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2015 GMC Sierra 1500 MPG

Based on data from 207 vehicles, 21,104 fuel-ups and 6,160,139 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 635 outliers (2.92%) removed.

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

2015 GMC Sierra 1500s For Sale Nearby

  • Truck

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed Extended Cab Pickup
    Added Jan 2023 • 3 Fuel-ups

    Property of fernwoodnation

  • 13.4 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Aug 2018 • 292 Fuel-ups

    Property of dustin8201

  • 14.8 Avg MPG
  • GMC

    2015 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Jul 2021 • 350 Fuel-ups

    Property of jarrett85

  • 15.3 Avg MPG
  • Da Kon

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Sep 2021 • 68 Fuel-ups

    Property of Tclechner

  • 16.2 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
    Added Mar 2021 • 39 Fuel-ups

    Property of kyleiowa

  • 15.9 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
    Added Sep 2019 • 246 Fuel-ups

    Property of CaptAbrahamSmollett

  • 15.2 Avg MPG
  • Sierra

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Apr 2018 • 329 Fuel-ups

    Property of ssirik

  • 14.7 Avg MPG
  • Silver Surfer

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Extended Cab Pickup
    Added Apr 2016 • 335 Fuel-ups

    Property of humenfly

  • 17.7 Avg MPG
  • GMC Truck

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added May 2020 • 98 Fuel-ups

    Property of Chuck16785

  • 17.2 Avg MPG
  • Team Blue (Truck)

    2015 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed
    Added Jan 2022 • 119 Fuel-ups

    Property of TeamBlue

  • 16.1 Avg MPG
  • GMC Sierra Denali

    2015 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed
    Added Aug 2016 • 345 Fuel-ups

    Property of mnetland

  • 18.6 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 5.3L V8 FLEX Automatic 6 Speed
    Added Jul 2020 • 32 Fuel-ups

    Property of jc5570

  • 15.6 Avg MPG
  • 2015 GMC Sierra Crew Cab

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
    Added Oct 2016 • 272 Fuel-ups

    Property of dbowman711

  • 15.8 Avg MPG
  • BlueFishDogTooth III

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
    Added May 2019 • 118 Fuel-ups

    Property of dennisp2938

  • 12.5 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
    Added Jan 2018 • 313 Fuel-ups

    Property of Karels

  • 17.1 Avg MPG
  • GMC Sierra 1500

    2015 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Aug 2017 • 212 Fuel-ups

    Property of eddykc03

  • 15.5 Avg MPG
  • Truck

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Oct 2018 • 201 Fuel-ups

    Property of kbreyette

  • 15.2 Avg MPG
  • Sierra All Terrain

    2015 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
    Added Jul 2015 • 213 Fuel-ups

    Property of Gilles

  • 17.2 Avg MPG
  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
    Added Oct 2020 • 33 Fuel-ups

    Property of Selway

  • 16.8 Avg MPG
  • Sierra

    2015 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Nov 2018 • 508 Fuel-ups

    Property of CStreff

  • 18.1 Avg MPG

Recent Activity

from other GMC Sierra 1500 vehicles (View All)

Tips

Pay full attention, FOCUS! Avoid braking.

Watch 3 or 4 cars ahead of you, not the one right in front, ... ...

by tower0ne

Read more tips