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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...
rexlion's avatar
rexlion
Explorer
Jul 24, 2017
An angled front end helps marginally. It might give an extra 1/2 mpg, I'd guess. I towed a 16' 2700 lb TT and got 11-12 mpg. With the same tug I got 14.3 mpg on a long trip towing a rounded, molded-fiberglass "egg" trailer. The 17' 2200 lb egg was lower and narrower, with tapered edges, for reduced frontal area.

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