Quote from Miss Kleo
"If you noticed your Tenure start showing improperly on or after 1/25/13, please create a new thread noting exactly when you noticed the change, what you believe your Tenure should be, and what it is showing now. We will investigate from there."
So yeah I noticed that the Tenure from my Profile is Wrong. I have Xboxlive Gold over 2 and a Half years now and since 2/11/13 it says 1 Year in my Profile :S