Could be the dimmer switch has a bad connection...after putting in a new wiring harness we found out that the connection in the dimmer pedal was bad...had to do a little wire brushing the terminals....everything works now...I turned my parking lights into turn signals...just waiting on a new radiator....last part..

1951 3100
http://community.webshots.com/user/HolcombRacing11

"Every child is an artist. The problem is how to remain an artist once he grows up."
Pablo Picasso