If you are considering maintaining your 1991 Dodge Caravan some good websites to look at for parts are: www.autopartswarehouse.com www.autobodypartsonline.com
Dodge Caravan parts can be purchased at a Dodge dealership. These parts can also be purchased online at Dodge Parts, Auto Anything and Used Auto Part Depot.
Some will.Some will.
Parts for a 1990 Dodge Caravan will usually be second hand, and can be purchased from a breaker or salvage yard. There are also warehouses who specialize in providing parts for caravans and vehicles.
The last Dodge Caravan to come from the factory with any greaseable parts was the 1995 model.
You can purchase Dodge Ram parts online from the JCWhitney website. Alternatively, you can purchase these parts online from the My Dodge Parts website.
Pretty much any 1996-2000 Dodge Caravan, Plymouth Voyager, and Chrysler Town & Country models.
You can try to find 1990 Dodge parts online. There are many auto parts manufacturers online selling their parts.
Not likely. The body changed in 2001.
Not from the factory. Replacement parts could though.
Not likely. The transmissions are different. If you own a 1990, you can use parts from 88 to (I think I remember this correctly) 92.
Some parts, but not all.
JC Whitney is a huge automobile supplier. They carry everything automotive including parts of all descriptions for Dodge Dakotas. AutoZone, online or locally, is a great source as well.