Oil shearing isn't a lube issue?
Originally Posted by dave1251
Nothing you described is a lube issue. https:/
https:/ www.f150ecoboost.net/ threads/ high-mileage-f-150-3-5l-ecoboost-questions.75812/ /
https://www.bobistheoilguy.com/foru... www.thehulltruth.com/ trucks-trailers/ 1034001-high-mileage-ecoboosts-3.html rd-2-7-ecoboost-v6-on-normal-maintenance
The issue I recall is your vehicles spend a lot more than average in idle topped of with hours of city driving. Viscosity is not a cure for this. What was the mileage and hours when the chains failed again?