Based on data from 170 vehicles, 16,447 fuel-ups and 4,865,647 miles of driving, the 2017 GMC Sierra 1500 gets a combined Avg MPG of 16.38 with a 0.05 MPG margin of error.

Any Engine Type 4.3L V6 FLEX (2) 5.3L V8 ELECTRIC/GAS (2) 5.3L V8 FLEX (35) 5.3L V8 GAS (78) 6.2L V8 GAS (47) V8 GAS (2) Any Body Style Standard Cab Pickup (3) Extended Cab Pickup (16) Crew Cab Pickup (40) Cab & Chassis - Extended Cab (1) Any Submodel Base (11) Denali (29) SLE (36) SLT (92) Other (2)

Below you can see a distribution of the fuel-ups with 700 outliers (4.08%) removed.

Following shows the average MPG of each of the 170 vehicles in the system.

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• StromTrooper

  2017 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jun 2018 • 127 Fuel-ups

  Property of bb246795

• 17.2 Avg MPG

• GMC Sierra 1500

  2017 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Apr 2017 • 154 Fuel-ups

  Property of Drezdun

• 12.2 Avg MPG

• Truck

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS
  Added Oct 2020 • 182 Fuel-ups

  Property of sully186

• 15.2 Avg MPG

• GMC Sierra

  2017 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Oct 2020 • 89 Fuel-ups

  Property of jake2687

• 16.5 Avg MPG

• Denali

  2017 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added May 2020 • 54 Fuel-ups

  Property of Superdawg

• 13.7 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
  Added Dec 2019 • 183 Fuel-ups

  Property of firecatf7

• 14.4 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Oct 2019 • 172 Fuel-ups

  Property of dalestjohn

• 15.3 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
  Added Jun 2021 • 119 Fuel-ups

  Property of dmcghee24

• 14.4 Avg MPG

• 2017 GMC Sierra

  2017 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
  Added Oct 2017 • 167 Fuel-ups

  Property of wlezel

• 14.7 Avg MPG

• Sierra Denali

  2017 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed
  Added Dec 2017 • 178 Fuel-ups

  Property of tkanzenbac

• 15.2 Avg MPG

• Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
  Added Sep 2020 • 186 Fuel-ups

  Property of SilentJ2k9

• 14.6 Avg MPG

• GMC Sierra 1500

  2017 GMC Sierra 1500 5.3L V8 FLEX Automatic 6 Speed Standard Cab Pickup
  Added Sep 2018 • 165 Fuel-ups

  Property of BlackBart53

• 19.4 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed
  Added Jul 2020 • 232 Fuel-ups

  Property of quentin99

• 16.4 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 Denali 5.3L V8 FLEX Automatic 8 Speed
  Added Jun 2021 • 58 Fuel-ups

  Property of redomega

• 15.4 Avg MPG

• Sierra

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Dec 2016 • 75 Fuel-ups

  Property of ekoeberl

• 17.9 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
  Added Nov 2022 • 72 Fuel-ups

  Property of LAmont

• 16.0 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 6 Speed
  Added Feb 2018 • 258 Fuel-ups

  Property of Btoomay

• 17.0 Avg MPG

• 2017 Sierra

  2017 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Dec 2019 • 194 Fuel-ups

  Property of jerrygrosz

• 15.4 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Dec 2022 • 40 Fuel-ups

  Property of Ehuff

• 10.8 Avg MPG

• GMC Sierra

  2017 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added May 2017 • 190 Fuel-ups

  Property of jrz8

• 19.1 Avg MPG

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