First, turn on your hazard flashers to see it the problem is just with the turn signals. Do they just blink fast on the right or the left, or is it either or both sides?
You don't have to have a "broken" bulb, it could just be a loose or dirty bulb or connection. See if you can isolate the problem. It may not be a relay.
"We drive into the future using only our rearview mirror."
- Marshall McLuhan -
Northern California Wine Country...
"Turbos whistle, grapes wine..."