total my details are submit. pls ofter contact me. (Prior to AutoCAD 2007, AutoCAD did not include a PDF driver or converter. However, many free and low cost solutions exist. I have personally had good success with a free product named CutePDF. This product installs and is used just like an ordinary printer. One draw back I've found is that you cannot create multi-page PDF's using AutoCAD's Publish command.
However, if you are using AutoCAD 2007+, you can use the DWG to PDF. PC3 configuration that is included. No new to purchase or download anything.