It could be the flasher or the signal relay switch. You could take it to NAPA or Advantage and they would answer this question for sure for you.
1) a signal flasher and a 2) 4-way signal flasher
if it only flashes fast on one side, you have bulb out on that side. If both sides are fast, change the flasher
It's under your dash on the right side of the steering column. it looks like a little silver metal canister. If you are talking about the turn signal/ hazzard light flasher that is.
The turn signal flasher on a 1988 Cadillac is located under the dash on the driver's side of the vehicle. It is just above the brake pedal.
It is located under the dash on the drivers side, mounted on the passenger side of the steering wheel. There are 2 flashers there. One for the turn signals and one for the hazard lights.
gently pry the headlight swith from the dash, black box hard to see i the hole if out of place remove driver hush panel and fis about for it in that area
The turn signal flasher is next to the fuse panel at the lower left of the steering column. The hazard flasher is located to the right of the steering column.
Turn signal flasher is under the dashboard beside the steering column. Flasher unit for the emergency flashers is on the other side of the steering column.
Behind the stearing weel on the left side.
It is on the right side of your steering column.
under the instrement panal, near the steering column