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2014 GMC Sierra MPG

Based on data from 23 vehicles, 4,028 fuel-ups and 1,162,814 miles of driving, the 2014 GMC Sierra gets a combined Avg MPG of 15.94 with a 0.11 MPG margin of error.

Below you can see a distribution of the fuel-ups with 99 outliers (2.40%) removed.

Following shows the average MPG of each of the 23 vehicles in the system.

2014 GMC Sierras For Sale Nearby

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  • Jeff's Truck

    2014 GMC Sierra SLT 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 179 Fuel-ups

    Property of Nollboy

  • 15.4 Avg MPG
  • 2014 Sierra Double Cab SLT

    2014 GMC Sierra SLT 5.3L V8 GAS Automatic 6 Speed
    Added Aug 2016 • 93 Fuel-ups

    Property of zorrosr

  • 16.7 Avg MPG
  • 2014 Sierra

    2014 GMC Sierra SLE 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2018 • 86 Fuel-ups

    Property of gfervin

  • 15.1 Avg MPG
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Recent Activity

from other GMC Sierra vehicles (View All)

Tips

A little weight in the bed helps

The rear end of pick-up trucks is light so there is not much... ...

by Highwaylizard

Read more tips