Conversation so far:
When did Wilson die?
Carl died of lung cancer in Los Angeles, surrounded by his family, on February 6, 1998.
Who was present at his burial?
CANNOTANSWER.
Where did he die?
in Los Angeles.
What did he achieve before death?
It was announced that Wilson's voice would be heard on a track from the reunited Beach Boys, on the album That's Why God Made the Radio (2012).

Question: What was the course of his death?
Self-contained rewrite: What was the course of Carl Wilson's death?