Thanks for the add on , I have 2 ram 5500 flat beds, the 2019 went to dealer 6 months ago injector pump failed , dealer had truck for 2 months everthing was replace pump injectors fuel lines fuel tank ,fuel pump everything was great till i noticed oil level was over full , diesel now mixing into crankcase , brought it back to dealer held it for 2 more weeks replace fuel lines and injectors , Got truck back still same issue I m still changing oil once a week MY OTHER TRUCK IS A 2022 RAM , 25,000 MILWS ON IT SAME ISSUE ,diesel fluid mixing into crankcase brought to dealer replace dpf filter and pressure sensor , got truck back still reoccuring issue not as bad as the 2019 but still mixing in crankcase