hey guys i have a precious and well it just glitches now before it ran perfect fine could get about 15' on the range of the car but after awhile it just got messed up some how i don't know what happened i never droped it... well not really i drove it off a table a couple times but i have carpet so it didn't do any damage and after a while of driving everything worked fine but suddenly the car glitches now anyone know what happened?