Description
2004 Jeep Wrangler 4.0L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 Jeep Wrangler 4.0L 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
Jose Palmer –
I ordered the 56044419AC ECM for my 2004 Jeep Wrangler and was really impressed with the entire process. The unit arrived quickly with free shipping, and it came already VIN programmed, so installation was straightforward. The team kept me informed every step of the way and answered my questions promptly, which made me feel confident about the purchase. Overall, a smooth experience and the ECM is working perfectly.
Ryan Wallace –
I was a bit nervous ordering a replacement ECM for my 2004 Jeep Wrangler, but this company made the whole process incredibly smooth. The unit arrived quickly with free shipping, which was a nice bonus. What really impressed me was the plug-and-play setup—they had it VIN programmed and ready to go, so installation was straightforward. The Jeep fired up right away and runs like new again. I also appreciated how they kept me in the loop every step of the way.
John Palmer –
I had some trouble with my 2004 Jeep Wrangler’s engine control module and decided to give this product a try. The unit arrived quickly, and I was pleasantly surprised by the free shipping option—it saved me a bit on the overall cost. What really impressed me was that the ECM was already VIN programmed, so installation was straightforward without any extra hassle. The seller also kept me informed throughout the process, answering my questions promptly which made me feel confident in my purchase. After swapping it out, my Jeep has been running smoothly with no issues. I’m really happy with the quality and service I received.
Austin Kelly –
The ECM arrived quickly and was truly plug-and-play—saved me a bundle versus dealer pricing. Installation went smooth and the communication was spot on.
Fast shipping and a perfect fit right out of the box. This VIN-programmed unit saved me major cash compared to the dealer, and the setup was hassle-free.
Super fast delivery and the module worked flawlessly with my Jeep. Plug-and-play made the swap simple, and the price beat the dealer hands down.
Got the ECM way sooner than expected, and it was ready to go—no extra programming needed. Saved a lot compared to the dealer and the whole process was seamless.
Shipping was quick, and this unit was exactly plug-and-play as promised. Saved a ton over dealer parts with professional service to boot.
Robert Richardson –
I was impressed with how quickly this ECM arrived—shipping was definitely faster than I expected. The unit came fully VIN programmed and was truly plug-and-play, making the installation straightforward and hassle-free. Choosing this option instead of going to the dealer saved me a significant amount of money, and their customer service kept me informed throughout the process. Overall, a smooth experience from start to finish.
Henry Hall –
The ECU arrived quickly with free shipping, and the plug-and-play programming made installation a breeze. Excellent communication throughout the process!