Originally Posted by
Shamrock
It sounds like you have a "back circuit" concerning lights and brake pedal depression. I would verify that both brake lights come on as well as center mounted light when you depress the brake pedal. Could be a wrong bulb or bulb installed incorrectly. Also, blown fuses tend to create some weird problems, easy to check. I have found most of these weird problems seem to be caused by something very simple/stupid.
That issue turned out to be as you said the wrong bulb. The previous owner had a turn signal bulb shoved in there and once the proper bulb was put in all of those issues disappeared