Check the bulbs, check the fuse, check the flasher relay, in that order.
Your light has gone out or a bad fuse
Most common problem -turn signal flasher
poopin
burnt out lightbulb!
light sensitive sells
Column Switch
The fuse probably blew that controls the dashboard lights.
probably the fuse is blown.
if turn signals are working , and brake lights not working, i would replace the stop light switch on the brake pedal
Someone knocked a wire loose.
Brake Lights not Stop Lights. Check your Fuses then the Bulbs. Hope This Helps.
Next check the turn signal switch inside the steering column. check to see if the bulb is dead