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2012 GMC Sierra 2500 HD MPG

Based on data from 43 vehicles, 3,528 fuel-ups and 1,169,198 miles of driving, the 2012 GMC Sierra 2500 HD gets a combined Avg MPG of 13.56 with a 0.12 MPG margin of error.

Below you can see a distribution of the fuel-ups with 179 outliers (4.83%) removed.

Following shows the average MPG of each of the 43 vehicles in the system.

2012 GMC Sierra 2500 HDs For Sale Nearby

  • GMC 2500HD

    2012 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Oct 2017 • 273 Fuel-ups

    Property of rrustong

  • 14.0 Avg MPG
  • Sierra HD K2500

    2012 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2016 • 344 Fuel-ups

    Property of pavkurcon

  • 13.7 Avg MPG
  • Denali

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Sep 2020 • 144 Fuel-ups

    Property of jerry3039

  • 13.5 Avg MPG
  • 2012 Gmc Sierra SLT DURAMAX

    2012 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Nov 2017 • 160 Fuel-ups

    Property of pewterformula

  • 15.9 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jun 2017 • 250 Fuel-ups

    Property of avi8er82

  • 14.0 Avg MPG
  • Sierra 2500 HD

    2012 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Speed
    Added Mar 2019 • 69 Fuel-ups

    Property of navy0010

  • 13.6 Avg MPG
  • GMC

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Feb 2022 • 35 Fuel-ups

    Property of BrendanPoston

  • 14.8 Avg MPG
  • Duramax

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 117 Fuel-ups

    Property of wings180

  • 15.8 Avg MPG
  • 2012 GMC Sierra 2500HD

    2012 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 137 Fuel-ups

    Property of bklynbullet

  • 13.1 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jan 2023 • 4 Fuel-ups

    Property of ddumo98

  • 13.8 Avg MPG
  • GMC

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2018 • 228 Fuel-ups

    Property of autodata

  • 12.8 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD WT 6.0L V8 FLEX Automatic 6 Speed
    Added Mar 2022 • 6 Fuel-ups

    Property of FordTough48

  • 12.0 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD WT 6.0L V8 FLEX Automatic 6 Speed
    Added Jan 2020 • 19 Fuel-ups

    Property of KENJUMP

  • 11.4 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2019 • 76 Fuel-ups

    Property of jwp51819

  • 15.5 Avg MPG
  • Denali HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2016 • 204 Fuel-ups

    Property of maaiman

  • 15.2 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2017 • 45 Fuel-ups

    Property of strattonshan

  • 15.4 Avg MPG
  • 2012 Sierra 2500 HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2017 • 89 Fuel-ups

    Property of TheDon81

  • 14.5 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2017 • 141 Fuel-ups

    Property of tirogers

  • 13.4 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 6 Speed
    Added Apr 2019 • 10 Fuel-ups

    Property of FoxcreteBH

  • 10.1 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Oct 2017 • 32 Fuel-ups

    Property of evanmoore

  • 15.6 Avg MPG

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