Based on data from 169 vehicles, 16,964 fuel-ups and 5,015,090 miles of driving, the 2017 GMC Sierra 1500 gets a combined Avg MPG of 16.35 with a 0.04 MPG margin of error.

Any Engine Type 4.3L V6 FLEX (2) 5.3L V8 ELECTRIC/GAS (2) 5.3L V8 FLEX (34) 5.3L V8 GAS (78) 6.2L V8 GAS (47) V8 GAS (2) Any Body Style Standard Cab Pickup (3) Extended Cab Pickup (15) Crew Cab Pickup (40) Cab & Chassis - Extended Cab (1) Any Submodel Base (10) Denali (30) SLE (36) SLT (91) Other (2)

Below you can see a distribution of the fuel-ups with 699 outliers (3.96%) removed.

Following shows the average MPG of each of the 169 vehicles in the system.

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• Anthony's Truck

  2017 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Extended Cab Pickup
  Added Feb 2017 • 104 Fuel-ups

  Property of journeyfan91

• 15.9 Avg MPG

• 2017 Sierra 1500, 6.2L, 3.23

  2017 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
  Added Aug 2017 • 37 Fuel-ups

  Property of onecooljoe70

• 16.7 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Nov 2017 • 44 Fuel-ups

  Property of martinod80

• 17.1 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Dec 2016 • 59 Fuel-ups

  Property of yogi-bear

• 15.7 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
  Added May 2017 • 104 Fuel-ups

  Property of macintoshdaddy

• 15.2 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Dec 2017 • 13 Fuel-ups

  Property of svagesultin

• 15.0 Avg MPG

• Paul’s Sierra Denali 1500

  2017 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed
  Added May 2017 • 57 Fuel-ups

  Property of Pboerschlein

• 19.1 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Jul 2017 • 40 Fuel-ups

  Property of Wtanner

• 18.5 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 ELECTRIC/GAS Automatic 6 Speed
  Added Oct 2017 • 24 Fuel-ups

  Property of slate17

• 16.8 Avg MPG

• 2017 Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Feb 2017 • 67 Fuel-ups

  Property of Tigeraaron

• 15.2 Avg MPG

• GMC All Terrain

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Nov 2017 • 5 Fuel-ups

  Property of jlpiccoli

• 13.3 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Jan 2018 • 5 Fuel-ups

  Property of dideus

• 23.6 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 5.3L V8 FLEX Automatic 6 Speed
  Added Dec 2017 • 7 Fuel-ups

  Property of douglabe

• 15.9 Avg MPG

• Sierra 2017

  2017 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 8 Speed
  Added May 2017 • 17 Fuel-ups

  Property of sanity

• 15.5 Avg MPG

• Sierra 1500

  2017 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
  Added Aug 2017 • 14 Fuel-ups

  Property of jsm7925

• 15.6 Avg MPG

• Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Apr 2017 • 22 Fuel-ups

  Property of Kmatura

• 15.2 Avg MPG

• GMC Sierra 1500 2017

  2017 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Jul 2017 • 34 Fuel-ups

  Property of Kootenay_driver

• 18.0 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Nov 2017 • 3 Fuel-ups

  Property of tomcat1069

• 55.6 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
  Added Sep 2017 • 9 Fuel-ups

  Property of GMCNewfie

• 15.0 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Sep 2017 • 21 Fuel-ups

  Property of yarger2

• 14.4 Avg MPG

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