I have a few data sources in access that I need to connect to programatically to do things with behind the scenes and keep visibility away from users.
Said datasourc
Your connection string seems to be incorrect. Try:
conn.open "Provider=Microsoft.Jet.OLEDB.4.0;" _ & "Data Source=\\pep-home\projects\billing\autobilling\DPBilling2.mdb;" _ & "Jet OLEDB:Database Password=MyDbPassword;"
-- http://www.connectionstrings.com/access