Have you tried a factory reset?

Sent from my ATT Samsung Galaxy SIII using TapaTalk
If i helped hit the thanks button.

Current Device: Samsung Galaxy SIII (SGH-I747)

ROM: Stock Touchwiz Rom

Kernel: Stock 3.0.31-2024954

Previous Devices: Motorola Droid 1, Pantech Crossover, Motorola Droid X, LG Revolution, Sony Ericsson Xperia Play (r800x)