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65Hemi's avatar
65Hemi
Explorer
Jul 23, 2017

Gas Mileage While Towing a 20 Foot Travel Trailer

Curious about the expected gas mileage while towing a 20-foot travel trailer weighing about 3,100 pounds with water and propane, towing with a full-sized pickup. My truck is a 2017 GMC Sierra with the...
APT's avatar
APT
Explorer
Jul 24, 2017
As mentioned, the aerodynamics are the issue, not so much weight. Budget for 8mpg for any high walled RV with a gas engine. If you get 9mpg when you budget for 8, you'll be a lot happier than if you budget for 10mpg and get 9mpg.

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