2015 GMC Sierra MPG

Based on data from 21 vehicles, 2,973 fuel-ups and 851,821 miles of driving, the 2015 GMC Sierra gets a combined Avg MPG of 16.58 with a 0.12 MPG margin of error.

Below you can see a distribution of the fuel-ups with 232 outliers (7.24%) removed.

Following shows the average MPG of each of the 21 vehicles in the system.

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• Sierra

  2015 GMC Sierra All Terrain 5.3L V8 GAS Automatic 6 Speed
  Added Mar 2017 • 62 Fuel-ups

  Property of elisepol

• 17.6 Avg MPG

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