I recoated my EPDM roof last spring.
I didn't have any ;leaks, but the 17 year old roof was in need of something, so after researching, I decided to recoat it.
I wrote a short article on my blog site
Re-coating EPDM roof | 2001 Coachmen Mirada 300QB
NOTE - In the photos, After the coating cured I got some white restolium spray paint, and painted the skylight. It still lets in some light, but greatly decreased the amount of heat, AND from the outside it looks good...