Timing belt jumped won;t stay on

It's hard to know what what the fix is or how much it will cost until the source of the problem is identified. Have you had a shop look at this to determine why this is happening?

Is it the timing belt or fan belt. Timing belt is critical that it keep engine parts in synchronization! As Bret said get this looked at by a repair shop. Hyundai as a car manufacturer put a lot of free technical information and workshop manuals on line for Hyundai owners. Check out www.hmaservice.com lots of great information.