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2012 GMC Sierra MPG

Based on data from 16 vehicles, 1,608 fuel-ups and 439,629 miles of driving, the 2012 GMC Sierra gets a combined Avg MPG of 14.24 with a 0.17 MPG margin of error.

Below you can see a distribution of the fuel-ups with 60 outliers (3.60%) removed.

Following shows the average MPG of each of the 16 vehicles in the system.

2012 GMC Sierras For Sale Nearby

  • Denali

    2012 GMC Sierra Denali 6.2L V8 GAS Automatic 6 Speed
    Added Oct 2016 • 147 Fuel-ups

    Property of bmhlondon

  • 14.1 Avg MPG
  • Sierra

    2012 GMC Sierra Denali 6.2L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 225 Fuel-ups

    Property of panther5232

  • 14.1 Avg MPG
  • Truck

    2012 GMC Sierra Denali 6.2L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 151 Fuel-ups

    Property of xdiehard04x

  • 12.4 Avg MPG
  • GMC truck

    2012 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Aug 2016 • 88 Fuel-ups

    Property of recoutts

  • 17.5 Avg MPG
  • Sierra

    2012 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Sep 2016 • 221 Fuel-ups

    Property of mmlipps

  • 16.9 Avg MPG
  • My Sierra

    2012 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Jul 2017 • 13 Fuel-ups

    Property of justinschopp

  • 15.0 Avg MPG
  • Doye

    2012 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Aug 2016 • 83 Fuel-ups

    Property of pkking

  • 16.6 Avg MPG
  • Scott's Truck

    2012 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 198 Fuel-ups

    Property of scargis

  • 17.5 Avg MPG
  • Gmc sierra farm fuel

    2012 GMC Sierra Denali 6.2L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 180 Fuel-ups

    Property of sask

  • 12.7 Avg MPG
  • GMC Sierra

    2012 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Aug 2016 • 145 Fuel-ups

    Property of 2012GMCLL

  • 18.9 Avg MPG
  • Lyle

    2012 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 180 Fuel-ups

    Property of LyleO

  • 14.3 Avg MPG
  • Net's truck

    2012 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 8 Fuel-ups

    Property of redrover58

  • 17.4 Avg MPG
  • Blue Bird

    2012 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 61 Fuel-ups

    Property of jlewis

  • 11.7 Avg MPG
  • 2012 GMC Sierra 1500

    2012 GMC Sierra Denali 6.2L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 21 Fuel-ups

    Property of sask

  • 13.9 Avg MPG
  • My Sierra

    2012 GMC Sierra 5.3L GAS V8 Automatic 6
    Added Jun 2015 • 7 Fuel-ups

    Property of Norgaards1

  • 13.7 Avg MPG
  • Sierra

    2012 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Apr 2017 • 32 Fuel-ups

    Property of Canper_Bob

  • 14.0 Avg MPG

Recent Activity

from other GMC Sierra vehicles (View All)

Tips

Downshift instead of using brakes

When approaching a stop light, down shift rather than using ... ...

by nielsm

Read more tips