When i try to turn on my ps3 it beeps and a yellow like flashes one time and it turns back to the red light. Ive let it cool down for like two days now and still the same problem. What should I do?

Don't waste money to find someone to fix it yet! It may be a minor issue that you can be fixed by yourself.
Remember, you are not the only one to suffer this problem! Actually It is too expensive to send back to Sony repair if your machine is out of warranty!
I had solved the yellow / red lights flashing problems after bought a secret repair kit. This is an all-in-one style that help you to fix many cases of PS3 problems. The author is really kind and helpful to his customers.
Learn the D.I.Y. way to fix PS3 issues can save you much money. You've received much more than you spend on it. Because you can help your friends to fix their PS3 too! Please consider to buy it and share what you have learned !
PS3 Red Light Fixing Kit