Programmed 2005 Rainier TCM Transmission Control Module YDFC

End Your Shifting Nightmares.

Get your vehicle driving smoothly again with this pre-programmed Transmission Control Module. It’s flashed specifically to your VIN with the latest GM software, eliminating the need for a dealer visit. This is a direct-fit, plug-and-play solution for harsh shifting and transmission error codes. Order now for a fast, reliable fix!

$89.95

+11.99 USPS Priority Shipping

Availability: In stock



SKU: 591-06961-95 Categories: ,
Guaranteed Safe Checkout

Restore Smooth Shifting to Your 2005 Buick Rainier

Are you tired of your 2005 Buick Rainier’s unpredictable and harsh shifting? A faulty Transmission Control Module (TCM) is often the culprit behind these frustrating and potentially unsafe driving conditions. As a technician with over two decades of experience, I’ve seen firsthand how a failing TCM can turn a reliable vehicle into a source of daily stress. This isn’t just a part; it’s the solution to get your vehicle driving like it should again.

This module is a direct-fit replacement that comes fully programmed to your vehicle’s specific Vehicle Identification Number (VIN). We handle all the complex software flashing for you before we ship, loading the latest official GM software updates. This means you can bypass a costly and time-consuming trip to the dealership. You get a component that is ready for installation right out of the box, designed to restore communication and proper transmission function.

A Technician’s Notebook: The Ghost in the Transmission

I remember a 2005 Envoy—which uses the same platform as your Rainier—that came into my shop with a classic case of TCM failure. The customer reported erratic shifting, the transmission getting stuck in 3rd gear (limp mode), and a check engine light that wouldn’t quit. The scanner pulled a U0100 (Lost Communication With ECM/PCM) and a P0753 (Shift Solenoid ‘A’ Electrical). While the solenoid code pointed to a component inside the transmission, my experience told me to check the TCM first. These modules are known for internal circuit failures that create false solenoid codes. We swapped in a VIN-programmed TCM like this one, and the problem was solved instantly. The codes cleared, and the truck shifted perfectly. It saved the customer from a needless and expensive transmission teardown.

Is Your Vehicle Showing These Signs of TCM Failure?

A failing TCM can manifest in several ways. If you’re experiencing any of the following, this module is the likely solution.

  • ✔ Check Engine Light is on with transmission-related Diagnostic Trouble Codes (DTCs), such as P0700, P0741, P0753, P0758, or U0100.
  • ✔ Harsh, delayed, or unpredictable gear shifts.
  • ✔ The transmission feels like it’s slipping or getting stuck in one gear (often called “limp mode”).
  • ✔ Complete loss of communication with the module, preventing diagnostics.
  • ✔ Poor fuel economy directly related to inefficient shifting.

The Advantage of a VIN-Programmed 2005 Rainier TCM

The key benefit here is the VIN-specific programming. Every vehicle has unique operational parameters, and a generic, unprogrammed module simply won’t work. By providing your VIN at checkout, you ensure that the 2005 Rainier TCM you receive is perfectly matched to your vehicle’s factory specifications. We install the most current GM software, which often includes critical improvements over the original programming, addressing potential factory bugs and enhancing transmission performance and longevity.

A Straightforward Guide to Installation

Installing your new TCM is a job most DIYers can handle with basic tools. Since the programming is already done, it’s a true plug-and-play process.

  1. Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
  2. Locate the TCM: On the 2005 Rainier, the TCM is typically found in the engine compartment. Check for a silver box with electrical connectors.
  3. Disconnect and Remove: Carefully unplug the wiring harnesses from the old module. Then, unbolt the module from its mounting bracket and remove it from the vehicle.
  4. Install the New Module: Bolt the new, pre-programmed TCM into place. Securely reconnect the wiring harnesses, ensuring they click into place.
  5. Reconnect and Test: Reconnect the negative battery terminal. Start the vehicle and take it for a test drive to confirm that shifting is smooth and the check engine light is off.

Guaranteed Fitment for Your Vehicle

This module is engineered to be a direct replacement for a wide range of GM vehicles. Please verify your make and model in the list below. It is compatible with original part numbers: 24223112, 24226863, 24233595, 24234189, 24239427, YBWW, YDFC, YDFD, YDLT, YJHY, YKTB, and YKTF.

This part will fit these makes and models with these options:

ALLURE 05 Transmission; (lower air cleaner housing)
COBALT 05 Transmission; (LH strut tower)
CORVETTE 05 Transmission; (LH frame rail)
ENVOY 05 Transmission; (LH engine compartment), (8 cylinder)
ENVOY XL 05 Transmission; (LH engine compartment), (8 cylinder)
ENVOY XUV 05 Transmission; (LH engine compartment), (8 cylinder)
GRAND PRIX 05 Transmission; (lower air cleaner housing)
GTO 05 Transmission
ION 05 Transmission; (behind LH strut tower)
LACROSSE 05 Transmission; (3.6L), (lower air cleaner housing)
PURSUIT 05 Transmission; (LH strut tower)
RAINIER 05 Transmission
RENDEZVOUS 04-05 Transmission; (3.6L), (air cleaner box)
TRAILBLAZER EXT 05 Transmission; (LH engine compartment), (8 cylinder)

Frequently Asked Questions

Do I need to program this TCM after I receive it?

No. This is the biggest benefit of our service. We program the module to your vehicle’s specific VIN before we ship it. It arrives ready to install, with no dealer visit required.

How do I provide my VIN?

After you complete your purchase, you will need to send us your 17-digit VIN. You can typically add it as a note during checkout or send it to us in a message referencing your order number.

Where is the TCM located on my 2005 Buick Rainier?

On the 2005 Rainier, the Transmission Control Module is generally located in the engine compartment. Always consult a service manual for your specific vehicle if you are unsure.

Will this fix my hard shifting and check engine light?

If the root cause of your issues is a failing TCM, then yes. This module is designed to resolve problems like erratic shifting, limp mode, and communication-related trouble codes (like U0100) that originate from the TCM.

Is this compatible with other GM vehicles?

Yes, this TCM fits a wide variety of 2005 GM models including the Corvette, GTO, Envoy, and Cobalt, among others. Please check the detailed fitment list on this page to confirm compatibility with your exact vehicle.

Genuine OEM

Yes

Interchange part number

Condition

Seller refurbished

Model

Rainier

Make

Year

2005

Brand

GM

MPN

ydfc

Manufacturer Part Number

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