hi there, well i got me new speakers and they work fine no more super heating but i have the same problem, front left speaker i hear this crackling nois from it from time to time like the power is going on and off type of thing, or more like when you make a connection and loose it, hell you described it pretty well, yea its front left, i tried all 4 speakers in there and get the same results, have emailed amy hope they have a solution, i have just unplugged anything from that jack. hope i dont have to send them back either i did once already