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2020 GMC Sierra 1500 MPG

Based on data from 192 vehicles, 15,640 fuel-ups and 5,155,451 miles of driving, the 2020 GMC Sierra 1500 gets a combined Avg MPG of 18.22 with a 0.08 MPG margin of error.

Below you can see a distribution of the fuel-ups with 351 outliers (2.19%) removed.

Following shows the average MPG of each of the 192 vehicles in the system.

2020 GMC Sierra 1500s For Sale Nearby

  • AT4

    2020 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
    Added Jan 2020 • 199 Fuel-ups

    Property of Greytauer

  • 18.0 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
    Added Feb 2022 • 7 Fuel-ups

    Property of stab

  • 23.4 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
    Added Apr 2020 • 68 Fuel-ups

    Property of 69Redbird

  • 14.2 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
    Added Jun 2021 • 23 Fuel-ups

    Property of Hornstar

  • 25.1 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
    Added Jul 2020 • 68 Fuel-ups

    Property of Wittfam4

  • 21.3 Avg MPG
  • Ryan's Sierra 1500

    2020 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
    Added Oct 2020 • 39 Fuel-ups

    Property of rademarco03

  • 22.0 Avg MPG
  • 2020 Sierra 1500 AT4

    2020 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
    Added Mar 2023 • 29 Fuel-ups

    Property of htr4

  • 22.1 Avg MPG
  • Storm Trooper

    2020 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
    Added Feb 2020 • 53 Fuel-ups

    Property of seans

  • 23.5 Avg MPG
  • Denaliya

    2020 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
    Added Sep 2020 • 35 Fuel-ups

    Property of gr8almty1

  • 21.3 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
    Added Feb 2020 • 46 Fuel-ups

    Property of gswartz

  • 25.4 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
    Added Nov 2021 • 4 Fuel-ups

    Property of AP33

  • 21.4 Avg MPG
  • 2020 Sierra 1500

    2020 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
    Added Sep 2020 • 81 Fuel-ups

    Property of Tigeraaron

  • 23.2 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
    Added Nov 2020 • 37 Fuel-ups

    Property of sickdiesel

  • 16.1 Avg MPG
  • Duramax 3.0

    2020 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
    Added Jul 2020 • 45 Fuel-ups

    Property of 2020DuramaxLM2

  • 25.8 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 SLE 2.7L L4 GAS Automatic 8 Speed
    Added Sep 2020 • 40 Fuel-ups

    Property of SilverStreakSR5

  • 18.9 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
    Added Aug 2020 • 83 Fuel-ups

    Property of patt1silva

  • 15.3 Avg MPG
  • Sully

    2020 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
    Added Sep 2020 • 34 Fuel-ups

    Property of tahoejeeperz

  • 19.7 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
    Added May 2020 • 41 Fuel-ups

    Property of jdunbar21

  • 14.9 Avg MPG
  • Sierra 1500

    2020 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed
    Added Sep 2020 • 27 Fuel-ups

    Property of 556boyer

  • 18.4 Avg MPG
  • Sierra 4.3

    2020 GMC Sierra 1500 4.3L V6 GAS
    Added Nov 2020 • 38 Fuel-ups

    Property of Sweasy

  • 16.1 Avg MPG

Recent Activity

from other GMC Sierra 1500 vehicles (View All)

Tips

SmartPhone m.fuelly.com

You can save a bookmark on your smartphone. m.fuelly.com It makes it easy to log your fuelup.

by tommyz

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