Unless all are Italian and I was just writing to your forum, people are very skilled and willing to help others, I am very happy to have the Chrysler Town & Country 3.8 awd of 2001 from about 2 weeks, on your forum I understood by reading many functions, I would like to know which oil use in all functions where it's needed and what type of oil and the quantity ', I entrust to your experience, thanks and congratulations

 

Welcome to the forum.
The best source for maintenance information including type and quantity of oil (or any other fluid, for that matter) and service schedules is the owners manual. If you don't have one, you can get one at chrysler.com or, with a little luck, you can find one on eBay.