2003 GMC Sierra 2500 HD MPG

Based on data from 27 vehicles, 1,452 fuel-ups and 443,678 miles of driving, the 2003 GMC Sierra 2500 HD gets a combined Avg MPG of 14.90 with a 0.18 MPG margin of error.

Below you can see a distribution of the fuel-ups with 18 outliers (1.22%) removed.

Following shows the average MPG of each of the 27 vehicles in the system.

2003 GMC Sierra 2500 HDs For Sale Nearby

  • The DIRTY

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
    Added Dec 2014 • 101 Fuel-ups

    Property of 10janderson3

  • 15.0 Avg MPG
  • Duramax

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
    Added Feb 2013 • 173 Fuel-ups

    Property of DAVe3283

  • 16.2 Avg MPG
  • Rick

    2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed
    Added Sep 2016 • 254 Fuel-ups

    Property of d800306

  • 16.1 Avg MPG
  • 2003 GMC

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added Sep 2016 • 43 Fuel-ups

    Property of racerx146

  • 13.8 Avg MPG
  • Work Truck

    2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed
    Added May 2014 • 127 Fuel-ups

    Property of RayC

  • 15.4 Avg MPG
  • Blackie

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
    Added Aug 2013 • 101 Fuel-ups

    Property of HernsNerd

  • 14.4 Avg MPG
  • 2003 GMC

    2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 4 Speed
    Added Aug 2016 • 283 Fuel-ups

    Property of speck70001

  • 17.9 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added Dec 2016 • 3 Fuel-ups

    Property of jmeier301

  • 14.2 Avg MPG
  • 2500HD

    2003 GMC Sierra 2500 HD GAS V8
    Added Jun 2013 • 78 Fuel-ups

    Property of M42E36

  • 13.4 Avg MPG
  • GMC 2500hd

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

    Property of mdw612

  • 21.2 Avg MPG
  • GMC Sierra

    2003 GMC Sierra 2500 HD SLT 8.1L V8 GAS Automatic 5 Speed
    Added Sep 2016 • 79 Fuel-ups

    Property of riverwake

  • 8.3 Avg MPG
  • Sierra Duramax

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
    Added Mar 2014 • 16 Fuel-ups

    Property of fredscool

  • 13.6 Avg MPG
  • Red Duramax

    2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed
    Added Sep 2016 • 9 Fuel-ups

    Property of wdkgecko

  • 17.2 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
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed
    Added Mar 2016 • 17 Fuel-ups

    Property of scarverjoh

  • 17.1 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

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