There is a package I have to deal with which installs assemblies straight into the GAC (e.g. somewhere deep in %windows%/assembly).
How do I exorcise the actual as
The method described here is very easy:
http://andreasglaser.net/post/2008/08/05/Extract-assembly-from-Global-Assembly-Cache-(GAC)-with-network-drive-mapping.aspx
Summary from Article:
\\YourServer\C$\Windows\Assembly)