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|2008||2008 4dr SUT 320-hp 5.3L V8 6-sp shiftable automatic 4WD w/low range||16.9||
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|With the 320-horsepower 5.3L V8 engine, 6-speed shiftable automatic transmission, and four-wheel drive w/low range, the 2008 Chevrolet Avalanche has been averaging 16.9 MPG (miles per gallon).
The 2008 Chevrolet Avalanches in this analysis were driven mostly on the highway at an average speed of 70 miles per hour (about 60 percent of the miles driven). The rest of the miles were in the city (10 percent), in heavy traffic (10 percent), and in the suburbs (0 percent).
In addition, the average 2008 Chevrolet Avalanche in this analysis was driven on flat terrain with a medium foot and the AC on most or all of the time.