I forgot to add that the motor in this 94 Dodge Grand Caravan ES is a 3.3L
It is a clear liquid that comes from the tobbacco plant to keep bugs from eating it. (This post by babybluehashyo)
its just a problem with the clusters there's a recall on them just take it in to Chevy they'll fix it for free
I believe you mean "Reserve", which is usually a fuel pickup located lower in the tank, to give you some extra gas in the event that you run out in the normal position.