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2015 GMC Sierra 1500 MPG

Based on data from 132 vehicles, 6,797 fuel-ups and 2,073,989 miles of driving, the 2015 GMC Sierra 1500 gets a combined Avg MPG of 16.34 with a 0.07 MPG margin of error.

Below you can see a distribution of the fuel-ups with 706 outliers (9.41%) removed.

Following shows the average MPG of each of the 132 vehicles in the system.

  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added May 2017 • 22 Fuel-ups

    Property of brennans

  • 17.5 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Sep 2017 • 15 Fuel-ups

    Property of tystebbins

  • 15.0 Avg MPG
  • GMC Sierra 1500

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Aug 2017 • 15 Fuel-ups

    Property of eddykc03

  • 16.7 Avg MPG
  • GMC Sierra

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
    Added Aug 2016 • 117 Fuel-ups

    Property of Roadwarrior32

  • 16.6 Avg MPG
  • My Sierra 1500

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

    Property of woodyoc

  • 15.7 Avg MPG
  • Silver Surfer

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Extended Cab Pickup
    Added Apr 2016 • 76 Fuel-ups

    Property of humenfly

  • 18.3 Avg MPG
  • 2015 GMC 1500 SLE

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Aug 2016 • 772 Fuel-ups

    Property of kpwaterdoc

  • 13.3 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLE 4.3L V6 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Jul 2017 • 13 Fuel-ups

    Property of Big_Bad_Wolfe

  • 15.8 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed
    Added Jan 2016 • 60 Fuel-ups

    Property of Bitten70

  • 14.9 Avg MPG
  • 15 Sierra Z-71

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Jul 2016 • 69 Fuel-ups

    Property of ajgeiman

  • 16.9 Avg MPG
  • GMC

    2015 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
    Added Jun 2017 • 112 Fuel-ups

    Property of dfrazier

  • 17.3 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Jan 2016 • 78 Fuel-ups

    Property of deckep

  • 17.3 Avg MPG
  • 2015 Sierra 1500

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
    Added Apr 2015 • 112 Fuel-ups

    Property of browley

  • 16.8 Avg MPG
  • 2015 Sierra

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Apr 2016 • 118 Fuel-ups

    Property of civicsiracer06

  • 14.0 Avg MPG
  • Gmc

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 86 Fuel-ups

    Property of StanIROCZ

  • 16.3 Avg MPG
  • Big Black

    2015 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
    Added Mar 2015 • 86 Fuel-ups

    Property of uscoastie1

  • 16.2 Avg MPG
  • Sierra

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Oct 2017 • 50 Fuel-ups

    Property of shauntritz

  • 10.7 Avg MPG
  • GMC Sierra

    2015 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
    Added Sep 2016 • 53 Fuel-ups

    Property of texasdoc

  • 17.9 Avg MPG
  • '15 GMC

    2015 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Oct 2017 • 8 Fuel-ups

    Property of 2kwik4u

  • 15.8 Avg MPG
  • My GMC Sierra

    2015 GMC Sierra 1500 4.3L V6 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Jun 2016 • 153 Fuel-ups

    Property of TheStepChild

  • 22.4 Avg MPG

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from other GMC Sierra 1500 vehicles (View All)

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