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2012 GMC Sierra 2500 HD MPG

Based on data from 28 vehicles, 2,126 fuel-ups and 682,164 miles of driving, the 2012 GMC Sierra 2500 HD gets a combined Avg MPG of 13.55 with a 0.16 MPG margin of error.

Below you can see a distribution of the fuel-ups with 175 outliers (7.61%) removed.

Following shows the average MPG of each of the 28 vehicles in the system.

2012 GMC Sierra 2500 HDs For Sale Nearby

  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jun 2017 • 49 Fuel-ups

    Property of avi8er82

  • 14.8 Avg MPG
  • GMC 2012 Denali

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2016 • 311 Fuel-ups

    Property of tacoma7583

  • 13.7 Avg MPG
  • Wild Bill

    2012 GMC Sierra 2500 HD WT 6.0L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Aug 2015 • 225 Fuel-ups

    Property of lnthomp

  • 12.6 Avg MPG
  • GMC Sierra 2500 HD

    2012 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Mar 2017 • 13 Fuel-ups

    Property of Rabbitn88

  • 11.5 Avg MPG
  • GMC

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 186 Fuel-ups

    Property of max_rogers

  • 16.5 Avg MPG
  • Sierra HD K2500

    2012 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2016 • 166 Fuel-ups

    Property of pavkurcon

  • 14.1 Avg MPG
  • Denali HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2016 • 151 Fuel-ups

    Property of maaiman

  • 15.3 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jun 2017 • 10 Fuel-ups

    Property of TheGodfather2010

  • 14.1 Avg MPG
  • FrostByte

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Mar 2017 • 14 Fuel-ups

    Property of Flexspeed

  • 11.7 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 22 Fuel-ups

    Property of smokinu454

  • 17.4 Avg MPG
  • Duramax

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 36 Fuel-ups

    Property of wings180

  • 19.0 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2017 • 13 Fuel-ups

    Property of strattonshan

  • 14.8 Avg MPG
  • 2012 GMC Sierra 2500HD

    2012 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 87 Fuel-ups

    Property of bklynbullet

  • 14.1 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jan 2017 • 9 Fuel-ups

    Property of JKovalcik

  • 15.6 Avg MPG
  • Mad Max

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Feb 2015 • 108 Fuel-ups

    Property of MNMoose

  • 14.6 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD WT 6.0L V8 FLEX Automatic 6 Speed
    Added Jan 2016 • 18 Fuel-ups

    Property of aps241

  • 10.5 Avg MPG
  • 1188

    2012 GMC Sierra 2500 HD WT 6.0L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Nov 2015 • 22 Fuel-ups

    Property of BigDCompanies

  • 10.1 Avg MPG
  • Red Devil

    2012 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Crew Cab Pickup (4 Door)
    Added Jun 2015 • 13 Fuel-ups

    Property of CanuckleHead7

  • 8.8 Avg MPG
  • Bob's Pickup

    2012 GMC Sierra 2500 HD DIESEL V8
    Added Dec 2012 • 33 Fuel-ups

    Property of rhenium188

  • 16.1 Avg MPG
  • GMC 2500HD

    2012 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2016 • 964 Fuel-ups

    Property of kpwaterdoc

  • 7.9 Avg MPG

Recent Activity

from other GMC Sierra 2500 HD vehicles (View All)

Tips

Warm air intake saves gas see ecomodder.com

Warm air is better for MPG check it out www.ecomodder.com ... ...

by koolbreeze

Read more tips