Pigtail Repair Assembly For floor mounted dimmer switches. Buick . . . . . . . . . . . . .83-63 Cadillac . . . . . . . . . . .82-63 Chevrolet . . . . . . . . . .84-63 GM Trucks . . . . . . . . .86-63 IHC Trucks . . . . . . . . .80-57 Oldsmobile . . . . . . . . .81-70 Pontiac . . . . . . . . . . . .84-65