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2015 GMC Sierra 1500 MPG

Based on data from 207 vehicles, 20,356 fuel-ups and 5,962,048 miles of driving, the 2015 GMC Sierra 1500 gets a combined Avg MPG of 15.78 with a 0.05 MPG margin of error.

Below you can see a distribution of the fuel-ups with 611 outliers (2.91%) removed.

Following shows the average MPG of each of the 207 vehicles in the system.

2015 GMC Sierra 1500s For Sale Nearby

  • 2015 SLT Crew

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Dec 2015 • 15 Fuel-ups

    Property of bgillette79

  • 16.6 Avg MPG
  • ryansgmc

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed Extended Cab Pickup
    Added Mar 2016 • 3 Fuel-ups

    Property of gmcryan

  • 15.9 Avg MPG
  • 2015 Sierra 1500 4X4

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Jan 2015 • 24 Fuel-ups

    Property of eastcoasthd

  • 16.5 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed
    Added Oct 2015 • 19 Fuel-ups

    Property of swethog

  • 15.2 Avg MPG
  • Otis

    2015 GMC Sierra 1500 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Jan 2016 • 5 Fuel-ups

    Property of True_North

  • 16.1 Avg MPG
  • DadsGMC

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Jan 2016 • 4 Fuel-ups

    Property of mechanicaladvantage

  • 17.5 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Jan 2016 • 3 Fuel-ups

    Property of jrfuelmiser

  • 16.0 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
    Added Dec 2015 • 10 Fuel-ups

    Property of 2015Sierra62

  • 17.0 Avg MPG
  • Sierra 6.2L

    2015 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
    Added Jun 2015 • 38 Fuel-ups

    Property of WyGuy

  • 18.3 Avg MPG
  • My Sierra

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed Extended Cab Pickup
    Added Apr 2015 • 8 Fuel-ups

    Property of Ubersteiny

  • 15.7 Avg MPG
  • 2015 Sierra Z71 6.2

    2015 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
    Added Nov 2015 • 39 Fuel-ups

    Property of KonaJack

  • 18.8 Avg MPG
  • GMC Sierra

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Oct 2019 • 18 Fuel-ups

    Property of Bandit33x

  • 16.2 Avg MPG
  • Diamond

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Nov 2015 • 5 Fuel-ups

    Property of dsbegay

  • 28.2 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
    Added Sep 2015 • 15 Fuel-ups

    Property of randywine

  • 18.8 Avg MPG
  • Grey

    2015 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Sep 2015 • 9 Fuel-ups

    Property of condrasek1514

  • 16.0 Avg MPG
  • All Terrain

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Oct 2015 • 7 Fuel-ups

    Property of Paradoxjr

  • 18.5 Avg MPG
  • 15sierra

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Crew Cab Pickup (4 Door)
    Added Jun 2015 • 14 Fuel-ups

    Property of tdidirtbag

  • 17.6 Avg MPG
  • 15Sierre

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
    Added Oct 2015 • 3 Fuel-ups

    Property of 05retro

  • 19.4 Avg MPG
  • Sierra

    2015 GMC Sierra 1500 SLT 6.2L GAS V8 Automatic 8 Crew Cab Pickup (4 Door)
    Added Mar 2015 • 23 Fuel-ups

    Property of brockalocka

  • 18.8 Avg MPG
  • Sierra SLE DC 4x4

    2015 GMC Sierra 1500 SLE 5.3L GAS V8 Automatic 6
    Added Feb 2015 • 28 Fuel-ups

    Property of ember1205

  • 16.7 Avg MPG

Recent Activity

from other GMC Sierra 1500 vehicles (View All)

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