More specifically, use Apple's Keychain Access utility (in your Utilities folder) to locate all password associated with PowerMail.
In addition, in PowerMail check Setup>Mail Accounts… and enter a new password for the required accounts that show in the sidebar on the left. --Ira >Any suggestions on how to eliminate any traces of the old password, from >PM and Apple's KeyChain (if needed) so I can reset the password.

