As per CNN:
“He suffered cardiac arrest at his home in Malibu in the early hours of October 2nd and was taken to UCLA Medical Center but could not be revived. He died peacefully at 8:40pm PT surrounded by family, his bandmates and friends,” Dimitriades said in a statement.With his nasally voice and chiming guitar, Petty and his longtime band, the Heartbreakers, churned out an instantly recognizable brand of sturdy, heartland rock that made them a classic-radio staple for decades. Petty, along with the band, was inducted into the Rock and Roll Hall of Fame in 2002. The group finished a summer tour with three performances at the Hollywood Bowl last week.
Petty and the Heartbreakers first came to fame in the 1970s. It was both with that group and as a solo artist that Petty had a string of hits across the decades, including “Free Fallin’,” “American Girl” and “I Won’t Back Down.”