2015 GMC Sierra 1500 MPG

Based on data from 119 vehicles, 5,915 fuel-ups and 1,775,437 miles of driving, the 2015 GMC Sierra 1500 gets a combined Avg MPG of 16.00 with a 0.09 MPG margin of error.

Below you can see a distribution of the fuel-ups with 288 outliers (4.64%) removed.

Following shows the average MPG of each of the 119 vehicles in the system.

2015 GMC Sierra 1500s For Sale Nearby

  • Big Black

    2015 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
    Added Mar 2015 • 52 Fuel-ups

    Property of uscoastie1

  • 16.0 Avg MPG
  • Corys 2015 Seirra

    2015 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
    Added Sep 2016 • 73 Fuel-ups

    Property of MrFastcars

  • 13.9 Avg MPG
  • Sierra 1500

    2015 GMC Sierra 1500 SLE 4.3L V6 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Oct 2015 • 89 Fuel-ups

    Property of starnix59

  • 18.8 Avg MPG
  • GMC Sierra

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added May 2015 • 151 Fuel-ups

    Property of Arctic388

  • 16.3 Avg MPG
  • 2015 GMC 1500 SLE

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Aug 2016 • 720 Fuel-ups

    Property of kpwaterdoc

  • 12.7 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Aug 2016 • 49 Fuel-ups

    Property of DudeBro

  • 17.5 Avg MPG
  • GMC Sierra 1500 SLT

    2015 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
    Added Feb 2017 • 31 Fuel-ups

    Property of TheLazyC

  • 14.8 Avg MPG
  • GMC

    2015 GMC Sierra 1500 SLE 5.3L FLEX V8 Automatic 6
    Added Feb 2015 • 135 Fuel-ups

    Property of Qbert

  • 17.3 Avg MPG
  • GMC Sierra

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
    Added Aug 2016 • 101 Fuel-ups

    Property of Roadwarrior32

  • 16.7 Avg MPG
  • 2015 GMC

    2015 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
    Added Sep 2016 • 81 Fuel-ups

    Property of bluez06

  • 16.0 Avg MPG
  • 2015 GMC Sierra Crew Cab

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
    Added Oct 2016 • 56 Fuel-ups

    Property of dbowman711

  • 15.6 Avg MPG
  • GMC Sierra

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Feb 2015 • 133 Fuel-ups

    Property of glangham

  • 17.6 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 6 Speed
    Added May 2017 • 5 Fuel-ups

    Property of JackMrla

  • 16.2 Avg MPG
  • Truck

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Sep 2016 • 64 Fuel-ups

    Property of drmiket

  • 15.7 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 4.3L V6 FLEX Automatic 6 Speed
    Added Nov 2016 • 94 Fuel-ups

    Property of rahman20k

  • 19.0 Avg MPG
  • Sierra Z-71

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Sep 2016 • 141 Fuel-ups

    Property of acmurf1

  • 17.8 Avg MPG
  • Gmc

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 70 Fuel-ups

    Property of StanIROCZ

  • 16.4 Avg MPG
  • 2015 Sierra 1500

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
    Added Apr 2015 • 98 Fuel-ups

    Property of browley

  • 16.8 Avg MPG
  • Sierra

    2015 GMC Sierra 1500 SLE 4.3L V6 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Apr 2016 • 58 Fuel-ups

    Property of hollywood703

  • 15.4 Avg MPG
  • GMC

    2015 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
    Added Jun 2017 • 101 Fuel-ups

    Property of dfrazier

  • 17.4 Avg MPG

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