I have a 1993 pick up 2.3 reg cab carbureted the issue I'm having is my brake light are staying on like I'm stepping on the brake put in new brake switch,and battery ground cable. fuse isn't blown plug is getting power and all my rear lights are working as they should except the brake lights which are staying on only dash lights that are on are the brake light and rear anti lock light. i cant seem to find root cause and I don't want to keep replacing parts if I'm looking in wrong area . any help/ info will be extremely appreciated thanks