Remove and upgrade the engine oil cooler it will eventually breach and cause coolant and oil to mix also upgrade your charge pipes also do the delete for the EGR cuz it also will have a breach with antifreeze leaking into the exhaust and burning off also banjo fitting from block to Turbo needs...
I I have a 2015 Ram EcoDiesel my mysterious coolant loss was due to the fact of one of the turbo cool lines underneath the intake you have to take the whole entire intake off even the plastic header with a swirl vents to get to this underneath there will be a line that has two banjo fittings on...
I have pulled oil cooler manufactured and welded up adapter plate to fit on hydraulic 3/4"lines to split into two air cooled by draft and Electric induction fans. I've added a water cooled pre inner cooler charge cooler I have hot tuned the computer straight pipe the exhaust pulled the air...