Restore Smooth, Reliable Shifting to Your Buick Lucerne
Are you experiencing frustrating and unpredictable shifting in your vehicle? A faulty Transmission Control Module (TCM) can cause harsh gear changes, warning lights on your dash, and even leave you stranded in limp mode. This VIN-programmed T42 Transmission Control Module is the definitive, hassle-free solution to restore your car’s performance and your peace of mind. Engineered to meet or exceed original equipment standards, it arrives at your door ready for a simple, plug-and-play installation, with no expensive dealership programming required.
Common Symptoms & Your Solution
If your vehicle is exhibiting any of the following signs, a failing TCM is the likely culprit. This module is specifically designed to be the permanent fix for these issues:
- Harsh or Erratic Shifting: Abrupt, jerky gear changes or a noticeable delay when the transmission engages.
- Stuck in Gear / Limp Mode: The vehicle refuses to shift out of a single gear (often 2nd or 3rd) as a protective measure.
- Check Engine & Transmission Lights: Illumination of dashboard warning lights, often accompanied by Diagnostic Trouble Codes (DTCs) like P0700, P0750, or other solenoid-related faults.
- Poor Performance: A sudden drop in fuel economy, failure to upshift or downshift correctly, or a general feeling of sluggishness.
Features & Tangible Benefits
- ✔ Plug & Play Installation: This module is pre-programmed to your vehicle’s specific VIN. This crucial step ensures perfect communication with your car’s computer systems right out of the box, eliminating the need for a trip to the dealership for costly programming.
- ✔ Restored Drivability: By precisely managing shift points, torque converter lockup, and line pressure, this TCM brings back the smooth, responsive feel your vehicle had when it was new.
- ✔ Lasting Reliability: Built to strict OEM specifications to withstand the heat and vibration of the engine bay, providing a durable and dependable solution to your transmission problems. This is the correct 2006-2011 Buick Lucerne transmission control module to get the job done right.
- ✔ Guaranteed Performance: This unit is backed by our one-year replacement warranty.
- ✔ Broad Compatibility: An exact replacement for a wide range of GM vehicles, interchangeable with service numbers including 24252114, 24234503, 24243921, and more.
Expert Insight: The Critical Role of VIN Programming
In modern vehicles, the TCM isn’t just a simple controller; it’s a sophisticated computer that’s integrated with the engine, ABS, and other systems. VIN programming loads the exact software and calibration files for your car’s specific options—like engine size, axle ratio, and tire size. Installing a non-programmed or incorrectly programmed module can lead to persistent shifting issues, incorrect speedometer readings, and even new error codes. Our process ensures this 2006-2011 Buick Lucerne transmission control module is a perfect electronic match, guaranteeing a successful repair from the moment you plug it in.
Frequently Asked Questions
Do I need to program this module after I receive it?
Absolutely not. The main benefit of our service is that the module comes completely pre-programmed to your vehicle’s VIN. It is ready for installation right out of the box, saving you time and the expense of dealership programming.
Where is the TCM located on my 2007 Buick Lucerne?
For the 2006-2011 Buick Lucerne, the Transmission Control Module is typically located in the engine compartment on the left-hand (driver’s) side. Always disconnect the vehicle’s battery before starting the replacement process.
Will this fix a P0700 trouble code?
Yes. The P0700 code is a general transmission fault code, which means the TCM has detected a problem and requested the check engine light be turned on. Replacing a faulty TCM with our correctly programmed unit is often the definitive solution for this and related transmission codes.
Is this a genuine OEM part?
This is a high-quality component built to meet or exceed original equipment (OEM) specifications for fit, form, and function. It ensures compatibility and reliable performance as a direct replacement for the original part.
What if I have questions during installation?
Our team of experts is here to help. While installation is straightforward for many, we provide support to ensure your repair of the 2006-2011 Buick Lucerne transmission control module goes smoothly. Feel free to contact us with any questions.