32bit ODBC connection for 64bit systems using GPP

Run
C:\Windows\SysWOW64\odbcad32.exe
and configure system DSN connection. Open Group Policy Management snapin:
 Go to Computer Configuration > Preferences > Windows Settings > Registry
Create new collection item
In this new collection item use registry wizard
http://www.explodingbraincells.com/2012/04/16/32-bit-odbc-system-dsn-on-64-bit-windows-using-group-policy-client-preferences/