Most likely a fuel leak under the hood.
how do I replace block heater on 1995 dodge ram 2500
The Cummins diesel in a Dodge Ram does not have glow plugs, it uses an intake heater grid.
It doesn't have one.
Yes. It is in the block near the oil filter.
It is inside the HVAC housing, which is behind the dash.
heater core is more than likely leaking..
No.
i believe you will find that it is a 35 gallon tank
#2 warm air heater relay wiring fault
NoNo
The gas engines use 10W30. The diesel engine uses 15W40.
Dodge recommends 5w-30. 15w-40 if it is the 5.9L Diesel.