GMC 2017 GMC Sierra 1500 4.3L (285 hp) Real MPG

Find EPA MPG and share your real mileage below.

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EPA Mileage EPA Mileage

City 18 MPG
Highway 24 MPG
Combined 20 MPG

Estimated Test MPG Estimated Real MPG

City 18 MPG
Highway 24 MPG
Combined 20 MPG
How is it calculated?

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