Is your 2007-2008 Chevrolet Suburban 1500 suffering from frustrating transmission problems? If you’re dealing with harsh, delayed shifting, or your truck is stuck in limp mode, the culprit is often a failed Transmission Control Module (TCM). As a technician with over two decades of experience, I’ve seen how a faulty TCM can sideline an otherwise perfectly good vehicle. This T42 Transmission Control Module, part number 24235753, is the definitive solution to restore your truck’s performance and get you back on the road with confidence.
Case Study: The Suburban Stuck in Third Gear
A customer brought in their ’07 Suburban, explaining it wouldn’t shift out of what felt like 3rd gear. The check engine light was on, and they were worried about a catastrophic transmission failure. After a quick scan, I saw the classic P0700 code, pointing to a general transmission fault. Digging deeper, solenoid circuit codes were present. Instead of quoting a multi-thousand-dollar transmission rebuild, we identified the root cause: the original TCM. We installed a VIN-programmed module just like this one, and in under an hour, the Suburban was shifting as smoothly as the day it left the factory. It’s a common failure, but thankfully, it’s an easy fix.
Is Your Suburban Exhibiting These Telltale Signs?
A failing TCM doesn’t always mean your transmission is shot. Often, it’s just the electronic brain that needs replacing. Watch out for these common symptoms:
- ✔ Abrupt, harsh, or jerky gear changes.
- ✔ The vehicle feels stuck in one gear (often called “limp mode”).
- ✔ Check Engine Light or Transmission Warning Light is illuminated.
- ✔ Diagnostic Trouble Codes (DTCs) are present, such as P0700, P0750, P0755, or other solenoid-related faults.
- ✔ Significant decrease in fuel economy.
- ✔ Delayed engagement when shifting from Park to Drive or Reverse.
Your Direct-Fit, Plug-and-Play Solution
This isn’t just a replacement part; it’s a complete, hassle-free solution. We handle the most critical step for you. This 2007-2008 Suburban 1500 TCM is pre-programmed to your vehicle’s specific VIN, ensuring it works perfectly right out of the box. There is no need for expensive trips to the dealership for programming or flashing. It’s built to meet or exceed original equipment standards for lasting reliability, backed by our one-year warranty. This module directly interchanges with a wide range of part numbers, including 24252114, 24234503, 24235754, and more, making it a versatile fix for many GM vehicles.
A Straightforward Guide to Installation
You don’t need to be a master mechanic to install this module. The entire process can typically be completed in your driveway in under 30 minutes.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- Locate the TCM: On the 2007-2008 Suburban 1500, the TCM is conveniently located in the engine bay, right next to the battery.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old module. Then, unbolt it from its mounting bracket.
- Install the New Module: Bolt the new, pre-programmed TCM into place and securely plug in the electrical connectors.
- Reconnect and Finalize: Reconnect the negative battery terminal. While the module is plug-and-play, it’s a best practice to use a basic OBD2 scan tool to clear any stored fault codes from the vehicle’s memory.
Verified Vehicle Compatibility
While this is the perfect 2007-2008 Suburban 1500 TCM, it also provides guaranteed fitment for a wide array of other General Motors cars, trucks, and SUVs equipped with 4-speed automatic transmissions like the 4L60E and 4L65E. Key compatible models include:
- ✔ Chevrolet Suburban 1500 (2007-2008)
- ✔ Chevrolet Tahoe, Avalanche 1500 (2007-2009)
- ✔ Chevrolet Silverado & GMC Sierra 1500/2500 (2007-2013)
- ✔ Chevrolet Express & GMC Savana Vans (2006-2014)
- ✔ GMC Yukon & Yukon XL 1500 (2007-2009)
- ✔ Hummer H3 (2008-2010)
- ✔ And many more GM models from 2006-2014.
Frequently Asked Questions
Do I need to have this module programmed by a dealer?
No. We pre-program the module to your vehicle’s VIN before shipping. It arrives ready for immediate installation, saving you time and money.
Is there a core charge for my old part?
Absolutely not. You can keep your old module or dispose of it at your convenience. No need to worry about return shipping or waiting for a core refund.
What tools are required for installation?
Basic hand tools are all that’s needed, typically just a socket wrench to remove the mounting bolts. No specialized equipment is necessary.
Will this fix a P0700 diagnostic trouble code?
Yes, in many cases. The P0700 code is a general fault indicator set by the ECM when the TCM detects a problem. If the TCM itself is the source of the fault, replacing it with this programmed unit will resolve the issue and allow the code to be cleared.
What is the warranty on this part?
This module comes with a one-year replacement warranty, giving you peace of mind and protection for your investment.