hazards

I've been chasing some electrical issues; 05 Sable LS DOHC. I first lost brake lights, but a brake light switch fixed that. Then I kept having the turn signals fail and blow a fuse so I replaced the multi function lever. I now have hazards, but no turn signals. I'm looking at replacing the...

I replaced the Multi-Function Switch/stalk, the fuses and the relay. Bulbs are all good- right size and voltage. I don't understand why the hazards still work but the turn signals do not. I keep thinking it must be the MFS but I replaced it twice already. Currently it has a Motorcraft MFS. Any...