2003 GMC Sierra 1500 MPG

Based on data from 24 vehicles, 1,069 fuel-ups and 299,954 miles of driving, the 2003 GMC Sierra 1500 gets a combined Avg MPG of 14.53 with a 0.20 MPG margin of error.

Below you can see a distribution of the fuel-ups with 19 outliers (1.75%) removed.

Following shows the average MPG of each of the 24 vehicles in the system.

2003 GMC Sierra 1500s For Sale Nearby

  • Sierra

    2003 GMC Sierra 1500 SLT 4.8L V8 GAS Automatic 4 Speed
    Added Aug 2016 • 84 Fuel-ups

    Property of reknigh

  • 13.2 Avg MPG
  • Sierra

    2003 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
    Added Feb 2016 • 22 Fuel-ups

    Property of s_hassell97

  • 14.9 Avg MPG
  • GMC Sierra

    2003 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
    Added Oct 2014 • 545 Fuel-ups

    Property of ScrapIT

  • 14.9 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
    Added Mar 2016 • 16 Fuel-ups

    Property of jsstreet

  • 13.5 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
    Added Nov 2016 • 3 Fuel-ups

    Property of bradk4687

  • 12.4 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 SLE 5.3L V8 GAS Standard 5 Speed
    Added Jan 2016 • 10 Fuel-ups

    Property of clark62

  • 18.2 Avg MPG
  • Z71

    2003 GMC Sierra 1500 SLT 5.3L GAS V8 Automatic 4 Extended Cab Pickup (4 Door)
    Added Sep 2014 • 36 Fuel-ups

    Property of 5bassman

  • 11.5 Avg MPG
  • Truck 4x4 extended cab

    2003 GMC Sierra 1500
    Added Mar 2013 • 74 Fuel-ups

    Property of bernermobile

  • 16.6 Avg MPG
  • 2003 GMC Sierra

    2003 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
    Added Aug 2016 • 249 Fuel-ups

    Property of bdow718

  • 14.6 Avg MPG
  • 2003 GMC

    2003 GMC Sierra 1500 4.3L V6 GAS Automatic 4 Speed
    Added Sep 2016 • 12 Fuel-ups

    Property of hornerr2722

  • 17.5 Avg MPG
  • GMC Pickup

    2003 GMC Sierra 1500 SLE 4.3L V6 GAS Automatic 4 Speed
    Added Sep 2016 • 188 Fuel-ups

    Property of genebilltest

  • 18.4 Avg MPG
  • old blue

    2003 GMC Sierra 1500 GAS V6
    Added Mar 2014 • 80 Fuel-ups

    Property of km1360

  • 15.3 Avg MPG
  • Sold - GMC

    2003 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
    Added Sep 2016 • 185 Fuel-ups

    Property of Fasgas

  • 15.2 Avg MPG
  • GMC Sierra

    2003 GMC Sierra 1500 SLE 4.8L V8 GAS Standard 5 Speed
    Added Nov 2016 • 79 Fuel-ups

    Property of troycole

  • 21.3 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 SLT 5.3L GAS V8 Automatic 4 Extended Cab Pickup (4 Door)
    Added Mar 2015 • 5 Fuel-ups

    Property of Missingdeathbed

  • 19.3 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 SLT 5.3L GAS V8 Automatic 4 Extended Cab Pickup (4 Door)
    Added Jan 2015 • 3 Fuel-ups

    Property of GMCFarmBoy

  • 18.2 Avg MPG
  • Truck

    2003 GMC Sierra 1500 GAS V8
    Added Jan 2013 • 44 Fuel-ups

    Property of Jaymere

  • 16.1 Avg MPG
  • Trailer Queen

    2003 GMC Sierra 1500 GAS V8
    Added Sep 2011 • 59 Fuel-ups

    Property of Bluedragon

  • 16.3 Avg MPG
  • 2003 Gmc sierra 1500 5.3L 4x4

    2003 GMC Sierra 1500 GAS V8
    Added Jan 2013 • 3 Fuel-ups

    Property of BigBoy2112

  • 9.6 Avg MPG
  • Truck

    2003 GMC Sierra 1500 GAS V8
    Added May 2010 • 37 Fuel-ups

    Property of scotth20

  • 13.9 Avg MPG

Recent Activity

from other GMC Sierra 1500 vehicles (View All)

Tips

Taking off

Accelerate slowly to the speed you need to go. Jackrabbit starts hurt MPGs more than anything!

by ZoomZoomFan

Read more tips