Restore Smooth, Reliable Shifting to Your Minivan
Is your 2006-2007 Buick Terraza minivan experiencing harsh shifts, getting stuck in gear, or showing a persistent check engine light? A faulty Transmission Control Module (TCM) is often the culprit, disrupting your daily routine and causing unnecessary stress. This pre-programmed T42 TCM is the direct-fit solution to restore your van’s smooth, reliable operation and get your family safely back on the road.
Common Symptoms & Your Solution
If you’re dealing with any of the following issues, this module is the definitive fix. A failing TCM can manifest as alarming symptoms, but replacing it with a properly programmed unit is a straightforward repair. Don’t let transmission problems sideline your vehicle. This professionally programmed 2006-2007 Buick Terraza transmission control module is engineered to resolve these exact problems:
- Abrupt, jerky, or delayed gear shifting
- Vehicle stuck in “limp mode” (usually 2nd or 3rd gear)
- Check Engine Light or Transmission Warning Light is on
- Diagnostic Trouble Codes (DTCs) such as P0700, P0750, or other solenoid-related codes
- Failure to upshift or downshift properly
- Poor fuel economy and potential transmission overheating
Features & Benefits
- ✔ Plug & Play Installation: This module arrives pre-programmed to your Terraza’s specific VIN. No expensive trips to the dealership for programming are required—simply install it and go.
- ✔ Restored Performance: By precisely managing shift points and torque converter lockup, this TCM brings back the smooth, predictable performance you expect from your vehicle.
- ✔ OEM-Standard Quality: Built to meet or exceed original equipment standards, ensuring long-lasting durability and reliable operation for your daily driver.
- ✔ Cost-Effective Solution: Save hundreds of dollars by avoiding dealership programming fees and labor costs. This is a smart, effective repair you can trust.
- ✔ One-Year Protection: This unit is backed by our one-year replacement warranty, giving you confidence in your repair.
Expert Insight: The Critical Role of VIN Programming
As a technician, I’ve seen countless GM vehicles, from work vans to family minivans like the Terraza, sidelined by a failing TCM. The symptoms can be alarming, but the fix is often straightforward. The most critical step is ensuring the replacement 2006-2007 Buick Terraza transmission control module is correctly programmed to the vehicle’s VIN. An unprogrammed module simply won’t work and can even cause new issues. Our process handles this for you, delivering a true plug-and-play part that gets you back on the road without a trip to the dealership.
By replacing your old, failing part with this quality-tested 2006-2007 Buick Terraza transmission control module, you’re not just fixing a problem—you’re investing in the safety and reliability of your family’s transportation.
Frequently Asked Questions
Do I need to program this module?
No. We pre-program the module to your vehicle’s VIN before shipping. It arrives ready for a plug-and-play installation, with no additional programming or dealership visits required.
Where is the TCM located on my 2006-2007 Buick Terraza?
On the Buick Terraza for these model years, the Transmission Control Module is typically located on the driver’s side at the LH strut tower in the engine compartment.
Will this fix a P0700 trouble code?
Yes, in many cases. The P0700 code is a general fault code indicating the TCM has detected a problem. A failing TCM is a very common cause of this code, and replacing it with this programmed unit will often resolve the issue.
Is this a genuine GM part?
This is a high-quality replacement part built to meet or exceed original equipment (OEM) standards for fit, form, and function, ensuring reliable performance and compatibility.
What tools are needed for installation?
Installation is typically straightforward and requires basic hand tools like a socket set. Remember to disconnect the battery before starting the repair. After installation, you may need a basic scan tool to clear any stored fault codes.
Is there a core charge for my old part?
No, there is no core charge required. You can keep your old part without the hassle of returning it.