19-22 Ram 3500 6.7L Cummins Turbo Diesel Engine Control Module ECU ECM 4384696. Item is cleaned, inspected, and tested to make sure you. Some modules or computers will need programming for them to work properly. Some items may have some cosmetic defects but it does not affect the operation of the item. We will state in the description any major flaws if needed. Messages if interested in a replacement. 19-22 Ram 2500/3500 6.7L. We will respond to you within 24 hours and do our best to help you out! All items come with some form of marking or identifier for security purposes.