Should be a plug at the bottom or rear of radiator
It's on the bottom right side of the radiator.
Transfer case is lubricated by the transmission fluid.
if it has one , drivers side bottom if not pull the lower hose
Drain plug is on the PAssanger side opf the radiator, but you will need to remove the under engine paneling in order to access it.
See "Changing the Coolant" on page 16 in Chapter 11 "Maintenance and Service" of your "OWNER'S MANUAL".....
at the bottom of the sump
use a turkey baster to suck it out.
4.5q with a full drain and oil filter change
33 ft-lbs
The 2002 Subaru air conditioning drain line can be found on the bottom of the air conditioner compressor. The air conditioning drain line routes condensation to the bottom of the engine compartment.
"T 70"
Disconnect motor mounts from block, drain pan, lift by balancer a few inches to clear pan. Front & rear crank seals are tricky. This is not a job for inexperienced.