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2003 GMC Sierra 2500 HD MPG

Based on data from 58 vehicles, 3,717 fuel-ups and 1,099,088 miles of driving, the 2003 GMC Sierra 2500 HD gets a combined Avg MPG of 13.70 with a 0.14 MPG margin of error.

Below you can see a distribution of the fuel-ups with 70 outliers (1.85%) removed.

Following shows the average MPG of each of the 58 vehicles in the system.

2003 GMC Sierra 2500 HDs For Sale Nearby

  • Sierra

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added May 2017 • 141 Fuel-ups

    Property of 2xGrey

  • 16.6 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added Oct 2020 • 3 Fuel-ups

    Property of Neely25

  • 12.2 Avg MPG
  • GMC Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed
    Added Aug 2019 • 30 Fuel-ups

    Property of Bernie2922

  • 15.4 Avg MPG
  • 2500HD

    2003 GMC Sierra 2500 HD 6.0L V8 GAS Automatic 4 Speed
    Added Jun 2013 • 191 Fuel-ups

    Property of M42E36

  • 12.8 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added May 2017 • 80 Fuel-ups

    Property of davidrperkins

  • 14.5 Avg MPG
  • My Sierra with new dash

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added Dec 2020 • 5 Fuel-ups

    Property of MEMatta

  • 14.1 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added May 2017 • 173 Fuel-ups

    Property of Mpmcnasty

  • 17.0 Avg MPG
  • 2003 GMC Sierra Duramax

    2003 GMC Sierra 2500 HD 6.6L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
    Added Feb 2017 • 164 Fuel-ups

    Property of srlew

  • 16.1 Avg MPG
  • Duramax

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
    Added Feb 2013 • 251 Fuel-ups

    Property of DAVe3283

  • 15.7 Avg MPG
  • Dad's Truck

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added Aug 2019 • 79 Fuel-ups

    Property of dlindval

  • 13.1 Avg MPG
  • GMC

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
    Added Nov 2017 • 62 Fuel-ups

    Property of jim44

  • 18.0 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added Aug 2020 • 24 Fuel-ups

    Property of HDGranny

  • 14.1 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added Jul 2017 • 5 Fuel-ups

    Property of G1974

  • 16.0 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 5 Speed
    Added Feb 2020 • 30 Fuel-ups

    Property of MEMatta

  • 14.8 Avg MPG
  • Duramax

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added Mar 2018 • 227 Fuel-ups

    Property of timp1968

  • 16.3 Avg MPG
  • 03 GMC Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added Nov 2016 • 74 Fuel-ups

    Property of Suncoaster

  • 19.5 Avg MPG
  • GMC 2500hd

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added Sep 2016 • 40 Fuel-ups

    Property of mdw612

  • 16.6 Avg MPG
  • Gmc Truck

    2003 GMC Sierra 2500 HD 6.6L V8 DIESEL
    Added Oct 2017 • 137 Fuel-ups

    Property of jfyoung11

  • 14.7 Avg MPG
  • My Sierra 2500 HD

    2003 GMC Sierra 2500 HD SLE 8.1L V8 GAS Automatic 5 Speed
    Added Jun 2020 • 22 Fuel-ups

    Property of Alex1993

  • 9.6 Avg MPG
  • 2003 GMC

    2003 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 5 Speed
    Added Sep 2016 • 84 Fuel-ups

    Property of racerx146

  • 13.9 Avg MPG

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