I guess you mean the non-Chrysler service manuals? If you go to the Chrysler website, click "For Owners" you get to a page with a link that lets you "PURCHASE AN OWNER OR SERVICE MANUAL" , which takes you off the Chersler website and takes you to techauthority.com. Here's the link to the 2006 PT Cruiser manuals:
2006 PT service manuals
Not cheap I know, but it's what you're looking for.
srg