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2020 GMC Sierra 2500 HD MPG

Based on data from 4 vehicles, 15 fuel-ups and 5,752 miles of driving, the 2020 GMC Sierra 2500 HD gets a combined Avg MPG of 15.86 with a 1.22 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 4 vehicles in the system.

2020 GMC Sierra 2500 HDs For Sale Nearby

  • Beastly Bunny

    2020 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic Crew Cab Pickup
    Added Feb 2020 • 5 Fuel-ups

    Property of Jvorpagel

  • 15.4 Avg MPG
  • Red

    2020 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 10 Speed
    Added Mar 2020 • 3 Fuel-ups

    Property of llljrmd

  • 16.4 Avg MPG
  • Wanda

    2020 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 10 Speed
    Added Feb 2020 • 6 Fuel-ups

    Property of amepena

  • 18.0 Avg MPG
  • My Sierra 2500 HD

    2020 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 10 Speed
    Added Jan 2020 • 6 Fuel-ups

    Property of zardoz5

  • 14.4 Avg MPG

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