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2015 GMC Sierra 1500 MPG

Based on data from 220 vehicles, 24,343 fuel-ups and 7,041,332 miles of driving, the 2015 GMC Sierra 1500 gets a combined Avg MPG of 15.69 with a 0.04 MPG margin of error.

Below you can see a distribution of the fuel-ups with 743 outliers (2.96%) removed.

Following shows the average MPG of each of the 220 vehicles in the system.

2015 GMC Sierra 1500s For Sale Nearby

  • GMC Sierra Denali

    2015 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed
    Added Aug 2016 • 419 Fuel-ups

    Property of mnetland

  • 18.5 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Aug 2023 • 120 Fuel-ups

    Property of Nholley

  • 17.9 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Mar 2017 • 469 Fuel-ups

    Property of CurtK

  • 16.5 Avg MPG
  • Gmc

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 301 Fuel-ups

    Property of StanIROCZ

  • 16.4 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
    Added Mar 2021 • 99 Fuel-ups

    Property of kyleiowa

  • 16.0 Avg MPG
  • Sierra Z-71

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Sep 2016 • 342 Fuel-ups

    Property of acmurf1

  • 17.1 Avg MPG
  • My GMC 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Extended Cab Pickup
    Added Jun 2017 • 295 Fuel-ups

    Property of bjsgasdata

  • 16.1 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 6 Speed
    Added May 2018 • 88 Fuel-ups

    Property of arcasey1989

  • 13.8 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
    Added Mar 2023 • 73 Fuel-ups

    Property of Hetelle

  • 15.4 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLE 4.3L V6 FLEX Automatic 6 Speed
    Added Jul 2023 • 23 Fuel-ups

    Property of bowiesbesthick

  • 14.4 Avg MPG
  • 2015 GMC Sierra

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Jun 2024 • 5 Fuel-ups

    Property of KyleStu

  • 18.4 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLE 4.3L V6 FLEX Automatic 6 Speed
    Added Nov 2019 • 107 Fuel-ups

    Property of Musang

  • 15.0 Avg MPG
  • GMC Truck

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added May 2020 • 189 Fuel-ups

    Property of Chuck16785

  • 17.2 Avg MPG
  • Denali

    2015 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed
    Added Mar 2017 • 278 Fuel-ups

    Property of giro

  • 15.1 Avg MPG
  • Sierra All Terrain

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
    Added Jul 2015 • 253 Fuel-ups

    Property of Gilles

  • 17.1 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 5.3L V8 FLEX Automatic 6 Speed
    Added Jul 2020 • 42 Fuel-ups

    Property of jc5570

  • 15.3 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Oct 2024 • 6 Fuel-ups

    Property of jlangham

  • 15.5 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Feb 2018 • 150 Fuel-ups

    Property of Hash59

  • 17.3 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
    Added Oct 2020 • 58 Fuel-ups

    Property of Selway

  • 16.7 Avg MPG
  • GMC Sierra 1500

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Aug 2017 • 256 Fuel-ups

    Property of eddykc03

  • 15.4 Avg MPG

Recent Activity

from other GMC Sierra 1500 vehicles (View All)

Tips

Save electricity - Save fuel

Winter puts alot of strain on the electrical systems Some v... ...

by Ziggy122

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