How to troubleshoot Segate HDD

[asdfen]

I have a Seagate 1 TB HDD that is ~ 2 years old and is now giving me read errors once in a while. I was wondering how do I go about accessing its state. Is it dying?

 

[fzabkar]

Try a comprehensive SMART diagnostic. Look for reallocated, pending, or uncorrectable sectors.

HD Sentinel (DOS / Windows / Linux):
http://www.hdsentinel.com/

HDDScan for Windows:
http://hddscan.com/

See this article for SMART info:
http://en.wikipedia.org/wiki/S.M.A.R.T.