Is Your Buick Rendezvous Shifting Erratically?
If you’re dealing with the frustration of a transmission that slams into gear, refuses to shift, or has your dashboard lit up with warning lights, you’re not alone. The Transmission Control Module (TCM), the electronic brain of your automatic transmission, is a common failure point. In my 20+ years as a technician, I’ve seen countless GM vehicles, including the Rendezvous, come into the shop with these exact issues. The symptoms often point directly to a faulty TCM, which can leave you stranded or facing a hefty bill at the dealership.
“A customer’s 2006 Rendezvous came in last week with the transmission stuck in 3rd gearโa classic ‘limp mode’ scenario. The scanner showed a P0700 (Transmission Control System Malfunction) and a solenoid circuit code. Instead of a costly transmission rebuild, we identified the root cause: a failed TCM. Replacing it with a VIN-programmed unit like this one had him back on the road in under an hour, with smooth shifting restored.”
The Direct Solution: A VIN-Programmed 2006-2007 Rendezvous Transmission Module
This T42 Transmission Control Module is the definitive solution for your vehicle’s transmission problems. It’s not just a replacement part; it’s a complete fix that arrives ready for installation. We take your vehicle’s VIN and program the module with the latest GM-certified software before it even ships. This critical step ensures the module communicates perfectly with your Rendezvous’s engine computer and other systems, delivering optimal performance and reliability from the moment you install it.
Symptoms This Part Corrects:
- โ Harsh, jerky, or delayed gear shifts
- โ Vehicle stuck in one gear (limp mode)
- โ Check Engine Light or Transmission Warning Light on
- โ Diagnostic Trouble Codes (DTCs) like P0700, P0750, or other solenoid-related faults
- โ Failure to upshift or downshift properly
- โ Poor fuel economy and transmission overheating
- โ Complete loss of communication with the transmission
Plug-and-Play Installation: No Dealer Visit Required
One of the biggest advantages of our pre-programmed module is that it eliminates the need for expensive and time-consuming dealership programming. This is a repair you can confidently do in your own driveway. For the 2006-2007 Buick Rendezvous, the TCM is conveniently located for easy access.
- Safety First: Always disconnect the negative terminal on your vehicle’s battery before starting any electronic component replacement.
- Locate the Module: On your Rendezvous, you’ll find the TCM located inside or directly under the air cleaner box in the engine compartment.
- Disconnect and Remove: Carefully unplug the electrical connectors. Press the release tabs firmly to avoid damaging them. Then, unbolt the old module from its mounting bracket.
- Install the New Module: Bolt the new, pre-programmed TCM into place and securely reconnect the electrical harnesses. You should hear a ‘click’ as they lock in.
- Final Steps: Reconnect the battery terminal. While the module is plug-and-play, it’s always best practice to use a basic OBD2 scan tool to clear any stored fault codes from the vehicle’s memory.
Guaranteed Compatibility and Reliability
This module is a direct replacement for part number 24234503 and is also interchangeable with a wide range of other GM service numbers, including: 24252114, 24230461, 24234274, 24235340, 24235754, 24238856, 24239224, 24239926, 24240400, and more. Built to meet or exceed OEM specifications and backed by a one-year warranty, you can drive with confidence knowing your transmission is in good hands. Plus, there’s no core chargeโyou don’t have to worry about the hassle of sending your old part back.