What is the cause of Xbox 360 3 red lights?

[squad2001]

i have had it by people hacking my xbox and all i do is undo my harddrive (pc) take out the C drive (pc) put it on my xbox(xbox 360) turn my xbox on tadar seystem faluir stell but i press X after it says C:///////////// loaded then it works

[ShowmenTv]

hey loser i dont have a washer wtf man thats not something i have around my house and my mom has no idea what that even is

[nufflebomb]

its a system FAILuair

[deadcelloo]

Well jameshotham95 your still a dumbass because your too much of an idiot and pussy to fix it yourself so you keep sending it in just to break again.

[BigRJ73]

You must work for microsoft you are verry smart and inteligent thanks so much! ("")9_-_)("")

[megasaman]

Is there any way to AVOID the three red lights? i have a cooler thingy that came with my 360 but i dont know how to attach it or anything but is there any way to avoid it from happeninng?

[123gmw123]

Well this might come handy.. but i hope it wount show 3 red rings

[azndung]

that thing is too complecaated for me. im only 12 lol my xbox is being a dummy ima just give it to microsoft. and they'll fix anything else wrong with it.

[jameshotham95]

ha do u have to pay for repair in america? in england its free if u have "the ring of death" (i shud know, its happened twice now)