After looking at a used 2015 TC cargo today that was kind of beat up, I am wondering if a 2013 model might be a good buy. I'm seeing a 2015 and 2017 for sale at about $16,500 with about 80,000 miles. The 2013 with similar mileage is only $10,000. The 2015 I looked at today had side panels (where the...