Hi William I don"t know about the 99's but I have had a couple of older carivans & sold the first one with 199,000 miles on it & the second one with over 180,000 miles on it. I have a friend with a 94 3.3 with 250,000 miles. My 95 3/4 ton v10 4x4 has 160,000 o... Login to read more.