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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...
afidel's avatar
afidel
Explorer II
Jul 24, 2017
Redwoodcamper wrote:
Just got 13.6 today towing @62-68mph in 90+ degree heat with the AC blasting. Because diesel. My 20ft trailer without any slide outs weights almost 5k fully loaded. I think k your optimistic with your weight.

Different class of trailers, rpod, hummingbird, my trailer are in the 3,600-3,800 gvwr single axle class. I couldn't get my trailer near 5k pounds because the axle would snap.

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