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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

  • Truck

    2020 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
    Added Jun 2021 • 23 Fuel-ups

    Property of texadian

  • 20.8 Avg MPG
  • 2020 GMC

    2020 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
    Added Oct 2020 • 21 Fuel-ups

    Property of Brame

  • 19.5 Avg MPG
  • Sierra 1500 4x4

    2020 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
    Added Jun 2020 • 44 Fuel-ups

    Property of Cman175

  • 24.2 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
    Added Mar 2020 • 25 Fuel-ups

    Property of chebick

  • 24.3 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed
    Added Feb 2020 • 56 Fuel-ups

    Property of Buellx72

  • 18.2 Avg MPG
  • Mike’s 2020 Sierra 1500

    2020 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed
    Added Feb 2020 • 43 Fuel-ups

    Property of Mikecompton

  • 15.6 Avg MPG
  • 2020 Sierra 1500

    2020 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 10 Speed
    Added Sep 2020 • 21 Fuel-ups

    Property of yogi-bear

  • 16.6 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
    Added Aug 2020 • 11 Fuel-ups

    Property of martinweber

  • 22.8 Avg MPG
  • Dark Knight

    2020 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
    Added Mar 2020 • 71 Fuel-ups

    Property of RedWonder

  • 17.1 Avg MPG
  • AT4 Duramax On 35s

    2020 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
    Added Mar 2020 • 71 Fuel-ups

    Property of Lerew

  • 20.7 Avg MPG
  • 2020 AT4 Sierra 1500

    2020 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
    Added Mar 2020 • 36 Fuel-ups

    Property of Miket54

  • 16.3 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 8 Speed
    Added Jan 2021 • 6 Fuel-ups

    Property of HDP_14

  • 16.4 Avg MPG
  • “Zoee” Sierra 1500

    2020 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
    Added Aug 2020 • 34 Fuel-ups

    Property of plettfam

  • 13.9 Avg MPG
  • My Sierra 1500

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

    Property of willsep3241

  • 27.4 Avg MPG
  • Denali

    2020 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
    Added Mar 2020 • 51 Fuel-ups

    Property of hhernandez828

  • 26.2 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
    Added Jun 2020 • 45 Fuel-ups

    Property of mrm1776

  • 17.6 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
    Added Dec 2020 • 3 Fuel-ups

    Property of bradyt

  • 11.7 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 10 Speed
    Added Nov 2020 • 4 Fuel-ups

    Property of omtz165

  • 16.3 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
    Added Oct 2020 • 6 Fuel-ups

    Property of Jalal_Jalal

  • 22.9 Avg MPG
  • My Sierra 1500

    2020 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
    Added Sep 2020 • 6 Fuel-ups

    Property of unluckycharm

  • 16.5 Avg MPG

Recent Activity

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