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2003 GMC Sierra 2500 HD MPG

Based on data from 66 vehicles, 4,896 fuel-ups and 1,453,856 miles of driving, the 2003 GMC Sierra 2500 HD gets a combined Avg MPG of 14.15 with a 0.12 MPG margin of error.

Below you can see a distribution of the fuel-ups with 77 outliers (1.55%) removed.

Following shows the average MPG of each of the 66 vehicles in the system.

2003 GMC Sierra 2500 HDs For Sale Nearby

  • GMC Sierra

    2003 GMC Sierra 2500 HD SLT 8.1L V8 GAS Automatic 5 Speed
    Added Sep 2016 • 93 Fuel-ups

    Property of riverwake

  • 8.5 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 4 Speed
    Added Jul 2017 • 16 Fuel-ups

    Property of wsafford

  • 11.7 Avg MPG
  • Mitch

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added Feb 2018 • 242 Fuel-ups

    Property of minimill

  • 12.4 Avg MPG
  • Work Truck

    2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
    Added May 2014 • 173 Fuel-ups

    Property of RayC

  • 15.1 Avg MPG
  • Tammy

    2003 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 5 Speed
    Added Jun 2017 • 20 Fuel-ups

    Property of kiefnuts

  • 7.4 Avg MPG
  • Sierra Duramax

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
    Added Mar 2014 • 26 Fuel-ups

    Property of fredscool

  • 12.8 Avg MPG
  • Butch

    2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed
    Added Jul 2017 • 10 Fuel-ups

    Property of KreyKeele

  • 14.5 Avg MPG
  • Red Duramax

    2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed
    Added Sep 2016 • 21 Fuel-ups

    Property of wdkgecko

  • 17.5 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed
    Added Jul 2017 • 3 Fuel-ups

    Property of mybluetruck

  • 15.4 Avg MPG
  • Truck

    2003 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
    Added Jun 2017 • 11 Fuel-ups

    Property of Baldwin93

  • 12.3 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added May 2017 • 3 Fuel-ups

    Property of helicopterhernan

  • 14.1 Avg MPG
  • 2003 GMC

    2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 4 Speed
    Added Aug 2016 • 295 Fuel-ups

    Property of speck70001

  • 18.0 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD 6.6L V8 DIESEL Automatic 5 Speed
    Added May 2016 • 4 Fuel-ups

    Property of SuperrDave

  • 16.9 Avg MPG
  • Gas Hog

    2003 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
    Added Feb 2015 • 11 Fuel-ups

    Property of vskid3

  • 12.5 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLT 6.6L DIESEL V8 Automatic 5 Cab & Chassis (4 Door)
    Added Jan 2015 • 9 Fuel-ups

    Property of khansen_Dmax

  • 15.6 Avg MPG
  • Truck

    2003 GMC Sierra 2500 HD SLE 6.6L DIESEL V8 Automatic 5 Extended Cab Pickup (4 Door)
    Added Apr 2015 • 10 Fuel-ups

    Property of mdirkes530

  • 20.0 Avg MPG
  • Truck

    2003 GMC Sierra 2500 HD GAS V8
    Added Aug 2009 • 139 Fuel-ups

    Property of wera803

  • 11.4 Avg MPG
  • GMC Truck

    2003 GMC Sierra 2500 HD SLE 6.6L DIESEL V8 Automatic 5 Crew Cab Pickup (4 Door)
    Added Sep 2014 • 3 Fuel-ups

    Property of brandorm

  • 12.9 Avg MPG
  • Ed's GMC

    2003 GMC Sierra 2500 HD SLT 6.6L DIESEL V8 Automatic 5 Crew Cab Pickup (4 Door)
    Added Oct 2014 • 3 Fuel-ups

    Property of Edlandry

  • 14.5 Avg MPG
  • Torque Monster

    2003 GMC Sierra 2500 HD DIESEL V8
    Added Apr 2011 • 21 Fuel-ups

    Property of Roolet

  • 15.2 Avg MPG

Recent Activity

from other GMC Sierra 2500 HD vehicles (View All)

Tips

Feather on downhills

Feather the go-pedal on short descents. You will barely use ... ...

by jmn20171

Read more tips