So I stopped by Lowe's on the way home and browsed through hardware until I found Hillman Nylon Hole Plugs.  I thought "That's just what I need!" and bought a bunch of various sizes. Cost about $5. I came home and tried to insert to plug the empty hole.  That's quite a challenge.  During the event where I was trying to shine the light, push the brake pedal and get the little thing up there I dropped it of course.  The last time I dropped it into this metal bracket above the pedal, but below the