2006-2014 Express 1500 Transmission Module TCM 24255280

Restore Smooth Shifting to Your Express Van

Get your 2006-2014 Chevy Express 1500 back on the road with this OEM-quality T42 TCM, pre-programmed to your VIN for a true plug-and-play fix. Eliminate harsh shifts, limp mode, and transmission warning lights. Order today for a reliable, dealership-free solution!

$79.95

+11.99 USPS Priority Shipping

Availability: In stock



SKU: 591-07270-724 Categories: ,
Guaranteed Safe Checkout

Is Your Chevy Express Van Shifting Unpredictably?

If your 2006-2014 Chevrolet Express 1500 is experiencing harsh shifting, delayed gear engagement, or has suddenly entered limp mode, a failing Transmission Control Module (TCM) is the most likely cause. As the central computer for your automatic transmission, the T42 TCM is responsible for every gear change, torque converter lockup, and pressure regulation. When it begins to fail, it can disrupt your vehicle’s performance, illuminate the check engine light, and leave you stranded. This isn’t just an inconvenience; it’s a critical failure that can lead to more severe transmission damage if ignored.

From the Diagnostic Bay

We had a commercial client bring in their 2011 Express 2500 work van with a complaint of intermittent, bone-jarring shifts from 1st to 2nd gear, but only after it had been running for over an hour. There were no consistent codes, just a generic P0700 (Transmission Control System Malfunction) that would pop up occasionally. After checking the fluid, solenoids, and wiring harness with no luck, we focused on the TCM. We knew from experience that heat soak can cause internal fractures in the module’s circuit board, leading to these exact symptoms. A replacement VIN-programmed T42 module solved the issue instantly, getting their van back on the road and earning money the very next day.

Why Choose Our Programmed Express 1500 Transmission Module?

This isn’t just a replacement part; it’s a complete, ready-to-install solution. We take a genuine OEM-quality GM T42 module and program it specifically to your vehicle’s unique Vehicle Identification Number (VIN) before it ships. This critical step ensures that the module communicates flawlessly with your van’s Engine Control Unit (ECU) and other systems right out of the box. You get optimal shift patterns, correct torque converter strategy, and the latest software updates from General Motors, all without a costly trip to the dealership for programming.

Common Symptoms of a Failing T42 TCM

  • ✔ Harsh, erratic, or delayed gear shifts.
  • ✔ Vehicle gets stuck in one gear (limp mode), often 2nd or 3rd.
  • ✔ Check Engine Light or Transmission Warning Light is illuminated.
  • ✔ Diagnostic Trouble Codes (DTCs) such as P0700, P0750, or other solenoid-related codes are stored.
  • ✔ Complete loss of upshifting or downshifting capabilities.
  • ✔ A noticeable decrease in fuel efficiency.
  • ✔ The transmission may feel like it’s slipping between gears.

Plug-and-Play Installation

Replacing the Express 1500 Transmission Module is a straightforward job that can be completed with basic hand tools in under 30 minutes. On the 2006-2014 Savana and Express vans, the TCM is conveniently located in the right-hand (passenger side) engine compartment, making it easily accessible. Simply disconnect the battery, unplug the electrical connectors from the old module, unbolt it, and install the new one in its place. Once the battery is reconnected, the new module is ready to go. We recommend using a basic scan tool to clear any old codes from the vehicle’s memory after installation.

Guaranteed Compatibility and Reliability

This module is a direct replacement for a wide range of GM part numbers, including 24252114, 24234503, 24230461, and your specific part number 24255280. It’s designed to meet or exceed original equipment standards for durability and performance, ensuring a long-lasting repair for your work van or personal vehicle. Backed by our one-year warranty, you can drive with confidence knowing your transmission is in good hands. With no core charge, you don’t have to worry about the hassle of sending your old part back. Restore the smooth, reliable performance your Chevrolet Express was built for. This is the definitive fix for your transmission woes.

Frequently Asked Questions

What does “VIN Programmed” actually mean?

VIN programming means we load your vehicle’s specific software and calibration files onto the module before we ship it to you. This makes the module a plug-and-play part, as it’s already configured to work with your van’s engine, tire size, and other factory options, eliminating the need for dealership tools.

Is this part difficult to install on my 2009 Express 1500?

No, the installation is considered simple for a DIY mechanic. On the Express van, the TCM is located on the passenger side of the engine compartment. The process involves disconnecting the battery, unplugging two electrical connectors, removing a few bolts, and swapping the module. It typically takes less than 30 minutes.

Will this fix a P0700 trouble code?

A P0700 code is a general code indicating the TCM has detected a fault. While this module often resolves the root cause, it’s essential to scan for more specific codes (like P0751, P0756, etc.) to confirm the diagnosis. In many cases where the TCM is faulty, replacing it will clear the P0700 and related codes.

Does this module fit transmissions other than the 4L60E?

Yes, the T42 TCM was used across a wide range of GM vehicles with 4-speed automatic transmissions, including the 4L60E, 4L65E, 4L70E, and 4L80E. This part is compatible with dozens of models like the Silverado, Tahoe, Yukon, Impala, and more from this era.

Is there a core charge for this part?

No, we do not require you to return your old, faulty module. There is no core charge associated with this purchase, saving you time and return shipping costs.

Genuine OEM

Yes

Year
Brand

GM

MPN

24255280

Condition

Refurbished

Year

2006 – 2014

Model

express-1500

Hardware Type

Interchange part number

Manufacturer Part Number

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