Restore Smooth Shifting to Your Monte Carlo
Is your 2006 or 2007 Chevrolet Monte Carlo suffering from jarring shifts, getting stuck in gear, or throwing transmission-related check engine lights? Before you start pricing out a costly transmission rebuild, the problem is very often the electronic brain that controls it all: the Transmission Control Module (TCM). This replacement T42 TCM, part number 24235732, is the definitive solution to get your car driving like new again, without the headache of a dealership visit.
“A customer’s 2007 Monte Carlo came in last week with these exact symptoms: it was stuck in 3rd gear (limp mode) and had a P0700 code. The owner was worried he needed a whole new transmission. After a quick diagnostic, we confirmed the TCM was the culprit. Instead of a $3,000+ bill, we swapped in one of our pre-programmed modules in about 20 minutes. The car shifted perfectly on the test drive, and the customer was back on the road for a fraction of the cost. It’s one of the most common and misdiagnosed failures I see on these GM platforms.”
Is Your TCM Failing? The Telltale Signs
Over my 20+ years in the shop, I’ve seen hundreds of GM vehicles with these modules fail. The symptoms are almost always consistent. Look out for:
- โ Erratic & Harsh Shifting: Abrupt, banging shifts between gears or delayed engagement when moving from Park to Drive.
- โ Stuck in Limp Mode: The vehicle refuses to shift out of a single gear (usually 2nd or 3rd) to protect the transmission from further damage.
- โ Warning Lights: A persistent Check Engine Light or a dedicated transmission warning light on your dash.
- โ Diagnostic Trouble Codes (DTCs): A scan tool will often show a generic P0700 (Transmission Control System Malfunction) code, frequently accompanied by specific solenoid codes like P0751, P0756, etc.
- โ Poor Fuel Economy: Inefficient shifting and torque converter lock-up issues caused by a faulty module can lead to a noticeable drop in MPG.
Plug-and-Play Installation: Your 2006-2007 Monte Carlo TCM
The single biggest advantage of this module is our in-house VIN programming service. We flash the unit with your car’s specific Vehicle Identification Number and the latest GM software before it ships. This makes the installation a true plug-and-play process.
- Safety First: Always disconnect the negative terminal on your car’s battery before starting any electronic work.
- Locate the Module: On your 2006-2007 Monte Carlo, the TCM is located under the lower air cleaner housing. You will need to remove the airbox assembly to gain access.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old TCM. Then, unbolt the module from its mounting bracket.
- Install the New TCM: Bolt the new, pre-programmed module into place and securely reconnect the electrical harnesses. You should hear a click as they lock in.
- Final Steps: Reinstall the air cleaner housing and reconnect the battery. While the module is programmed, it’s always a good practice to use a basic scan tool to clear any stored fault codes from the vehicle’s memory.
Guaranteed Compatibility and Reliability
This module is a direct replacement for a wide range of GM service numbers, ensuring a perfect fit and function. It is built to meet or exceed original equipment standards for a long service life. This part is interchangeable with numbers such as 24252114, 24234503, 24235732, 24240449, and more. Backed by our one-year warranty, you can purchase with confidence and solve your transmission problems for good.