Forum Discussion

Jerry_L's avatar
Jerry_L
Explorer
Jul 24, 2014

Filling fresh water tank before trip, good or bad?

We're new to the RVing world and are planning on a trip to a National Park that has no water hookups. Traveling with 40 gals of water for 300 miles bad for 5th wheel trailer and truck. I have a 3500...
drfife's avatar
drfife
Explorer
Jul 27, 2014
john&bet wrote:
Mine is in the very rear of the trailer and it is full most of the time. Holds 60 gal. I do not see it as affecting fuel mileage at all. Speed and wind affect it more.


I agree. I've towed all over the country with tanks full, empty and everything in between. Makes little or no difference in fuel economy.

Speed and wind are what effect mpg's.

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