I'm at 83000 miles on the 5.7 from the land of the rising sun 2012 version still zero repairs. Oil changes brakes filters. It went back to the dealer once for limp mode unhook battery re hook all set. It appears it was bad gas. Also ran it at Oxford Maine dragway this summer ran against a 6.2 Denali2014 or newer version him 9.68 @72.42 me 9.70 @ 72.79