Could be the old failing card.

by R. Proffitt Moderator - 3/4/13 9:27 AM

In Reply to: Wifi problems by Faklana

I've seen this in too many PCs over the years. If it is a driver or OS issue, reloading works.

However did you test with a LiveCD? I use Ubuntu off of either USB or CD (no install) to see if the hardware is good before I reload the OS.
Bob