Restore Your Cadillac’s Signature Smoothness
Is your 2006 Cadillac DTS running poorly, shifting erratically, or refusing to start? A failing Engine Control Module (ECM) can disrupt the refined performance you expect from your luxury sedan, causing immense frustration and concern. This isn’t just a component; it’s the brain of your vehicle’s engine. We provide the definitive, hassle-free solution: a high-quality replacement ECM, professionally programmed to your vehicle’s specific Vehicle Identification Number (VIN) before it ever leaves our facility. This critical step ensures a seamless installation and restores your Cadillac’s original power, efficiency, and reliability.
Common Symptoms & Your Solution
If you’re experiencing any of the following issues, a faulty engine computer is the likely culprit. This programmed 2006 Cadillac DTS ECM is engineered to be the direct solution for:
- Check Engine Light (CEL) that won’t go away, especially with codes like P0601, P0602, P0606.
- Unexplained drop in fuel economy.
- Hesitation or stumbling during acceleration.
- Harsh or incorrect automatic transmission shifting.
- Engine stalling or intermittent no-start conditions.
- Communication errors with diagnostic scan tools.
Features & Tangible Benefits
- ✔ VIN-Specific Programming: We flash the module with your car’s exact VIN and the latest GM-authorized software. This means no expensive trips to the dealership for programming—it’s ready to install right out of the box.
- ✔ Restored Engine Performance: By using the newest software updates, this ECM corrects factory bugs and optimizes fuel delivery, ignition timing, and transmission logic for a smoother, more responsive drive.
- ✔ Guaranteed Compatibility: This unit is a direct replacement for multiple service numbers, including 12590032, 12602044, 12603530, and more, ensuring a perfect match for your vehicle’s complex systems.
- ✔ Plug-and-Play Installation: Because the security and operational parameters are pre-configured to your VIN, the installation process is simplified, getting you back on the road faster.
- ✔ Long-Term Reliability: Built to meet or exceed original equipment specifications, this module provides a dependable, lasting solution, giving you confidence and peace of mind on every journey.
An Expert’s Note on VIN Programming
“As a technician with over two decades of experience, I’ve seen countless issues arise from installing a generic, unprogrammed computer. Without proper VIN flashing, a vehicle’s anti-theft system can activate, preventing the car from starting. Transmission shift points can be incorrect, and emissions systems can fail to operate properly. Our pre-programming service isn’t just a convenience; it’s a critical step that integrates the new ECM with your Cadillac’s existing modules, ensuring all systems communicate correctly from the moment you turn the key. This is the difference between a quick repair and a costly, complicated headache.”
Frequently Asked Questions
Do I need to do any additional programming after installation?
No. We program this 2006 Cadillac DTS ECM to your specific VIN before shipping. In most cases, this allows for a direct installation without the need for a dealer’s scan tool. Some vehicles may require a simple security relearn procedure, which can be done without any special tools and instructions are readily available.
How do I provide my vehicle’s VIN?
After you complete your purchase, simply send us a message with your 17-digit VIN. You can find this on your vehicle’s registration, insurance card, or on the driver’s side dashboard visible through the windshield. We cannot ship your part until we receive this information.
Is this part compatible with other GM vehicles?
Yes, this ECM (service number 12590032 and its interchanges) fits a wide range of GM vehicles. While this listing focuses on the 2006 Cadillac DTS ECM, please check the detailed fitment list on this page to confirm compatibility with other models like the Impala, Lucerne, Trailblazer, and more.
What if I install it and my problem isn’t fixed?
While this ECM will correct issues directly related to a faulty computer, it’s important to ensure your vehicle has been properly diagnosed. This part will not fix problems caused by other failed components like sensors or wiring. We recommend a thorough diagnosis by a qualified mechanic to confirm the ECM is the source of your issue.
What makes your programming service better than a local shop?
We specialize in powertrain control modules. Our process uses certified equipment to load the latest, most stable software release from GM for your specific vehicle. This ensures all known bugs and performance issues from older software versions are corrected, providing optimal function that some general repair shops may not be equipped to deliver.