Based on data from 158 vehicles, 11,904 fuel-ups and 3,587,597 miles of driving, the 2017 GMC Sierra 1500 gets a combined Avg MPG of 16.55 with a 0.05 MPG margin of error.

Any Engine Type 4.3L V6 FLEX (3) 5.3L V8 ELECTRIC/GAS (1) 5.3L V8 FLEX (31) 5.3L V8 GAS (74) 6.2L V8 GAS (45) V8 GAS (1) Any Body Style Standard Cab Pickup (3) Extended Cab Pickup (14) Crew Cab Pickup (41) Cab & Chassis - Extended Cab (1) Any Submodel Base (10) Denali (27) SLE (34) SLT (86) Other (1)

Below you can see a distribution of the fuel-ups with 401 outliers (3.26%) removed.

Following shows the average MPG of each of the 158 vehicles in the system.

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• Sierra Denali

  2017 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed
  Added Dec 2017 • 102 Fuel-ups

  Property of tkanzenbac

• 14.9 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
  Added Dec 2019 • 80 Fuel-ups

  Property of firecatf7

• 14.6 Avg MPG

• Garbage Hauler

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jan 2017 • 348 Fuel-ups

  Property of n1ghtsh1ft

• 17.8 Avg MPG

• Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
  Added Sep 2020 • 54 Fuel-ups

  Property of SilentJ2k9

• 14.2 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed
  Added Jul 2020 • 89 Fuel-ups

  Property of quentin99

• 17.3 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Sep 2020 • 38 Fuel-ups

  Property of fyou

• 15.9 Avg MPG

• GMC Sierra 1500

  2017 GMC Sierra 1500 5.3L V8 FLEX Automatic 6 Speed Standard Cab Pickup
  Added Sep 2018 • 63 Fuel-ups

  Property of BlackBart53

• 20.3 Avg MPG

• GMC Seirra

  2017 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 8 Speed
  Added Jan 2018 • 212 Fuel-ups

  Property of mick1525

• 16.9 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
  Added Dec 2017 • 193 Fuel-ups

  Property of perchlakers

• 18.7 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
  Added Feb 2017 • 298 Fuel-ups

  Property of BCMiller0283

• 16.3 Avg MPG

• GMC Sierra 1500

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Dec 2016 • 136 Fuel-ups

  Property of NotManBig

• 15.2 Avg MPG

• Denali

  2017 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Nov 2020 • 48 Fuel-ups

  Property of gti151

• 13.3 Avg MPG

• The Mighty Sierra

  2017 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Sep 2017 • 100 Fuel-ups

  Property of Chrome_Daddy0

• 15.1 Avg MPG

• GMC

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed
  Added Jan 2021 • 39 Fuel-ups

  Property of hanjna76

• 15.3 Avg MPG

• 2017 GMC Sierra

  2017 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Extended Cab Pickup
  Added Apr 2020 • 73 Fuel-ups

  Property of kellswo

• 17.1 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Oct 2020 • 19 Fuel-ups

  Property of jake2687

• 17.1 Avg MPG

• 2017 GMC

  2017 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Nov 2017 • 233 Fuel-ups

  Property of scotthh

• 16.9 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 6 Speed
  Added Sep 2020 • 31 Fuel-ups

  Property of Truck2017

• 11.5 Avg MPG

• My Sierra 1500

  2017 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
  Added Jun 2021 • 4 Fuel-ups

  Property of dmcghee24

• 14.4 Avg MPG

• 2017 GMC Sierra

  2017 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 8 Speed Crew Cab Pickup
  Added Mar 2020 • 43 Fuel-ups

  Property of Rdcarignan

• 18.2 Avg MPG

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