Directional Flasher

Im sure one of the electric specialits will also be helping out, but in the mean time.
Are the 4 way Hazards working at all?
Always start with fuses.
You can quickly test all the fuses, (block under dash, left side) in the block with a 12 volt test light:
Ground clamp on metal.
Key on, not running.
Touch probe on either side of metal barrel fuse.
Should light on Both sides= circuit feeding thru.
If not, fuse prob bad.