End Your Transmission Troubles for Good
Are you tired of your 2004-2005 Buick Rendezvous shifting harshly, hesitating, or throwing a check engine light? A faulty Transmission Control Module (TCM) is often the culprit behind these frustrating and unpredictable issues. Instead of risking a costly trip to the dealership, get the definitive solution that arrives at your door ready to install. This module is your direct path to restoring the smooth, reliable performance your family depends on every day.
Common Symptoms & Your Direct Solution
If you’re experiencing any of the following, a failing TCM is the likely cause. This part is engineered to resolve these exact problems:
- Harsh, erratic, or delayed shifting
- Getting stuck in one gear (limp mode)
- Illuminated Check Engine Light or Transmission Warning Light
- Diagnostic Trouble Codes (DTCs) such as P0741, P0751, P0756, P0758, or P1811
- Poor fuel economy and loss of power
Our solution is simple: we provide a high-quality, fully tested Programmed 2004-2005 Buick Rendezvous TCM. We use your vehicle’s unique VIN to flash the module with the latest, most stable software updates directly from GM. This ensures perfect compatibility and function, right out of the box.
Features & Tangible Benefits
- ✔ VIN-Programmed for Your Vehicle: Eliminates the need for expensive dealership programming. This module is a true plug-and-drive solution, saving you time and money.
- ✔ Loaded with Latest GM Updates: We flash the unit with the most current software, which often corrects factory flaws and improves transmission longevity and shift quality.
- ✔ Restores Factory Shift Performance: End the clunky, unpredictable shifting and enjoy the smooth, confident ride you remember.
- ✔ Direct-Fit Replacement: Guaranteed to fit and function perfectly, matching a wide range of original part numbers including 24223112, 24226863, 24239427, and YKTF.
- ✔ A Reliable, Long-Term Fix: Installing a properly Programmed 2004-2005 Buick Rendezvous TCM is the correct way to solve electronic transmission faults, giving you peace of mind on the road.
- ✔ This unit is backed by our one-year replacement warranty.
An Expert’s Note on VIN Programming
As a technician with over two decades of experience, I can’t stress this enough: for modern GM vehicles, VIN-specific programming isn’t just a feature—it’s a necessity. The TCM doesn’t just control shifting; it constantly communicates with the Engine Control Module (ECM), ABS, and other systems. A generic, unprogrammed module will cause communication errors, poor performance, or may not work at all. By flashing the unit to your exact VIN, we ensure all handshake protocols and vehicle-specific parameters are perfectly matched. This is the secret to a successful, hassle-free repair that lasts.
Don’t let a faulty module dictate your driving experience. Take control with a reliable, professionally Programmed 2004-2005 Buick Rendezvous TCM and get your vehicle running right again.
Frequently Asked Questions
How does the programming process work?
It’s simple. After you complete your purchase, you will provide us with your vehicle’s 17-digit VIN. Our technicians will use this number to flash the module with the correct, updated GM software specific to your Rendezvous. We then ship the ready-to-install part directly to you.
Is this a true plug-and-play part?
Yes. Because we program the module to your VIN before shipping, it is ready for installation upon arrival. In most cases, no further programming or dealer visits are required. This saves you significant time and expense.
Will this fix my harsh 1-2 shift?
Yes, this is one of the most common symptoms of a failing TCM in these vehicles. Our module, loaded with the latest GM software, is specifically designed to correct erratic shift behavior, including the notorious harsh 1-2 shift and other pressure control issues.
Do I need to perform any relearn procedures after installation?
While the unit is programmed, we recommend a throttle body relearn and a CASE (Crankshaft Variation) relearn if you have the tools to do so. It is also beneficial to clear all old transmission codes with a scanner after installation. Driving the vehicle for 20-30 minutes will also allow the module to adapt to your driving style.
Where do I find my VIN?
Your 17-digit Vehicle Identification Number (VIN) can be found on your vehicle’s registration, your insurance card, or on a placard on the driver’s side dashboard visible through the windshield.
What happens if I provide the wrong VIN?
The programming is specific to the VIN provided. An incorrect VIN will result in a module that is not compatible with your vehicle. Please double-check the VIN for accuracy before sending it to us to ensure a successful repair.