Let’s see the Avalanche likely gets about 14 miles to the gallon, at $97 a tank....
That ain’t gonna get him very far.
The Avalanche get better than 20. It is fuel injected and quite efficient for an SUV. But it surely is not “Super Size”. It is rather small in comparison to the HD-2500 or the HD-3500 Silverado models. (Which also get around 20.)
For the heavy work either of them do, they are quite fuel efficient.
He's on Maui, it's what, about a 25 mile by 50 Mile island? Granted, the roads aren't straight, going in and out of valleys and such, but if the guy lives where the people are, he's got a sub 5 mile commute.