Restore Peak Performance to Your GMC Yukon
Is your 2007, 2008, or 2009 GMC Yukon suffering from harsh, unpredictable shifting, getting stuck in gear, or displaying a check engine light? These are classic signs of a failing Transmission Control Module (TCM). Don’t let transmission issues compromise the reliability and safety of your SUV. This genuine OEM-quality T42 TCM arrives fully programmed to your vehicle’s specific VIN, offering a direct, plug-and-play solution to restore the smooth, decisive shifting you expect from your Yukon.
Common Symptoms & Your Solution
A faulty TCM can cause a range of frustrating and potentially dangerous problems. If you’re experiencing any of the following, this module is the definitive solution:
- Harsh or erratic gear changes
- Vehicle stuck in “limp mode” (usually 2nd or 3rd gear)
- Delayed engagement when shifting from Park to Drive or Reverse
- Check Engine Light or Transmission Warning Light is on
- Diagnostic Trouble Codes (DTCs) such as P0700, P0750, or other solenoid-related codes
- Poor fuel economy and transmission overheating
By installing our expertly programmed 2007-2009 GMC Yukon transmission control module, you directly address the electronic source of these problems, avoiding the need for costly diagnostic guesswork or unnecessary mechanical repairs.
Features & Benefits
- ✔ Plug-and-Play Installation: This module is pre-programmed to your Yukon’s exact VIN using the latest GM software updates. This eliminates the need for expensive and time-consuming dealership programming.
- ✔ Restored Drivability: Experience a return to smooth, crisp shifting and reliable performance. This TCM restores precise control over gear selection and torque converter lockup, improving both comfort and fuel efficiency.
- ✔ Durable & Reliable: Built to meet and exceed strict OEM standards, this module is designed for long-lasting performance, giving you confidence whether you’re commuting, towing, or on a family road trip.
- ✔ Guaranteed Confidence: This unit is backed by our one-year replacement warranty.
- ✔ Perfect Compatibility: A direct replacement for a wide range of part numbers, including 24235732, 24242391, 24252114, and 24234503, ensuring a perfect fit for your vehicle.
Expert Insight: Why VIN Programming is Non-Negotiable
In modern vehicles like your GMC Yukon, the TCM isn’t just a simple controller; it’s a sophisticated computer that communicates constantly with the Engine Control Module (ECM) and other vehicle systems. A generic, non-programmed module simply won’t work correctly. It can lead to persistent error codes, poor performance, and even damage to your transmission. Our VIN-specific programming ensures that your new 2007-2009 GMC Yukon transmission control module has the precise software and calibrations your vehicle left the factory with, guaranteeing seamless integration and optimal function from the moment you install it.
Frequently Asked Questions
What does a transmission control module do on a GMC Yukon?
The TCM is the “brain” of your automatic transmission. It uses data from various sensors to control shift timing, hydraulic pressure, and torque converter lockup, ensuring smooth and efficient operation. A failing one can cause all the symptoms listed above.
Is this module difficult to install?
Installation is straightforward for a competent DIYer or any professional mechanic. On most Yukons from this era, the TCM is located in the engine compartment next to the battery. It typically takes under 30 minutes to swap. Simply disconnect the battery, unplug the old module, install the new one, and reconnect the battery.
Will this TCM fix a P0700 trouble code?
A P0700 code is a general fault code indicating the TCM has detected a problem. While this module often resolves the root cause, it’s wise to have the specific transmission codes read to confirm. This part is the direct solution for internal TCM failures that trigger a P0700.
Do I need to send my old part back?
No, there is no core charge for this part. You can keep or dispose of your old module without the hassle of returning it, saving you time and money on shipping.
How do I provide my VIN for programming?
You will be prompted to enter your vehicle’s 17-digit VIN during the checkout process. Please double-check it for accuracy, as this is crucial for correct programming.
What happens if I don’t replace a failing TCM?
Ignoring a failing 2007-2009 GMC Yukon transmission control module can lead to progressively worse shifting, getting stranded in limp mode, and potentially causing long-term mechanical damage to your transmission due to improper operation.