Importance:
Medium
GG responds to a member reporting that Google has not indexed a the new version of a page for some time.
GoogleGuy Says: [
Link to quote]
You might want to check if your web server is responding correctly to If-Modified-Since queries. If we ask the web server "Has your content changed?" and your web server says "Nope" then I could imagine the situation that you're describing happening.
Cheers,
GoogleGuy