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					Originally Posted by azcamaros    My highway mileage consists of my weekend trips form PHX to Northern AZ, 150 miles so there are some pretty long grades to climb.  If I behaved myself, the old 2019 could deliver 20 mpg on the same highway trip.  I don’t regret buying the new truck, just surprised by it inefficiency. | 
	
 That's the same highway trip that I get my mileage from.  My 05 does 20 mpg empty if I keep it at 70-ish.  If I drive stupid to keep up with traffic at 85-ish it only drops to the mid 18's for MPG.   Same mountain grades I pull the trailers on.