Buzzing noise is your motor windings. It's either on the verge of crapping out or it could be caused by excessive drag because of dust.....like crudemood said. Good Luck!

Have a good one!:thumbsup:
Psycho4Bud Reviewed by Psycho4Bud on . Quick question (for the comp people) Hey i hear a loud buzzing noise coming from my pc. I opened it looked in it i orginally thought it was my heatsink fan buts its not. Its a little fan ON the motherboard. And i would like to know what is causeing it and how i can fix it and what the fan is named. I would really appreciate it cuz the fan is not spinning properlly because of this and i dont wanna fri anything. Thanks allot guys Rating: 5