YES
If the battery and alternator are both good, Test them to be sure, then you need to take a multimeter and verify that the power from the alternator is actually reaching the battery. It could be a simple wiring problem
it reg=charges
the alternator supplies power to the distributer, the battery gives power the the alternator
chances are it's the voltage regulatorit could also be a wire no connected on the alternator
There should have been a battery and charger that came with it. (electric) I think you can buy a 7.2v battery and a charger at airsplat
2 Hours quick charge will give you about 90% on battery but 3 1/2 to 4 hours will give you full battery life at room temperature about 65 to 70 degrees, that's standard charge time for a NI-CSD 500mAh 7.2 v battery
take off serpentine belt and unbolt alternator
It depends on the battery make and type. Try googleing the battery manufactorer and looking at their products. When you find it look through its details
Raise the hood and look for the drive belt. The drive belt powers the alternator.
Chrysler did not manufacture an Eagle Vision in 1991, that line ran from 1993 to 1997.
I would check alternator.
Group 34 lead acid automotive battery.