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Chevrolet Avalanche Fuel Economy Data

4dr SUT 285-hp 5.3L V8 4-sp automatic 4WD w/low range

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What Our Members Are Saying about the Real Gas Mileage of the 2003 Chevrolet Avalanche

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2003 Chevrolet Avalanche Gas Mileage (MPG)

Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the Chevrolet Avalanche's real-world MPG based on how and where you drive a car.

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