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
Isaac Tucker –
Fast shipping and the plug-and-play programming made installing this ECM on my 2004 Jeep Wrangler a breeze. Highly recommend!
Austin Edwards –
Fast shipping and the plug-and-play ECU worked perfectly right out of the box. This saved me a ton compared to dealer prices, and installation was a breeze.
Jack Murray –
I was a bit nervous about ordering a replacement ECM for my 2004 Jeep Wrangler, but this company made the process smooth and worry-free. The unit arrived quickly with free shipping, which was a nice surprise. They took care of the VIN programming beforehand, so it was truly plug-and-play when I installed it. The Jeep fired up right away, and everything has been running perfectly ever since. I especially appreciated how they answered my questions promptly and kept me informed throughout the process.
Michael Hudson –
I purchased the 56044433AC ECM for my 2004 Jeep Wrangler and was really impressed with how smoothly everything went. The unit arrived quickly with free shipping, which was a nice bonus. They also provided professional VIN programming before shipment, so it was truly plug-and-play when it arrived. The Jeep runs flawlessly now, and their team was quick to answer a few questions I had along the way.