Restore Your Buick’s Smooth, Reliable Performance
Is your 2006-2009 Buick Allure suffering from harsh, erratic shifting, getting stuck in gear, or displaying a persistent check engine light? A failing Transmission Control Module (TCM) is often the culprit, disrupting the comfortable and dependable ride you expect. This professionally programmed T42 TCM is the definitive solution, engineered to restore your vehicle’s original performance and your driving confidence without an expensive and time-consuming trip to the dealership.
Common Symptoms & Your Solution
If you’re experiencing any of the following issues, this module is designed to be the fix. A faulty TCM can manifest as:
- Abrupt, harsh, or delayed gear shifts
- The vehicle being stuck in “limp mode” (usually 2nd or 3rd gear)
- Illuminated Check Engine or Transmission warning lights
- Diagnostic Trouble Codes (DTCs) such as P0700, P0750, or other solenoid-related faults
- A complete failure to upshift or downshift, leading to poor acceleration and fuel economy
This module is the reliable answer to those problems. As a pre-programmed programmed 2006-2009 Buick Allure transmission control module, it arrives ready for a straightforward installation, directly addressing the electronic source of your transmission woes.
Features & Benefits
- ✔ Plug & Play Installation: This module is pre-programmed to your vehicle’s specific VIN. This critical step ensures perfect communication between the TCM and your car’s other systems, eliminating the need for dealer-only programming tools.
- ✔ Restored Driving Comfort: By precisely managing shift points, torque converter lockup, and line pressure, this TCM restores the smooth, responsive shifting your Buick Allure was known for.
- ✔ OEM-Standard Quality: Built to meet or exceed original equipment specifications, this module provides a dependable, long-term solution for your vehicle’s transmission system.
- ✔ Cost-Effective Repair: Avoid the high costs and scheduling hassles of a dealership service department. This module provides a professional-grade repair at a fraction of the price.
- ✔ Warranty Protection: This unit is backed by our one-year replacement warranty.
Expert Insight: The Critical Role of VIN Programming
In modern vehicles like your Buick, the TCM doesn’t just change gears; it’s in constant communication with the Engine Control Module (ECM), ABS, and other systems. A generic, non-programmed module can cause communication conflicts, leading to persistent error codes or even new performance issues. Our VIN programming process loads your car’s exact software and calibrations onto the module *before* it ships. This ensures it works in perfect harmony with your vehicle from the moment you plug it in, just like the original part from the factory.
By installing this high-quality programmed 2006-2009 Buick Allure transmission control module, you are not just replacing a part; you are restoring the integrity of your vehicle’s powertrain. This is the smart, reliable way to get your car back on the road and performing its best.
Frequently Asked Questions
What does a VIN-programmed TCM mean?
It means we load your vehicle’s specific Vehicle Identification Number (VIN) and the latest GM software onto the module before shipping. This makes it a true plug-and-play part, as it’s already calibrated for your Allure’s specific engine, transmission, and options, requiring no further programming.
Is this a difficult part to install myself?
For someone with basic mechanical skills, installation is straightforward. The TCM is typically located in the engine bay (often near the air cleaner housing on the Allure) and is held in by a few bolts and electrical connectors. The entire process usually takes less than 30 minutes. Always disconnect the battery before starting.
Will this fix a P0700 trouble code?
A P0700 code is a general fault code indicating the TCM has detected a problem. While this module often resolves the root cause of a P0700 and its related specific codes (like solenoid faults), you should always diagnose the specific codes stored in the TCM. If the codes point to an internal module failure, this part is the correct solution.
Do I need to send my old part back?
No. We do not require a core return for this part. You can keep or dispose of your old module without any core charges or hassle.
How do I know this is the correct part for my Allure?
This programmed 2006-2009 Buick Allure transmission control module is guaranteed to be compatible with the specified model years. By providing your VIN during checkout, we ensure the programming is a perfect match for your exact vehicle, confirming compatibility.