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2003 GMC Sierra 1500 MPG

Based on data from 57 vehicles, 3,555 fuel-ups and 1,008,364 miles of driving, the 2003 GMC Sierra 1500 gets a combined Avg MPG of 14.05 with a 0.10 MPG margin of error.

Below you can see a distribution of the fuel-ups with 252 outliers (6.62%) removed.

Following shows the average MPG of each of the 57 vehicles in the system.

2003 GMC Sierra 1500s For Sale Nearby

  • 2003 GMC Sierra Z71

    2003 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
    Added Jan 2018 • 196 Fuel-ups

    Property of ddaongam

  • 13.2 Avg MPG
  • Denali

    2003 GMC Sierra 1500 Denali 6.0L V8 GAS Automatic 4 Speed
    Added Mar 2017 • 181 Fuel-ups

    Property of Murray66

  • 12.2 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
    Added Sep 2017 • 295 Fuel-ups

    Property of thecellarseller

  • 15.5 Avg MPG
  • GMC

    2003 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
    Added Jul 2018 • 322 Fuel-ups

    Property of gwlayman

  • 16.1 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 4.3L V6 GAS Automatic 4 Speed
    Added Dec 2018 • 53 Fuel-ups

    Property of LockeCars

  • 13.5 Avg MPG
  • 2003 Sierra

    2003 GMC Sierra 1500 WT 5.3L V8 GAS Automatic 4 Speed
    Added May 2019 • 31 Fuel-ups

    Property of jacmohr

  • 15.5 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
    Added Nov 2016 • 88 Fuel-ups

    Property of bradk4687

  • 13.4 Avg MPG
  • GMC

    2003 GMC Sierra 1500 SL 5.3L V8 GAS Automatic Extended Cab Pickup
    Added Sep 2017 • 35 Fuel-ups

    Property of Jankoviak

  • 15.2 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
    Added Jul 2017 • 78 Fuel-ups

    Property of zaomaster

  • 14.8 Avg MPG
  • Z71

    2003 GMC Sierra 1500 SLT 5.3L GAS V8 Automatic 4 Extended Cab Pickup (4 Door)
    Added Sep 2014 • 99 Fuel-ups

    Property of 5bassman

  • 11.1 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 4.3L V6 GAS Automatic 4 Speed
    Added Mar 2018 • 45 Fuel-ups

    Property of jasonmdecker

  • 17.5 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
    Added Aug 2019 • 58 Fuel-ups

    Property of Reeves89

  • 14.6 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
    Added Mar 2020 • 23 Fuel-ups

    Property of afi1

  • 17.4 Avg MPG
  • My Sierra 1500

    2003 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
    Added Mar 2020 • 25 Fuel-ups

    Property of killerkody

  • 16.8 Avg MPG
  • GMC Sierra

    2003 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
    Added Mar 2016 • 48 Fuel-ups

    Property of jsstreet

  • 13.1 Avg MPG
  • Truck 4x4 extended cab

    2003 GMC Sierra 1500
    Added Mar 2013 • 83 Fuel-ups

    Property of bernermobile

  • 16.2 Avg MPG
  • Norman

    2003 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
    Added Nov 2016 • 42 Fuel-ups

    Property of BiannualPoet

  • 15.5 Avg MPG
  • 2003 GMC

    2003 GMC Sierra 1500 4.8L V8 GAS Automatic 4 Speed
    Added Sep 2016 • 17 Fuel-ups

    Property of hornerr2722

  • 24.5 Avg MPG
  • 2003 GMC Sierra

    2003 GMC Sierra 1500 WT 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
    Added Jan 2019 • 15 Fuel-ups

    Property of tbrendel99

  • 20.1 Avg MPG
  • Max

    2003 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
    Added Oct 2017 • 377 Fuel-ups

    Property of tjordan42

  • 13.6 Avg MPG

Recent Activity

from other GMC Sierra 1500 vehicles (View All)

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