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3rd Gen Ram Tech2002-2008 Rams: This section is for TECHNICAL discussions only, that involve the 2002 through 2008 Rams Rams. For any non-tech discussions, please direct your attention to the "General discussion/NON-tech" sub sections.
Why run 10/30 in an engine that's designed to run 5/20. Just saying. Try a different brand. If your still having an issue, you may need to dig further.
Tolerance's of the new engines is much closer than the engines of the 70's. Running a heavier weight oil could cause flow issues. I would stick with what the manufactory recommend's JMO.
