2006 Chevy Duramax/Allison Question?
Recently I read an article in an automotive magazine that stated that the 2006 Duramax/Allison was the best year for the Duramax/Allison? It said that in that year the engine made more horsepower and...
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21 mpg unloaded 190 mile round trip highway and some city driving.
Loaded varied by weight and design of trailer being towed. But it was very good.
Loaded varied by weight and design of trailer being towed. But it was very good.
