Tired of Erratic Shifting in Your Buick Rendezvous?
If your 2006-2007 Buick Rendezvous is suffering from harsh shifts, getting stuck in gear, or throwing transmission-related check engine lights, you’re not just dealing with an annoyance—you’re facing a common failure point: the Transmission Control Module (TCM). As a technician with over two decades of experience, I’ve seen countless GM vehicles sidelined by these exact issues. The TCM is the brain of your automatic transmission, and when it fails, drivability and reliability suffer. This isn’t a problem you can ignore, as it can lead to further transmission damage and leave you stranded.
This T42 Transmission Control Module is the definitive solution for your vehicle. It arrives expertly programmed to your specific Vehicle Identification Number (VIN), making it a true plug-and-play replacement. You can bypass the expensive and time-consuming trip to the dealership for programming. We handle it all for you, ensuring that once installed, your Rendezvous’s transmission will have its crisp, smooth shifting logic restored, just like it was from the factory.
Case Study: A Tricky Diagnosis
A customer brought in a 2007 Rendezvous with a complaint of intermittent ‘no-shift’ conditions and a P0700 code. They had already replaced two shift solenoids based on a generic code reader’s suggestion, but the problem persisted. After a quick data stream analysis, I noticed the TCM was intermittently losing communication. These T42 modules, especially when located under the airbox as they are in the Rendezvous, are susceptible to heat and vibration, which can cause internal circuits to fail over time. We installed one of our VIN-programmed modules, and the problem was solved instantly. This highlights why addressing the core electronic issue is crucial, saving the customer from chasing phantom mechanical problems and spending money on unnecessary parts.
Is Your Rendezvous Showing These Telltale Signs?
A failing TCM will give you clear warnings. If you’re experiencing any of the following, it’s time to consider a replacement 2006-2007 Rendezvous TCM:
- ✔ Harsh, slamming shifts or delayed gear engagement.
- ✔ Vehicle is stuck in “limp mode” (usually 2nd or 3rd gear).
- ✔ Check Engine Light is on with codes like P0700 (Transmission Control System Malfunction), P0750-P0758 (Solenoid Faults), or other transmission-specific DTCs.
- ✔ Inability to upshift or downshift properly.
- ✔ A sudden drop in fuel economy.
- ✔ The transmission seems to slip between gears.
Your 30-Minute Installation Guide
One of the best features of this module is its straightforward installation. For the DIY mechanic, this is a job you can complete in your driveway with basic hand tools in under half an hour. No specialty diagnostic equipment is needed.
- Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts and to help reset the vehicle’s computer systems.
- Locate the TCM: On your 2006-2007 Rendezvous, the Transmission Control Module is conveniently located right under the air cleaner box in the engine compartment.
- Remove the Old Module: Remove the air cleaner assembly to gain access. Carefully disconnect the electrical connectors from the old TCM and unbolt it 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’ when they are properly seated.
- Final Steps: Reinstall the air cleaner box and reconnect the battery terminal. Start the vehicle and take it for a test drive to confirm that shifting has returned to normal. It’s a good practice to clear any old codes with a basic scan tool if you have one.
Verified Fitment for Your Vehicle
This module is a direct-fit replacement for your 2006-2007 Rendezvous TCM and is also compatible with a wide range of other GM vehicles. It is interchangeable with part numbers 24234274, 24252114, 24234503, and others listed below. We guarantee compatibility for the following models and more:
- Buick Rendezvous: 2006-2007 (located under air cleaner box)
- Chevrolet Silverado, Tahoe, Suburban, Impala, Cobalt, HHR
- GMC Sierra, Yukon, Savana, Envoy
- Pontiac G6, Grand Prix
- Saturn Vue, Aura, Ion
- And many more GM models from 2006-2014.