under the hood on the drivers side in the relay compartment
it could either be a bad beattery or a bad starter
under the hood in the relay center
Depends on the type of starter, or I should say manufactuer.
front side of engine block, between the oil filter and transmission
-A relay IS a switch, so it's un-necessary to use both terms. The starter relay in this Dodge is in the Power Control box at the top of driver side of the engine bay. A black liddded box, about 3x9 inches. Places of the fuses and relays are inside the lid. However there is also a starter solenoid attached to the starter in this model. Either one of these parts could cause failure to power the starter motor.
It could be your starter, or your starter solenoid.
No
The solenoid is part of the starter.
how to remove a starter on 2000 dodge caravan
It is built in to the starter itself
The starter celinoid is attached to the starter itself.
You could take it to a dealership or auto shop and have them swap it out.
No they will not interchange.
Library
Lower front of the engine.
Follow the red battery cable to the engine, and you will find the starter. It is located on the front of most caravan engines.
Starte could need a shim.