Tail light gremlins

Hello great and honorable sages of C bodies.
The other day I got a quick flashing fender turn signal on the left side of my ‘68 300’ convertible. I figured this was a symptom of a blown bulb. But after getting back home I realized the brake light was also out on the left side (along with the turn signal and tail lights). Tail lights are also out on the right side, but the brake and turn signal do work over there. Side markers are out on both sides as well.

I was hopeful replacing the...

Tail light gremlins
Author: SPF Required