Is your Cadillac DTS shifting harshly, getting stuck in gear, or showing a check engine light? These are classic signs of a failing Transmission Control Module (TCM), a critical component that acts as the brain for your automatic transmission. A faulty TCM can ruin the smooth, luxurious ride you expect from your Cadillac, causing stress and potentially leading to more severe transmission damage. This pre-programmed T42 TCM is the definitive solution, designed to restore your vehicle’s performance and get you back on the road with confidence.
Common Symptoms & Your Solution
If you’re experiencing any of the following issues, a failing TCM is the likely culprit. This module is engineered to be the direct fix for erratic transmission behavior, solving problems without requiring an expensive trip to the dealership for programming. We handle the programming for you, so it arrives ready for a straightforward installation. A failing module in your luxury sedan is frustrating, but this 2006-2011 Cadillac DTS Transmission Control Module is the reliable, cost-effective answer.
- Harsh, delayed, or erratic gear shifts
- Vehicle stuck in “limp mode” (usually 2nd or 3rd gear)
- Check Engine Light or Transmission Warning Light is on
- Diagnostic Trouble Codes (DTCs) such as P0700, P0750, or other solenoid-related codes
- Complete failure to upshift or downshift
- Noticeable decrease in fuel economy
Features & Benefits
- ✔ VIN-Programmed for Your Cadillac: This module arrives pre-flashed with your vehicle’s specific VIN and the latest GM software updates. This ensures perfect communication with your engine and other systems for a true plug-and-play installation.
- ✔ Restores Smooth, Precise Shifting: By taking precise control over shift points, line pressure, and torque converter lockup, this TCM eliminates jerky shifting and restores the seamless performance your DTS was built for.
- ✔ Eliminates Common Fault Codes: Engineered to resolve persistent diagnostic codes related to transmission function, helping you clear that check engine light for good.
- ✔ OEM-Quality Construction: Built to meet or exceed original equipment standards for durability and performance, ensuring a long-lasting and reliable repair. This is the quality part your Cadillac deserves.
- ✔ Broad Interchange Compatibility: This T42 module is a direct replacement for multiple service numbers, including 24252114, 24234503, 24239926, and more, making it a versatile solution for your repair needs.
- ✔ Warranty Coverage: This unit is backed by our one-year replacement warranty.
Expert Insight: The Critical Role of VIN Programming
In a modern vehicle like the Cadillac DTS, the TCM doesn’t just mechanically shift gears; it’s part of a complex computer network. Simply swapping the hardware isn’t enough. Our VIN programming service syncs the new module to your car’s unique identity, ensuring it communicates flawlessly with the Engine Control Module (ECM) and Body Control Module (BCM). This step is essential for proper function and prevents the compatibility issues and persistent error codes that plague non-programmed units. By purchasing a pre-programmed 2006-2011 Cadillac DTS Transmission Control Module, you are not just buying a part—you are buying a complete, integrated solution.
Frequently Asked Questions
What does a Transmission Control Module do on a Cadillac DTS?
The TCM is the computer that controls all functions of your automatic transmission. It receives data from various sensors on the engine and vehicle to determine the perfect time to shift gears, control fluid pressure, and engage the torque converter, ensuring a smooth and efficient ride.
Is this TCM truly “plug-and-play”?
Yes. Because we program the module to your vehicle’s specific VIN before shipping, it is ready to be installed right out of the box. No additional programming or trips to the dealership are required, saving you time and money.
Will this fix my P0700 check engine light code?
A P0700 code is a general fault code indicating the TCM has detected a problem. While this module often resolves the root cause (like a failed internal solenoid driver), it’s always best to have the specific secondary codes read by a scanner to confirm the TCM is the issue. This part is designed to fix internal TCM failures that trigger such codes.
Where is the TCM located on my 2008 Cadillac DTS?
On the 2006-2011 Cadillac DTS, the Transmission Control Module is typically located in the engine compartment on the right-hand (passenger) side, near the front of the vehicle.
Do I need to return my old TCM?
No, there is no core charge for this part. You can keep or dispose of your old module without the hassle of returning it.
How do I ensure this is the right part for my vehicle?
This 2006-2011 Cadillac DTS Transmission Control Module is the correct fit for the specified models. You can also cross-reference the part numbers listed in our description (like 24239926, 24252114, etc.) with your original unit to confirm compatibility. During checkout, you will provide your VIN so we can program it correctly.