When was the James Dean song I Wanna Know created?

There is no song called "I Wanna Know" by James Dean. James Dean was an actor, not a musician.

It's possible you are thinking of a song by a different artist, or you might be misremembering the name of the song.

Could you provide any additional details about the song you're thinking of, such as the genre, the lyrics, or other artists who might have covered it? This could help identify the song you're looking for.