I'd try cleaning all the connections first. Then if that doesn't fix it carefully take the switch apart and watch out for flying parts. Clean the contacts and use dielectric grease on them.


"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.