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2014 GMC Sierra 3500 HD MPG

Based on data from 9 vehicles, 607 fuel-ups and 231,084 miles of driving, the 2014 GMC Sierra 3500 HD gets a combined Avg MPG of 11.55 with a 0.28 MPG margin of error.

Below you can see a distribution of the fuel-ups with 8 outliers (1.30%) removed.

Following shows the average MPG of each of the 9 vehicles in the system.

2014 GMC Sierra 3500 HDs For Sale Nearby

  • duramax

    2014 GMC Sierra 3500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Oct 2019 • 99 Fuel-ups

    Property of sportsluvr4lfe

  • 14.4 Avg MPG
  • Jimmy

    2014 GMC Sierra 3500 HD WT 6.6L V8 DIESEL Automatic 6 Speed Cab & Chassis - Crew Cab
    Added Oct 2022 • 166 Fuel-ups

    Property of haineroid

  • 11.0 Avg MPG
  • Jimmy DEF

    2014 GMC Sierra 3500 HD WT 6.6L V8 DIESEL Automatic 6 Speed Cab & Chassis - Crew Cab
    Added Apr 2023 • 7 Fuel-ups

    Property of haineroid

  • 697.9 Avg MPG
  • 2014 Denali

    2014 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Oct 2017 • 304 Fuel-ups

    Property of MYOR91ZV

  • 11.2 Avg MPG
  • Mighty Max

    2014 GMC Sierra 3500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Mar 2017 • 59 Fuel-ups

    Property of Roughrider13

  • 15.2 Avg MPG
  • Work Truck

    2014 GMC Sierra 3500 HD WT 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2019 • 3 Fuel-ups

    Property of dewdn2

  • 9.0 Avg MPG
  • my red truck

    2014 GMC Sierra 3500 HD SLT Automatic 6 Speed Crew Cab Pickup
    Added Oct 2016 • 4 Fuel-ups

    Property of Smachine

  • 22.3 Avg MPG
  • My Sierra 3500 HD

    2014 GMC Sierra 3500 HD WT 6.6L DIESEL V8 Automatic 6
    Added Jun 2014 • 8 Fuel-ups

    Property of Lyn7530

  • 12.7 Avg MPG
  • HD3500

    2014 GMC Sierra 3500 HD DIESEL
    Added Jan 2014 • 3 Fuel-ups

    Property of JDAW

  • 14.4 Avg MPG

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