Is 5W-40 Motor Oil Now Suggested For EcoDiesel Engines?
Update March 2024: EcoDiesel engines have been required to use variations of 5W-40 engine oil since 2016. This applies all the way back to the original 2014 model. The article below discusses the switch from 5W-30 to 5W-40 engine oil that took place in 2016. See our application guide to find the correct motor oil…



