Is your 2006-2009 Buick Allure suffering from harsh, erratic shifting, getting stuck in gear, or displaying a check engine light? These are classic signs of a failing Transmission Control Module (TCM). Restore the smooth, reliable performance of your vehicle with our pre-programmed T42 TCM, designed for a seamless, plug-and-play installation. This is the definitive solution to get you back on the road with confidence, without the need for an expensive trip to the dealership.
Common Symptoms & Your Solution
A faulty TCM can turn a comfortable drive into a stressful ordeal. If you’re experiencing any of the following, it’s time for a replacement:
- Harsh or delayed gear engagement
- The vehicle is stuck in “limp mode” (usually 2nd or 3rd gear)
- Active Check Engine or Transmission warning lights
- Diagnostic Trouble Codes (DTCs) such as P0700, P0750, or other solenoid-related faults
- Failure to upshift or downshift properly
- Noticeably poor fuel economy and transmission overheating
This Programmed 2006-2009 Buick Allure TCM is the direct answer to these problems. By precisely managing shift points, torque converter clutch lockup, and line pressure, it brings your transmission’s logic and performance back to factory specifications.
Features & Benefits
- ✔ Plug & Play Installation: This module arrives pre-programmed to your vehicle’s specific VIN. This critical step ensures complete compatibility and eliminates the need for additional on-car programming, saving you time and hundreds of dollars in dealership fees.
- ✔ Restored Drivability: End the frustration of unpredictable shifting. This TCM restores the crisp, smooth gear changes your Buick was designed to deliver, improving both performance and driving comfort.
- ✔ Enhanced Reliability: Built to meet or exceed OEM standards, this module provides a durable, long-term solution to common transmission electronic failures, preventing recurring issues down the road.
- ✔ Broad Compatibility: An exact replacement for a wide range of service numbers including 24252114, 24234503, 24235754, and more, making it the right part for many GM cars, trucks, and SUVs.
- ✔ Warranty Protection: This unit is backed by our one-year replacement warranty.
Expert Insight: The Power of VIN Programming
In modern vehicles, the TCM isn’t just a simple controller; it’s a computer that communicates with the engine, brakes, and other systems. VIN programming loads your car’s specific software, including shift strategies and learning parameters tailored to its original build. Skipping this step is why many generic modules fail to work correctly. Our process ensures that when you install our Programmed 2006-2009 Buick Allure TCM, it integrates perfectly from the moment you turn the key.
Installation is straightforward for a DIY mechanic or local shop. The module is typically located in the engine compartment, often near the air cleaner housing on the Buick Allure. Simply disconnect the battery, swap the module, and reconnect. While the unit is plug-and-play, we recommend using a scan tool to clear any stored fault codes after installation. With no core charge, you can complete the job without the hassle of returning your old part. Trust this expertly prepared Programmed 2006-2009 Buick Allure TCM to restore your vehicle’s operation and your peace of mind.
Frequently Asked Questions
What does a Transmission Control Module (TCM) do?
The TCM is the brain of your automatic transmission. It uses data from various sensors to control when the transmission shifts gears, how firmly it shifts, and when the torque converter locks up, ensuring optimal performance and fuel efficiency.
Is this TCM difficult to install?
Installation is generally simple, taking under 30 minutes for someone with basic mechanical skills. It involves disconnecting the battery, unplugging the electrical connectors from the old module, unbolting it, and installing the new one in its place. The location is accessible in the engine compartment.
Will I need to go to a dealership after installation?
No. Because this module is pre-programmed to your vehicle’s VIN, it is ready for immediate use. This plug-and-play solution allows you to skip the expensive programming services required by dealerships.
How do I know if my TCM is the problem?
Common signs include erratic or harsh shifting, the vehicle being stuck in one gear (limp mode), and specific transmission-related trouble codes (like P0700) stored in the vehicle’s computer. If you are experiencing these symptoms, the TCM is a very likely cause.
Does this part fit other GM vehicles besides the Buick Allure?
Yes, absolutely. This T42 TCM is compatible with a vast range of 2006-2014 GM vehicles, including Chevrolet Silverado, Tahoe, Impala; GMC Sierra, Yukon; Cadillac DTS; Pontiac G6, and many others. We program it specifically for the vehicle you order it for.
What is a “core charge” and do I have to pay one?
A core charge is a deposit paid for your old, failed part. We have a no-hassle policy with no core charge required for this part, so you can keep or dispose of your old module as you see fit.