i had a similar problem g2tr, mine aceted up twitching and throbbin all over and it just turned out to be it didnt like being on the table in my living room or on the back of my truck and then it just disipeared as fast as it came, i dont know if it was the weather or what but it seems to have let up some and dont do it as much, but whin i take it out to fly its fine, try moving it outside or to a different place and see what happens