Newer diesel engines
I am looking for a used maybe a Newmar in the 40 ft range. I was told today that starting in 09 the engines were not as good as previous years. Is this true that in these years I would more likely to ...
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2015 ISL9 Cummins: 9 mpg, pulling a Accord, 10 without. 35k lbs. I read the book, don't idle more than 10 mins. And why would I reduce my mpg, use more Oxygen, and pollute more than I did with my under-powered gassers. No problems so far.
