Signal light flasher

[Stephen064]

Going to replace all my lights with LED. Which flasher{s} do you replace? the one in the dash or the one in the footwell pasenger side? Or both?
1985- C4

 

[Baver]

Going to replace all my lights with LED. Which flasher{s} do you replace? the one in the dash or the one in the footwell pasenger side? Or both?
1985- C4

Both.