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gas mileage inquiry

  1. 2000sierra
    2000sierra
    Would like to know what gas mileage everyone is getting in town and city and also if you tow what you get and with what weight trailer.
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  2. 383man
    383man
    when it was stock, i got 16 city, 20 highway average, now with the lift and tires, about 13/16, and I have a 22ft Jayco Jayflight trailer, gross on it is about 6500lbs, with it i'll prolly get about 12 highway, i hope lol, it's new so i haven't got an average yet, but i'll update it when i find out lol
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  3. 2000sierra
    2000sierra
    I have a 23 ft pioneer trailer 6,000 pounds loaded and get 12 on the hwy.
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  4. dannys99
    dannys99
    I get about 10 in my burb, I have a lead foot. When I first got the truck and it was bone stock, I got 16.
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  5. stephan
    stephan
    I have a 5.7L with a 700R4 C-3500 that I bought for towing. I have modified a lot for extra power for pulling my boat. I get 11.8 - 11.9 mpg in 50-50 city/country driving. In o.d. on the freeway I get 17-18 mpg unloaded & at 65-70mph. Towing my boat 6,500 lbs. 12,500lbs GCVW I get 8 mpg.
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