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73guna's avatar
73guna
Explorer
May 05, 2016

*UPDATE*Calling Duramax owners 1st trip with camper bad fuel mileage

I have a 2007 crew cab Duramax LBZ 4 wheel drive. We recently got back from our first camping trip with our new Wildwood 31qbts. The trailer weighs in dry at approximately 8500 pounds. Loaded down I ...
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73guna's avatar
73guna
Explorer
May 05, 2016
I'm well aware of that. I varied my speed and check the mileage even when there was no wind. It never changed.
6.5 miles per gallon I would expect going 80 miles an hour up and down the hills.
I think there's more to it than just slowing down.

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