I have a question if anybody can help me all but one blinker works the right back one the light bulb is good in the fuse it lights up but just doesn't flash can anybody help me

 

Welcome to the site, I moved your question from the 11 year old dead thread you posted in.
The right rear brake / signal bulb has to be a 3057 LL , I always replace both sides but that’s me and my OCD .
To access the bulb simply pop open the oval door in the rear plastic panel


Here a video how to

 

The turn signals are also the tail lights. Does that help?