u see the gromit (i think thats what its called, that rubber thing all the other wires go othrough??) ... well u can try to put it through that or do what i did cause it was just to frikin hard and just thread it through next to it ... and then thread it though the hole which is just behind the peice of metal which lets ur door turn ... u know what i mean?? i found that to be easiest .. lemme know if u didnt' understand