There were 2 different "factory" turn signal switches. If you only have 3 wires coming out you will need separate lamp assemblies. However a 7 wire switch assembly is available and will fit in your switch housing if you prefer combination lights.


"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.