Restore Smooth, Reliable Shifting to Your GM Vehicle
Experiencing erratic shifting, a persistent check engine light, or the dreaded ‘limp mode’ in your GM truck, SUV, or car? A faulty Transmission Control Module (TCM) is often the culprit, disrupting your vehicle’s performance and your peace of mind. This VIN-programmed T42 TCM is the direct-fit solution to restore smooth, predictable shifting and get you back on the road with confidence, eliminating the need for an expensive trip to the dealership.
Common Symptoms & Your Solution
If your vehicle is exhibiting any of the following signs, a failing TCM is the likely cause. Our Programmed T42 TCM 24240400 is engineered to be the definitive fix for these issues, addressing the root electronic problem rather than just the mechanical symptoms.
- Harsh, erratic, or delayed gear shifts
- Vehicle stuck in a single gear (limp mode)
- Check Engine Light or Transmission Warning Light is on
- Diagnostic Trouble Codes (DTCs) such as P0700, P0750, P0753, P0758, or other solenoid-related codes
- Failure to upshift or downshift properly
- Poor fuel economy and transmission overheating
- Complete loss of transmission communication
Features & Tangible Benefits
- ✔ VIN-Programmed for Plug-and-Play Installation: We pre-program this module to your vehicle’s specific VIN, ensuring it works right out of the box. This eliminates the need for expensive dealership programming and resolves common diagnostic trouble codes (DTCs) from the start.
- ✔ Restores Smooth Shifting Performance: By precisely managing shift points, torque converter lockup, and solenoid activity, this module eliminates harsh shifts, delayed engagement, and gear slippage, bringing back the factory-new feel to your transmission.
- ✔ Engineered for OEM-Level Reliability: Built to strict General Motors standards, this module ensures long-lasting durability and dependable operation, whether you’re using your vehicle for daily commuting or heavy-duty work.
- ✔ Broad GM Vehicle Compatibility: This module is a direct replacement for a wide range of part numbers (including 24252114, 24234503, 24230461) and fits dozens of Chevrolet, GMC, Buick, Cadillac, and other GM models from 2006-2014.
- ✔ One-Year Replacement Warranty: Drive with confidence knowing your investment is protected. This unit is backed by our one-year replacement warranty.
Expert Insight: The Critical Role of VIN Programming
A common mistake is installing a used, non-programmed TCM. These modules are not one-size-fits-all; they contain specific software calibrations for your vehicle’s engine, tire size, and gear ratios. Our VIN programming service uses the latest GM software updates to load the exact correct file onto your Programmed T42 TCM 24240400 *before* it ships. This ensures all transmission parameters are perfectly calibrated, preventing potential damage and guaranteeing optimal fuel efficiency and performance from the moment you install it.
Frequently Asked Questions
What is a T42 TCM and what does it do?
The T42 Transmission Control Module (TCM) is the electronic brain of your automatic transmission. It receives data from various vehicle sensors to control shift solenoids, manage torque converter clutch lockup, and regulate fluid pressure, ensuring smooth and efficient gear changes.
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 replaced in under 30 minutes. Since this unit comes pre-programmed to your VIN, there are no complex electronic setup steps required.
Do I need to take my vehicle to a dealer after installation?
No. The primary benefit of our module is that it’s pre-flashed with your vehicle’s specific VIN data and the latest GM software. This completely eliminates the need for a post-installation programming session at a dealership, saving you time and money.
How do I know if my TCM is failing?
Common signs include harsh or unpredictable shifting, getting stuck in one gear (limp mode), and the illumination of the check engine or transmission warning light. Scanning for diagnostic trouble codes (DTCs) like P0700 or solenoid-specific codes can also point to a faulty TCM.
Will this fix a P0700 trouble code?
A P0700 code is a general transmission fault request from the TCM to the Engine Control Module (ECM) to turn on the check engine light. While a faulty TCM can cause this code, it’s a generic indicator. This module will fix the issue if the underlying cause is the TCM itself, which is a very common scenario.
Is a core charge required for this part?
No, there is no core charge for this module. You can keep your old part without the hassle of returning it, making the replacement process even simpler and more convenient.