Description
2004 Cadillac CTS 3.2L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 Cadillac CTS 3.2L models.
Each unit is VIN-programmed, updated, and fully tested.Built to OEM standards for reliability, calibration accuracy, and long-term performance.
Strict Testing & Quality Assurance
This is not a brand-new unit. It is a rebuilt unit that is inspected, refreshed, and fully tested before shipping.
Testing includes communication, CAN-bus, sensor signal, power circuit, flash memory, and reliability checks.
Important Note
If your vehicle does not have an IMMO or PATS system, this unit will be directly plug&play.
If your vehicle has an IMMO or PATS system, it will require a key relearn after installation. You can visit your local locksmith for help.
We also offer a full cloning service. We transfer all security data to the replacement unit, so it will be a plug&play installation.
For all European cars, Hyundai, and Kia vehicles, we recommend adding our cloning service as a bundle.
For American and Japanese cars, we recommend doing a key relearn on-site.
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566
Elliot Hamilton –
Received my 2004 CTS ECM quickly with free shipping, and it arrived perfectly programmed—got my car running like new again.
The plug-and-play setup was seamless, and their team answered all my questions right away, making the whole process stress-free.
Fast turnaround and excellent communication throughout; the updated PCM fit perfectly and solved all my engine issues.
Paul Morris –
I ordered the 2004 Cadillac CTS ECM and was really impressed with how quickly it arrived, especially with free shipping. The unit was perfectly VIN programmed, and the plug-and-play setup made installation straightforward without any issues. The team was also very responsive when I had questions about the process, which gave me confidence in the purchase. Overall, a smooth experience from start to finish.
Andrew Chapman –
Fast shipping and a plug-and-play unit made installation a breeze. This saved me a ton compared to dealer prices—highly recommend!