dirtroad2ExplorerNov 17, 2014oil for cummins 8.3I have a Monaco diplomat with a cummins 8.3L I was told to use Rotella 15-40 W Can I use Rotella 5-40w synthtic
About Technical IssuesHaving RV issues? Connect with others who have been in your shoes.24,261 PostsLatest Activity: Jun 06, 2025
Related ContentCummins Hit with 1.7Billion for Emissions Defeat DevicesCummins ISL Oil recommendationCummins Onan Generator oilOil change service??? Mercedes-Benz sprinter.6.7 Cummins Engine Oil Temperature?
