Ugh! ?I went from driving one of the greenest vehicles on the road (the 3.4 liter powered Pontiac Montana) to one of the meanest. ?The 5.3 liter Avalanche scored a 12 on a scale from 1 to 100. ?The 8.1 liter 2500 was not considered in the ratings because it is not considered a light truck.
This should open up some lively debate! ?

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This should open up some lively debate! ?
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