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2003 GMC Sierra 2500 HD MPG

Based on data from 66 vehicles, 4,879 fuel-ups and 1,448,453 miles of driving, the 2003 GMC Sierra 2500 HD gets a combined Avg MPG of 14.16 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

  • Siexy

    2003 GMC Sierra 2500 HD WT 6.6L V8 DIESEL Automatic 5 Speed
    Added Jun 2017 • 19 Fuel-ups

    Property of pdc10

  • 15.6 Avg MPG
  • HD

    2003 GMC Sierra 2500 HD GAS V8
    Added Jul 2013 • 22 Fuel-ups

    Property of BMullins

  • 13.0 Avg MPG
  • GMC Sierra

    2003 GMC Sierra 2500 HD DIESEL V8
    Added Jan 2013 • 17 Fuel-ups

    Property of BULLDOG19ra

  • 16.3 Avg MPG
  • TJ's Truck

    2003 GMC Sierra 2500 HD GAS V8
    Added Feb 2013 • 10 Fuel-ups

    Property of tjgib

  • 11.5 Avg MPG
  • Stick's Truck

    2003 GMC Sierra 2500 HD DIESEL V8
    Added Nov 2011 • 9 Fuel-ups

    Property of AKStick

  • 41.0 Avg MPG
  • 2003 GMC Sierra 2500HD Diesel Truck

    2003 GMC Sierra 2500 HD DIESEL V8
    Added Apr 2012 • 19 Fuel-ups

    Property of rrurban

  • 14.9 Avg MPG

Recent Activity

from other GMC Sierra 2500 HD vehicles (View All)

Tips

Pump Fuel Cool and Slow

Pump gas in the morning when the ground tanks are cold. Flui... ...

by cbronson

Read more tips