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2023 GMC Sierra MPG

Based on data from 5 vehicles, 261 fuel-ups and 112,322 miles of driving, the 2023 GMC Sierra gets a combined Avg MPG of 22.54 with a 0.52 MPG margin of error.

Below you can see a distribution of the fuel-ups with 6 outliers (2.25%) removed.

Following shows the average MPG of each of the 5 vehicles in the system.

2023 GMC Sierras For Sale Nearby

  • My AT4

    2023 GMC Sierra 1500 AT4 L3 DIESEL Automatic 10 Speed Crew Cab Pickup
    Added Mar 2023 • 75 Fuel-ups

    Property of Robbo2014

  • 26.0 Avg MPG
  • My Sierra

    2023 GMC Sierra 1500 AT4
    Added May 2023 • 37 Fuel-ups

    Property of duece31

  • 19.3 Avg MPG
  • 2023 GMC Sierra 1500 AT4

    2023 GMC Sierra 1500 AT4
    Added May 2023 • 75 Fuel-ups

    Property of 920AT4

  • 21.4 Avg MPG
  • Sierra 1500 Duramax

    2023 GMC Sierra 1500 SLT
    Added May 2023 • 53 Fuel-ups

    Property of Jorica

  • 24.5 Avg MPG
  • White Drip

    2023 GMC Sierra 1500 AT4
    Added Jul 2023 • 37 Fuel-ups

    Property of hawk37

  • 19.8 Avg MPG

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