vehicle.
My original TCM has a different part number. Will this still work?
Yes. This module, service number 24289415, is the updated replacement for several older part numbers, including 24042698, 24043411, 24043413, and 24296206. As long as your vehicle is on the compatibility list, this part will function correctly once programmed to your VIN.
Do I need to perform any additional procedures after installation?
In most cases, no additional relearn procedures are required. Because the module is pre-programmed to your VIN, it should integrate seamlessly with your vehicle’s systems. We always recommend clearing any old trouble codes from the vehicle’s memory after installation. On some models a transmission service fast learn may be needed with a compatible scan tool.
How long until my programmed TCM ships?
The programming process is typically completed within 1-2 business days after we receive your VIN. Shipping time will then depend on the method you select at checkout. We cannot program or ship the module until we have your VIN.