Either the battery has a dead cell which will drain the other cells, or something is on and draining the battery. Possibly trunk, glove box, or under hood light. Have the battery tested for a dead cell.
Dead cell in the battery itself or something is on pulling power from the battery. A light somewhere or a stuck relay.
A dead alternator is most likely. Maybe the ECM but not likely.
The 1994 Dodge Caravan recommended battery cold cranking amps is 550. If you live in a cold climate you probably will want a bigger battery.
Unhook the battery.
Under the hood, next to the battery.
Under the hood, next to the battery.
Under the hood, next to the battery.
Next to the battery
It is under the hood, next to the battery.
It is behind the battery.
It is best advised to get the Dodge Caravan Key Fob battery replaced by the dealership. The reasoning for this is that messing with this battery can be dangerous. One also can touch certain receptors that are never supposed to touch.
All fuses in a 2009 Dodge Caravan are under the hood, next to the battery. It does not have an interior fuse box.