Forum Discussion

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...
Hannibal's avatar
Hannibal
Explorer
Jul 24, 2017
My diesels gave 19~ empty highway and 10.5~ towing 65mph. My '05 Hemi powered 2500HD and 5.4L F250 both give 17~ empty highway and 8.5~ towing 65~mph. Weight and length didn't make much difference but wind and terrain did.

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