Fiat has partnered with the Bonnaroo Music & Arts Festival to promote a new music offering.FCA US this month launched a promotion that offers six months of free service to Apple Music with the purchase of a new Fiat, Chrysler, Dodge, Ram or Jeep vehicle equipped with Apple’s CarPlay support and BeatsAudio.The automaker has developed curated playlists for each brand available exclusively on the streaming music service. The Fiat playlist includes the “PCH Crusin’,” &ldq...