The switch could be bad, or even out of adjustment(mounting holes are slotted for adjustment), if it has hazard light sit is prolly 68-up but it should work. No mention in the shop manual diagrams cause automatic is an option, I suppose. Brian

My \'64\'s in the Gallery
Pictures in my Photobucket
1964 C10 Custom Cab 350/700R4
1964 Suburban 350/700R4
1979 Ford F350 4x4 400/c6