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2003 GMC Sierra 1500 HD MPG

Based on data from 12 vehicles, 601 fuel-ups and 158,089 miles of driving, the 2003 GMC Sierra 1500 HD gets a combined Avg MPG of 14.42 with a 1.00 MPG margin of error.

Below you can see a distribution of the fuel-ups with 19 outliers (3.06%) removed.

Following shows the average MPG of each of the 12 vehicles in the system.

  • 2003 1500 HD

    2003 GMC Sierra 1500 HD SLE 6.0L V8 GAS Automatic 4 Speed
    Added Dec 2017 • 100 Fuel-ups

    Property of Andrew605

  • 11.7 Avg MPG
  • 2003 GMC Sierra

    2003 GMC Sierra 1500 HD SLT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Jun 2019 • 109 Fuel-ups

    Property of CruisnCobra

  • 10.8 Avg MPG
  • Sierra

    2003 GMC Sierra 1500 HD SLT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added May 2019 • 35 Fuel-ups

    Property of weddlerr

  • 11.7 Avg MPG
  • Sierra

    2003 GMC Sierra 1500 HD Custom Submodel
    Added Mar 2017 • 141 Fuel-ups

    Property of lucasbodine

  • 22.9 Avg MPG
  • Sierra

    2003 GMC Sierra 1500 HD SLT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Jun 2019 • 6 Fuel-ups

    Property of Gwapako

  • 10.6 Avg MPG
  • My Sierra 1500 HD

    2003 GMC Sierra 1500 HD SLT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Jan 2016 • 58 Fuel-ups

    Property of MattSS

  • 11.9 Avg MPG
  • My Sierra 1500 HD

    2003 GMC Sierra 1500 HD SLT 6.0L V8 GAS Automatic 4 Speed
    Added Apr 2017 • 55 Fuel-ups

    Property of vonquke

  • 13.0 Avg MPG
  • Pickup

    2003 GMC Sierra 1500 HD SLT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Aug 2017 • 50 Fuel-ups

    Property of Tfreeman84

  • 11.0 Avg MPG
  • 03 GMC Sierra 1500HD

    2003 GMC Sierra 1500 HD SLT 6.0L V8 GAS Automatic 4 Speed
    Added Nov 2016 • 11 Fuel-ups

    Property of Suncoaster

  • 12.2 Avg MPG
  • Jetta sporty

    2003 GMC Sierra 1500 HD SLT 6.0L V8 GAS Automatic 4 Speed
    Added Apr 2017 • 76 Fuel-ups

    Property of vonquke

  • 42.2 Avg MPG
  • Quadrasteer Pickup

    2003 GMC Sierra 1500 HD SLE 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added May 2016 • 8 Fuel-ups

    Property of hunter289

  • 12.1 Avg MPG
  • Tom's HD

    2003 GMC Sierra 1500 HD GAS V8
    Added Jul 2013 • 27 Fuel-ups

    Property of Gunner

  • 12.0 Avg MPG

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