Definitely NOT a job for the amateur. Very tricky and you really have to get the manual to learn how to do it. (personally, I wouldn't own ANY vehicle without getting the manual for it anyway)
PUT A NEW BELT ON IT
Fit a new belt tensioner
We have no way of showing any drawings or diagrams. Sorry.
Unscrew it.
NoNo
if the belt is at proper tension, then your clucth bearing may be going.
Belt
Dodge does not use inertia/reset switches
shoes
If the hose is leaking, replace it.
4.5 quarts
The front blower resistor on a 98 Dodge Caravan is replaced by removing the cover and disconnecting the wiring harness. The resistor can then be pulled and a new one put in its place.