1.Solution for ""bulb out signal"" / ""OBC error message"" after installing SMD LED light bulb. 2.Solution for Fast Turn Signal Blinking response after installing SMD LED light bulb. 3.Load Resistors heat up like light bulbs and get really HOT when working. Mount them on metal surface, NOT plastic. 4.Installation is easy. Just connect the wires with the splice taps provided. 5.Each LED bulb installation requires one resistor connected in parellel.