Does the fusebox in your 66 have the connectors on the back (possible through the firewall)? I have a 62 Chev car that does and have had issues with the electrical in that area due to bad contacts. Just something to check if that's your setupid.


1946 GMC Pickup - S-10 Frame, 455 Buick, TH400, original patina.

My 46 GMC on Photobucket