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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

  • GMC

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Feb 2015 • 144 Fuel-ups

    Property of Qbert

  • 17.3 Avg MPG
  • Sierra

    2015 GMC Sierra 1500 SLE 4.3L V6 FLEX Automatic 6 Speed
    Added Apr 2018 • 117 Fuel-ups

    Property of mitchellalger

  • 18.7 Avg MPG
  • 2015 GMC Sierra

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Oct 2017 • 162 Fuel-ups

    Property of dbball

  • 17.3 Avg MPG
  • GMC Sierra

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
    Added Dec 2016 • 57 Fuel-ups

    Property of Paul303

  • 17.6 Avg MPG
  • 2015 GMC Sierra

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
    Added Jul 2017 • 79 Fuel-ups

    Property of barfieldcr

  • 17.6 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed
    Added Jun 2017 • 3 Fuel-ups

    Property of troy1999

  • 16.4 Avg MPG
  • Phoenix Sierra 1500

    2015 GMC Sierra 1500 4.3L V6 FLEX Automatic 6 Speed
    Added Mar 2017 • 20 Fuel-ups

    Property of RKTfuel

  • 15.7 Avg MPG
  • Hank

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Aug 2015 • 53 Fuel-ups

    Property of sslowpoke

  • 18.8 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
    Added Jun 2017 • 17 Fuel-ups

    Property of rumsontrader

  • 10.5 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
    Added Nov 2016 • 27 Fuel-ups

    Property of edwardwjq

  • 18.2 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L GAS V8 Automatic 6 Crew Cab Pickup (4 Door)
    Added Jan 2015 • 44 Fuel-ups

    Property of mcnewskie

  • 15.4 Avg MPG
  • Sierra

    2015 GMC Sierra 1500 5.3L V8 GAS Automatic 6 Speed Extended Cab Pickup
    Added Oct 2015 • 44 Fuel-ups

    Property of JBE7

  • 18.4 Avg MPG
  • Sierra 2015

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Sep 2016 • 66 Fuel-ups

    Property of sanity

  • 14.4 Avg MPG
  • GMC Sierra Denali

    2015 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 5 Fuel-ups

    Property of iIsrael007

  • 15.2 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 6 Speed
    Added Apr 2017 • 8 Fuel-ups

    Property of Mazatlan

  • 15.9 Avg MPG
  • Sierra

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Oct 2016 • 15 Fuel-ups

    Property of Michaelhoover77

  • 18.7 Avg MPG
  • My Sierra 1500

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

    Property of cameronGMC

  • 14.1 Avg MPG
  • SilverBrick

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

    Property of SilverBrick

  • 17.2 Avg MPG
  • Sierra

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 23 Fuel-ups

    Property of Clemsonfan15

  • 16.2 Avg MPG
  • GMC Sierra

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

    Property of ehaus82

  • 13.2 Avg MPG

Recent Activity

from other GMC Sierra 1500 vehicles (View All)

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