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2023 GMC Sierra 1500 MPG

Based on data from 140 vehicles, 6,230 fuel-ups and 2,386,488 miles of driving, the 2023 GMC Sierra 1500 gets a combined Avg MPG of 21.11 with a 0.15 MPG margin of error.

Below you can see a distribution of the fuel-ups with 63 outliers (1.00%) removed.

Created with Highcharts 4.0.4Avg MPGNumber of Fuel-ups891011121314151617181920212223242526272829303132333435050100150200250300350400450500550

Following shows the average MPG of each of the 140 vehicles in the system.

Created with Highcharts 4.0.4Avg MPGNumber of Vehicles2131415161718192021222324252627282930024681012141618
  • My Sierra 1500

    2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
    Added Aug 2023 • 113 Fuel-ups

    Property of jritt74

  • 26.3 Avg MPG
  • Toothless

    2023 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
    Added Jul 2023 • 38 Fuel-ups

    Property of ChrisHager

  • 13.8 Avg MPG
  • My Sierra 1500

    2023 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
    Added Jun 2023 • 54 Fuel-ups

    Property of gmuick

  • 15.1 Avg MPG
  • Sierra 1500 Elevation Duramax

    2023 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
    Added Sep 2023 • 52 Fuel-ups

    Property of RenaissanceMan65

  • 24.2 Avg MPG
  • My Sierra 1500

    2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
    Added Oct 2023 • 68 Fuel-ups

    Property of Harvey8125

  • 24.1 Avg MPG
  • My Sierra 1500

    2023 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
    Added Sep 2023 • 47 Fuel-ups

    Property of Crookie

  • 26.3 Avg MPG
  • Jonathon’s GMC

    2023 GMC Sierra 1500 Elevation
    Added Jan 2023 • 113 Fuel-ups

    Property of luc_sko

  • 26.4 Avg MPG
  • My Sierra 1500

    2023 GMC Sierra 1500 Denali Ultimate 6.2L V8 GAS Automatic 10 Speed
    Added Jun 2023 • 213 Fuel-ups

    Property of tlrskunk

  • 16.5 Avg MPG
  • Walter

    2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
    Added Mar 2024 • 37 Fuel-ups

    Property of dynmite

  • 20.4 Avg MPG
  • My Sierra 1500

    2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
    Added Feb 2023 • 189 Fuel-ups

    Property of alm3287

  • 26.3 Avg MPG
  • My Sierra 1500

    2023 GMC Sierra 1500 Elevation
    Added Apr 2023 • 131 Fuel-ups

    Property of GussyP

  • 19.7 Avg MPG
  • My Sierra 1500

    2023 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed
    Added Jun 2023 • 202 Fuel-ups

    Property of artmax480

  • 19.6 Avg MPG
  • My Sierra 1500

    2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
    Added May 2023 • 107 Fuel-ups

    Property of Dkelley03

  • 22.4 Avg MPG
  • My Sierra 1500

    2023 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
    Added Jun 2023 • 55 Fuel-ups

    Property of mskalak

  • 24.0 Avg MPG
  • My Sierra 1500

    2023 GMC Sierra 1500 AT4
    Added Mar 2023 • 69 Fuel-ups

    Property of tdclapp88

  • 22.8 Avg MPG
  • Jimmy

    2023 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 8 Speed Crew Cab Pickup
    Added Sep 2023 • 54 Fuel-ups

    Property of Cadam96

  • 21.0 Avg MPG
  • My Sierra 1500

    2023 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
    Added Nov 2024 • 13 Fuel-ups

    Property of pancakecheenis

  • 16.4 Avg MPG
  • Ben's Sexy Beast

    2023 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
    Added Jan 2024 • 38 Fuel-ups

    Property of Beng7782

  • 25.6 Avg MPG
  • AT4

    2023 GMC Sierra 1500 AT4
    Added Mar 2023 • 52 Fuel-ups

    Property of jlkeiser70

  • 24.5 Avg MPG
  • My Sierra 1500

    2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
    Added Dec 2024 • 5 Fuel-ups

    Property of jlafollette07

  • 25.6 Avg MPG

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