When the engine is removed from the engine compartment, and detached from the transmission, there are freeze plugs on the back side of the engine. You may be able to just disconnect the engine from the transmission, and loosen the motor mounts and lift the engine partially away to replace the freeze plugs.
2
They are on the front, back, and transmission sides of the block.
Possible freeze plug leak at rear of engine block.
yes it is, this answer is coming form a certified Dodge diesel technician
yes it is, this answer is coming form a certified dodge diesel technician
yes
They are on all sides of the motor.
It could be a freeze plug on the side of the engine block by the motor mount.
Yes there are 2
Yes
Front of the block, behind the motor mount.
At minimum, removing the engine mounts is required to access the freeze plugs.