I have the 1500 ext cab 2wd model that includes the 5.3 l v-8 with management. The truck gets 26 mpg on the highway! The average for the truck with over 6000 miles city/highway is now 20.6!
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2009 Chevrolet Silverado 1500 Real Gas Mileage: Cons
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 Silverado 1500's
real-world MPG based on how and where you drive a car.
What Our Members Are Saying about the Real Gas Mileage of the 2009 Chevrolet Silverado 1500
4-speed automatic RWD
6-speed shiftable automatic RWD