I'm considering the purchase of a 2003-2004 2500 CTD, 4x4 soon. I can get the Chrysler Employee discount, but I'm seeing 2003-2004 units with less than 65Kmiles advertised for less than $22K (3/4ton, SLT, QC, 4x4, SB). That's $+10K less than NEW. The units that I'm seeing are mostly auto trans...