How can I transfer my father car title to my name if he's deceased?

If car is paid off, take a death cert. And title to Secretary of State . If you are not named on death cert. Then take your birth cert.

Depends on how much all his assets are worth, you could either file a Petition for Deceased Estate or Small Estate. For more in depth questions there is free legal advice and you can get all that information from the Probate Counter.

You have to put it in probate