Bulbs...?
Not that I'm doubting your intelligence, but it's happened to my neighbour (twice!). First one bulb went out (normal)... then the other, and then for whatever reason the 3rd brake light went out very soon thereafter.
Not that I'm doubting your intelligence, but it's happened to my neighbour (twice!). First one bulb went out (normal)... then the other, and then for whatever reason the 3rd brake light went out very soon thereafter.