Description
2004 Jeep Grand Cherokee 4.7L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 Jeep Grand Cherokee 4.7L 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
Henry Nichols –
I was really impressed with how smooth the whole process was for my 2004 Jeep Grand Cherokee ECM replacement. The unit arrived quickly with free shipping, which was a nice surprise since I wasn’t expecting that. What stood out the most was the professional programming service they provide—it came perfectly VIN programmed and ready to install, saving me so much hassle. The Jeep started right up without any issues, and the performance feels great compared to the old unit. Definitely recommend this if you want a reliable and straightforward solution.
Dean Hamilton –
Shipping was super quick, the ECU was plug-and-play, and the price saved me a bundle compared to dealer repairs—highly recommend this service!
Benjamin Lewis –
I was impressed with how quickly the ECM arrived and that it came fully VIN programmed, making installation straightforward. The free shipping was a nice bonus, and the unit worked flawlessly right out of the box. The seller also responded promptly when I asked a few questions about compatibility, which gave me extra confidence in my purchase. Overall, a smooth experience from start to finish.
Daniel Reynolds –
I’m really impressed with the 56044564AH ECM for my 2004 Jeep Grand Cherokee. The unit arrived quickly and was exactly as described—plug-and-play with no issues during installation. The communication from the seller was clear and helpful, making the whole process smooth. This service saved me a ton compared to dealer prices, and my Jeep runs perfectly now.
Nicholas Cook –
The ECU arrived quickly with free shipping and was perfectly programmed for my 2004 Jeep Grand Cherokee—install and go, no hassle. Customer support was responsive and kept me informed every step of the way.