Restore Your Vehicle’s Shifting Performance
Are you tired of harsh, unpredictable shifts, or is your vehicle stuck in a frustrating “limp mode”? A faulty Transmission Control Module (TCM) is often the culprit behind these common and annoying issues. This Genuine GM T42 TCM, compatible with service number 24234274, is the definitive solution for restoring the smooth, reliable performance your GM vehicle was built for. We pre-program the module to your vehicle’s specific VIN, ensuring a perfect, plug-and-play installation without any need for expensive dealership visits. Get your truck, SUV, or sedan back on the road quickly and confidently with a part designed to solve the problem right the first time. This Programmed T42 Transmission Control Module is your direct path to a properly functioning transmission.
Common Symptoms & Your Solution
If you’re experiencing any of the following, a failing TCM is the likely cause. This module is engineered to resolve these exact problems:
- Harsh or erratic gear shifts
- Delayed engagement when shifting from Park to Drive or Reverse
- Vehicle stuck in one gear (limp mode)
- Check Engine Light or Transmission Warning Light is on
- Diagnostic Trouble Codes (DTCs) such as P0700, P0750, or other solenoid-related codes
- Failure to upshift or downshift properly
- Poor fuel economy and transmission overheating
Features & Tangible Benefits
- ✔ 100% VIN Programmed: Arrives ready for installation, programmed to your vehicle’s VIN with the latest GM software. This eliminates the need for a trip to the dealer, saving you time and hundreds of dollars in programming fees.
- ✔ Restored Drivability: Immediately corrects harsh shifting, slipping, and engagement delays by restoring precise communication between your engine and transmission. Enjoy a smooth ride again.
- ✔ Plug-and-Play Installation: Designed for a straightforward swap. Most installations can be completed in under 30 minutes with basic hand tools, getting you back on the road faster.
- ✔ Built to OEM Standards: This is not a cheap knock-off. It’s a quality component that meets strict factory specifications for performance and durability, ensuring a long-lasting repair.
- ✔ Peace of Mind Guarantee: This unit is backed by our one-year replacement warranty. Drive with confidence knowing your purchase is protected.
Expert Insight: Why VIN Programming is Non-Negotiable
In modern vehicles, the TCM isn’t just a simple controller; it’s a computer that’s integrated with your vehicle’s entire network. It uses the VIN to understand specific parameters like engine size, axle ratio, and tire size to make precise shifting decisions. Installing a non-programmed module is like putting a generic brain into a specific body—it simply won’t work correctly. Our process ensures this Programmed T42 Transmission Control Module is a perfect digital match for your vehicle, guaranteeing optimal performance and reliability from the moment you plug it in.
Frequently Asked Questions
Does this module require any additional programming?
No. We handle all the programming before it ships. This Programmed T42 Transmission Control Module is tailored to your vehicle’s VIN, making it a true plug-and-play part. You will not need to visit a dealership or mechanic for programming.
What does a T42 Transmission Control Module do?
The TCM is the ‘brain’ of your automatic transmission. It receives data from various sensors and controls electronic solenoids to manage gear shifts, torque converter lockup, and line pressure, ensuring smooth and efficient operation.
Is this part difficult to install?
Installation is generally straightforward for someone with basic mechanical skills. The TCM is typically located in the engine compartment and can be swapped in under 30 minutes. Always remember to disconnect the battery before starting the installation.
How do I know if my original TCM is failing?
Common signs include a lit Check Engine Light with transmission-related codes (like P0700), the vehicle being stuck in one gear (limp mode), harsh or delayed shifting, and poor fuel mileage. These symptoms point directly to a potential TCM failure.
What is a core charge?
A core charge is a deposit you pay until you return your old part. We do not require one for this module, so you can keep your old part without any hassle or extra cost.