Get Your Sierra Back to Work with a Reliable, Programmed TCM
Is your 2007 GMC Sierra 2500 struggling with harsh shifts, getting stuck in gear, or throwing frustrating transmission codes? A faulty TCM can sideline your heavy-duty truck, disrupting your work and costing you valuable time. This VIN-programmed T42 Transmission Control Module is the direct-fit, no-hassle solution to restore the dependable performance your Sierra was built for. Eliminate the guesswork and the expensive trip to the dealership—this module arrives ready for a plug-and-play installation, getting your truck back on the road fast.
Common Symptoms & Your Solution
If you’re experiencing any of the following issues, a failing transmission control module is the likely culprit. This pre-programmed unit is designed to be the definitive solution for these problems, directly addressing the electronic brain of your transmission.
- Harsh or Erratic Shifting: Abrupt, jerky, or unpredictable gear changes that make driving uncomfortable and can damage other components.
- Limp Mode: The vehicle is stuck in a single gear (usually 2nd or 3rd) with severely limited power, a safety measure triggered by a critical fault.
- Warning Lights: A persistent Check Engine Light or dedicated transmission warning light on your dashboard.
- Diagnostic Trouble Codes (DTCs): Common codes like P0700 (Transmission Control System Malfunction), P0750-series (Shift Solenoid Malfunction), or other transmission-related faults.
- Delayed Engagement: A noticeable lag when shifting from Park into Drive or Reverse.
Features & Benefits
- ✔ 100% VIN Programmed: We program this module to your truck’s specific VIN before shipping. This ensures perfect communication with your vehicle’s systems, optimal shift strategies, and eliminates the need for additional dealership programming.
- ✔ Restores Peak Performance: By precisely managing gear shifts, torque converter lockup, and line pressure, this module restores the smooth, powerful operation you expect from your Sierra 2500, especially when towing or hauling.
- ✔ Built for Durability: Constructed to meet or exceed strict OEM standards, this module is built to withstand the demanding conditions of a work truck environment, ensuring long-term reliability.
- ✔ Direct-Fit Replacement: This unit is a direct replacement for a wide range of service numbers, including 24252114, 24234503, and 24234274, guaranteeing a perfect fit and function for your 2007 GMC Sierra 2500 transmission control module.
- ✔ Warranty Protection: This unit is backed by our one-year replacement warranty.
Expert Insight: Why VIN Programming is Non-Negotiable for Your Truck
For a heavy-duty truck like the Sierra 2500, a generic, non-programmed module is a recipe for trouble. Your truck’s computer network is complex, and the TCM must have the exact software calibration for your specific engine (6.0L), axle ratio, and tire size to function correctly. Our VIN programming service installs the latest GM-certified software, ensuring your transmission operates exactly as the engineers intended. This prevents future shifting problems, protects your transmission from premature wear, and gives you confidence that your truck is ready for any job.
Don’t let a faulty TCM compromise your truck’s capability. Installing this pre-programmed 2007 GMC Sierra 2500 transmission control module is one of the most effective ways to solve persistent shifting issues and restore your peace of mind. With no core charge and a straightforward installation process, you can get this critical repair done quickly and affordably. This is the smart, reliable fix for the heart of your truck’s drivetrain.
Frequently Asked Questions
Do I need to get this module programmed by a dealer?
No. This module is fully pre-programmed to your vehicle’s VIN before it is shipped. It is a true plug-and-play solution, saving you the time and expense of a dealership visit.
What are the main signs my 2007 Sierra 2500 TCM is failing?
The most common symptoms include harsh or delayed shifting, the truck being stuck in ‘limp mode,’ a check engine light with codes like P0700, and a general feeling of poor transmission performance.
Where is the TCM located on my truck?
On the 2007 GMC Sierra 2500 (new body style), the transmission control module is typically located in the engine compartment, next to the battery.
Is this a difficult part to install?
No, for someone with basic mechanical skills, it’s a straightforward job. It usually involves disconnecting the battery, unplugging the electrical connectors, unbolting the old module, and installing the new one. The entire process typically takes under 30 minutes.
Will this fix a P0700 trouble code?
A P0700 code indicates a general fault within the transmission control system. While this module often resolves the root cause, it’s essential to diagnose any other accompanying codes. A faulty 2007 GMC Sierra 2500 transmission control module is a very common cause for this code.
What does ‘no core charge’ mean?
It means you do not have to send your old, faulty part back to us. You can keep it or dispose of it yourself, saving you the hassle and cost of return shipping.