Mine didn't work at all. I removed the cover, the dome which pops off, cleaned up the points and adjusted them. The working adjustment range is very small and critical. My horns work really well now.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!