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- - Duramax fuel mileage (https://chevroletforum.com/forum/silverado-sierra-fullsize-pick-ups-21/duramax-fuel-mileage-65132/)

Donnyl

April 25th, 2014 8:58 PM

Duramax fuel mileage

What is the average fuel mileage on the duramax 6.6 and the year model you have? Looking for more pros for buying a diesel since I have not owned one before.

country_09

April 26th, 2014 2:26 PM

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whats your LBZ MPG? - Diesel Place : Chevrolet and GMC Diesel Truck Forums

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