2014 GMC Sierra 3500 HD MPG

Based on data from 3 vehicles, 9 fuel-ups and 2,992 miles of driving, the 2014 GMC Sierra 3500 HD gets a combined Avg MPG of 14.25 with a 1.13 MPG margin of error.

Below you can see a distribution of the fuel-ups with 0 outliers (0.00%) removed.

Following shows the average MPG of each of the 3 vehicles in the system.

2014 GMC Sierra 3500 HDs For Sale Nearby

  • 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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