Hi I am new to your forum and this is my first posting. I have a question on what is a good price for a used truck mount van package. The van is a 2003 GMC Savana 3500 Cargo the mileage is 159000. It has a Pro Chem Everest EFI with 80 gallon recovery tank. It has 4429 hours on it. IT It also has a 100 gallon fresh water tank .