Is your Chevrolet Tahoe or other GM vehicle suffering from frustrating and unpredictable transmission problems? A faulty Transmission Control Module (TCM) can turn a reliable daily driver into a source of constant stress, with harsh shifting, warning lights, and the dreaded ‘limp mode’. Restore your vehicle’s performance and your peace of mind with our pre-programmed T42 24230461 Transmission Control Module, engineered to be a direct, plug-and-play solution.
Common Symptoms & Your Solution
If you’re experiencing any of the following issues, a failing TCM is the most likely culprit:
- Harsh, erratic, or delayed gear shifts
- The vehicle is stuck in one gear (limp mode)
- Check Engine Light or Transmission Warning Light is illuminated
- Diagnostic Trouble Codes (DTCs) such as P0700, P0750, or other solenoid-related faults
- Failure to upshift or downshift properly
- Noticeably poor fuel economy
This module is the definitive fix. By programming it to your vehicle’s specific Vehicle Identification Number (VIN) before shipping, we eliminate the need for expensive dealership programming. It arrives ready to install, allowing you or your mechanic to get your vehicle back to factory-spec performance quickly and affordably.
Features & Benefits
- ✔ Plug-and-Play Installation: This module arrives pre-programmed with the latest GM software updates for your specific VIN. This ensures perfect communication between the transmission and the engine, restoring smooth and efficient operation right out of the box.
- ✔ Solves Common Shifting Issues: Engineered to correct erratic shifting, torque converter lock-up problems, and slipping gears, providing a reliable and lasting repair.
- ✔ Eliminate Annoying Warning Lights: A properly functioning TCM is essential for clearing persistent transmission-related trouble codes and keeping your dashboard free of warning lights.
- ✔ Built to OEM Standards: Manufactured to meet or exceed original equipment specifications for durability and performance, ensuring it can handle the demands of your truck, SUV, or sedan.
- ✔ No Core Charge: Keep your old part without the hassle or expense of a core return, simplifying your repair process.
- ✔ This unit is backed by our one-year replacement warranty.
Expert Insight: Why VIN Programming is Non-Negotiable
As a technician with over 20 years of experience, I can’t stress this enough: for modern GM vehicles, VIN-specific programming isn’t just a feature—it’s a necessity. Your vehicle’s TCM manages dozens of precise parameters, from shift points to fluid pressure, all calibrated to its unique factory build. Installing a generic, non-programmed module is like giving your transmission amnesia. It won’t know how to behave, leading to the same problems you’re trying to fix. Our process ensures this 24230461 Transmission Control Module is a perfect digital match for your vehicle, guaranteeing a successful and permanent repair.
Frequently Asked Questions
What does a Transmission Control Module do?
The TCM acts as the brain for your automatic transmission. It uses data from various sensors to control gear shifts, torque converter lockup, and fluid pressure to ensure smooth, efficient, and safe operation.
Is this part difficult to install?
Installation is generally straightforward for a DIYer with basic tools or any professional mechanic. It typically takes under 30 minutes. The module is located in the engine compartment, and after disconnecting the battery, you simply unplug the old unit and plug in the new one.
Do I need to take my vehicle to the dealer after installation?
No. Because we program the module to your VIN before it ships, you do not need to visit a dealership or repair shop for additional programming. It is a true plug-and-play solution.
How do I know if my TCM is the problem?
Common signs include erratic shifting, getting stuck in a single gear (limp mode), and transmission-related warning lights or diagnostic codes (like P0700). If you are experiencing these symptoms, the TCM is a very likely cause.
What happens if I provide the wrong VIN?
Providing the correct VIN is critical for the programming process. An incorrect VIN will result in the module not functioning correctly in your vehicle. Please double-check your VIN from your driver’s side door jamb or dashboard before ordering.
Is a core charge required for this 24230461 Transmission Control Module?
No, there is no core charge for this part. You can keep or dispose of your old module without needing to send it back to us, saving you time and money.