Forum Discussion
Notakwanon
Dec 12, 2018Explorer
I recently drove from Baltimore to the Outfitter factory near Denver. GMC 2500 6.6 diesel, with 150,000 miles on it. Going out in 4 days I kept the rpms down ~1500, 60mph, and got almost 19mpg. Going east at 70-75mph, 16+mpg. Not bad for pushing 5 tons of steel down the road.
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