Description
2004 RAM Ram Truck (Cummins) 5.9L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 RAM Ram Truck (Cummins) 5.9L 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
Gavin Graham –
I was really impressed with the quality of this ECM for my 2004 Ram with the 5.9L Cummins. The unit arrived with the VIN already programmed, making installation completely plug-and-play, which saved me a lot of hassle. Shipping was also very reasonable and fast, so I had my truck back up and running sooner than expected. Communication was clear throughout the process, and they answered all my questions quickly.
Samuel Sanders –
I was really impressed with how quickly the ECM arrived after I placed my order—shipping was surprisingly fast. When I got the unit, it was already programmed to my VIN, so installation was straightforward and completely plug-and-play. I saved a ton of money by going through this service instead of the dealership, which quoted me an outrageous price. The whole process was smooth, and the folks I dealt with communicated clearly every step of the way. My 2004 RAM is running perfectly now, and I’m very happy with the professionalism and quality of the product.
Brandon Roberts –
I was really impressed with how quickly this 20325253AA ECM arrived—fast shipping made the whole process easier than I expected. Installation was straightforward since the unit was completely plug-and-play, which saved me a ton of hassle. The communication from the seller was clear and professional, and overall this was a great way to avoid the high costs of dealer repairs. Definitely a solid purchase for my 2004 RAM 5.9L Cummins.
Kyle Turner –
I ordered the 20325253AA ECM for my 2004 RAM 5.9L Cummins and was really impressed by how smoothly everything went. The unit arrived quickly with free shipping, which was a nice bonus. The programming was done professionally and it was ready to plug and play right out of the box. Their team also kept me informed throughout the process, making the whole experience stress-free.
Samuel Taylor –
I needed a replacement ECM for my 2004 Ram Cummins and was a bit nervous about ordering online. This unit arrived quickly with free shipping, which was a nice surprise. The best part was that it came VIN programmed, so installation was basically plug-and-play. The truck fired right up and has been running perfectly ever since. They even answered a couple of questions I had before purchase, which made the whole process feel trustworthy and smooth. Overall, really happy with the quality and service.
Samuel Parker –
Fast shipping and the plug-and-play ECM worked perfectly on my 2004 RAM Cummins. This saved me a ton compared to dealer prices and the installation was hassle-free.
Gavin Webb –
The VIN programmed ECM arrived quickly with free shipping, and it was a perfect plug-and-play fit—saved me a ton of hassle.
Great communication throughout the process and the updated ECU worked flawlessly in my 2004 Ram Cummins.
Really impressed with the fast turnaround and the professional programming service they provided for my PCM.
Super reasonable shipping costs and the unit was ready to install right out of the box, no extra tuning needed.
They answered all my questions promptly and the ECM they sent me performed better than expected.
Jonah Sharp –
Fast shipping and the ECM came perfectly programmed for my 2004 Ram 5.9L—plug-and-play with zero hassle.