2012 GMC Sierra 2500 HD MPG

Based on data from 26 vehicles, 2,398 fuel-ups and 686,758 miles of driving, the 2012 GMC Sierra 2500 HD gets a combined Avg MPG of 12.21 with a 0.20 MPG margin of error.

Below you can see a distribution of the fuel-ups with 70 outliers (2.84%) removed.

Following shows the average MPG of each of the 26 vehicles in the system.

2012 GMC Sierra 2500 HDs For Sale Nearby

  • Danali HD

    2012 GMC Sierra 2500 HD Denali 6.0L V8 FLEX Automatic 6 Speed
    Added Sep 2016 • 39 Fuel-ups

    Property of daK9er

  • 10.9 Avg MPG
  • GMC 2012 Denali

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2016 • 281 Fuel-ups

    Property of tacoma7583

  • 13.6 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jan 2017 • 4 Fuel-ups

    Property of JKovalcik

  • 15.8 Avg MPG
  • Service #1

    2012 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Speed
    Added Aug 2016 • 240 Fuel-ups

    Property of SuperD

  • 6.7 Avg MPG
  • Wild Bill

    2012 GMC Sierra 2500 HD WT 6.0L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Aug 2015 • 174 Fuel-ups

    Property of lnthomp

  • 12.3 Avg MPG
  • GMC

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 164 Fuel-ups

    Property of max_rogers

  • 16.6 Avg MPG
  • Denali HD

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2016 • 134 Fuel-ups

    Property of maaiman

  • 15.2 Avg MPG
  • Sierra HD K2500

    2012 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2016 • 150 Fuel-ups

    Property of pavkurcon

  • 14.2 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
  • 2012 GMC Sierra 2500HD

    2012 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 78 Fuel-ups

    Property of bklynbullet

  • 14.3 Avg MPG
  • My Sierra 2500 HD

    2012 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 18 Fuel-ups

    Property of smokinu454

  • 17.5 Avg MPG
  • Suburban

    2012 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2016 • 127 Fuel-ups

    Property of pavkurcon

  • 11.7 Avg MPG
  • Duramax

    2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 24 Fuel-ups

    Property of wings180

  • 19.8 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
  • Duramax

    2012 GMC Sierra 2500 HD DIESEL V8
    Added Mar 2014 • 27 Fuel-ups

    Property of ckswinso

  • 16.3 Avg MPG
  • work truck

    2012 GMC Sierra 2500 HD
    Added Feb 2013 • 75 Fuel-ups

    Property of DarthMcGue

  • 13.6 Avg MPG

Recent Activity

from other GMC Sierra 2500 HD vehicles (View All)

Tips

keep to 50MPH

On 'A' roads try keeping your speed to a maximum of 50MPH . ... ...

by gareth111278

Read more tips