If you ever get to Vero Beach FL, check out Mrs Mac's Fillin' Station:
https://www.mrsmacs.com/home
It's a fun place but not fancy. It's in a little strip mall but there's often a line out the door.
The decor is auto themed:
Food is diner-style, inexpensive and good. The menu has a license plate cover and the items have car-related names:
Napkins are shop rags. Service is good and the wait staff is friendly...and they're dressed in bib overalls.