I can’t say much about the 3rd gen engines. I haven’t worked on them yet. Been out of work due to a broken ankle. I can say don’t use them as grocery getters. I have a 2018 eco with 82k on it and the only problem I have had is an ext temp sensor that quite working. Mine has been a great trickRecently purchased a 22 Lariat SW Edition. Just here to educate myself.