Restore Flawless Shifting to Your Buick Rendezvous
If you’re dealing with the frustration of a transmission that won’t shift correctly, gets stuck in gear, or triggers constant warning lights in your 2006-2007 Buick Rendezvous, you’ve come to the right place. As a technician with over two decades of experience diagnosing these exact issues, I can tell you that a failing Transmission Control Module (TCM) is one of the most common culprits. This isn’t just an annoyance; it affects your vehicle’s performance, fuel economy, and safety. This T42 TCM, part number 24252114, is the definitive, reliable solution to get your vehicle driving like new again.
The beauty of this module is our expert VIN programming service. Before we ship it, we flash the unit with your vehicle’s specific VIN and the latest GM software updates. This means it arrives at your door ready for a true plug-and-play installation, completely bypassing the expensive and time-consuming trip to a dealership for programming. It’s designed to be a direct-fit replacement, restoring communication between your engine and transmission for precise, smooth gear changes.
Case Study: The Intermittent Limp Mode
A customer brought in a 2007 Buick Rendezvous with a classic complaint: it would randomly go into ‘limp mode,’ getting stuck in 3rd gear, but only after driving for 20+ minutes. They had already replaced a shift solenoid on another mechanic’s advice, but the problem persisted. After hooking up my scan tool, I noticed communication dropouts from the TCM when the engine bay got hot. Heat soak was causing internal failure in the original module. We installed one of our VIN-programmed T42 TCMs, and the problem was solved permanently. It’s a textbook example of how a failing TCM can mimic other issues, making a correct diagnosis crucial.
Is Your Rendezvous Showing These Telltale Signs?
A faulty TCM can manifest in several ways. If you’re experiencing any of the following, this module is the likely solution for your 2006-2007 Rendezvous TCM issues.
- ✔ Unpredictable, harsh, or delayed gear shifts.
- ✔ The vehicle is stuck in a single gear (limp mode), often 2nd or 3rd.
- ✔ Check Engine Light or Transmission Warning Light is on.
- ✔ Diagnostic Trouble Codes (DTCs) are present, such as the general P0700 or specific solenoid codes (e.g., P0751, P0756).
- ✔ A noticeable drop in fuel efficiency.
- ✔ The transmission feels like it’s slipping between gears.
- ✔ Complete loss of communication with the transmission.
A Straightforward Guide to Installation
One of the best parts of this solution is how accessible it is for a DIY mechanic. You don’t need a vehicle lift or specialized tools. For the Buick Rendezvous, the TCM is conveniently located under the air cleaner box, making it easy to access.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- Locate the TCM: On your 2006-2007 Rendezvous, you’ll find the module situated beneath the air cleaner assembly. Remove the air cleaner box to gain clear access.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old TCM. Then, unbolt the module from its mounting bracket.
- Install the New Module: Bolt the new, pre-programmed TCM into place and securely reconnect the electrical harnesses. You’ll hear a click as they lock in.
- Final Steps: Reinstall the air cleaner box and reconnect the battery terminal. Start the vehicle and let it idle for a few minutes. While our programming handles the critical setup, it’s good practice to use a basic OBD2 scanner to clear any stored fault codes.
Verified Vehicle Compatibility
This T42 Transmission Control Module is a direct fit for the following vehicles. Please ensure your vehicle and options match the list below. This module is a replacement for part numbers 24252114, 24234503, 24242391, and others.
- Buick Rendezvous: 2006, 2007 (Located under the air cleaner box)
This module also fits a wide array of other GM vehicles, including the Chevrolet Silverado, GMC Sierra, Buick LaCrosse, Pontiac G6, and many more. Refer to the full fitment list if you are purchasing for a different model.
Do I need to have this TCM programmed by a dealer?
Do I need to have this TCM programmed by a dealer?
No. The main benefit of our service is that we program the module to your vehicle’s specific VIN before shipping. It arrives ready to install, with no additional programming or dealer visits required.
Will this fix a P0700 trouble code?
A P0700 code is a general fault code indicating the TCM has detected a problem. In many cases where the TCM itself is the source of the failure, replacing it with this module will resolve the P0700 code and any related transmission-specific codes.
Is installation difficult for a DIYer?
Not at all. For the 2006-2007 Rendezvous, the TCM is located under the air cleaner box. The replacement process involves basic hand tools and typically takes less than 30 minutes, making it a very DIY-friendly repair.
Is there a core charge for my old part?
No, we do not require a core charge. You can keep your old part, which simplifies the process and saves you the hassle and cost of return shipping.