Based on data from 122 vehicles, 9,739 fuel-ups and 2,748,014 miles of driving, the 2019 GMC Sierra 1500 gets a combined Avg MPG of 16.25 with a 0.06 MPG margin of error.

Any Engine Type 2.7L L4 GAS (1) 3.0L L6 DIESEL (2) 5.3L V8 GAS (65) 6.2L V8 GAS (52) V8 GAS (1) Any Body Style Extended Cab Pickup (6) Crew Cab Pickup (31) Any Submodel SLE (9) Elevation (13) Denali (27) AT4 (36) SLT (37)

Below you can see a distribution of the fuel-ups with 350 outliers (3.47%) removed.

Following shows the average MPG of each of the 122 vehicles in the system.

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• RWRTAH TRUCK

  2019 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
  Added Jun 2020 • 139 Fuel-ups

  Property of RWRTAH

• 15.8 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 10 Speed
  Added Jan 2019 • 241 Fuel-ups

  Property of BMCchief

• 17.7 Avg MPG

• Morpheus

  2019 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jan 2020 • 239 Fuel-ups

  Property of Woobeys504

• 21.6 Avg MPG

• GMC Sierra 1500

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Aug 2022 • 35 Fuel-ups

  Property of cmm574

• 16.2 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2019 • 255 Fuel-ups

  Property of jp3044

• 16.7 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Jun 2019 • 187 Fuel-ups

  Property of tystark801

• 15.4 Avg MPG

• 2019 Sierra

  2019 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 10 Speed
  Added May 2019 • 170 Fuel-ups

  Property of FriskyLingo

• 16.3 Avg MPG

• Red Sierra 1500

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Oct 2019 • 143 Fuel-ups

  Property of nkexplrr

• 19.1 Avg MPG

• GMC

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2022 • 47 Fuel-ups

  Property of gmc1296

• 15.4 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2022 • 33 Fuel-ups

  Property of diamondpl8

• 16.0 Avg MPG

• Sierra

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Aug 2019 • 63 Fuel-ups

  Property of Geeorgiaboy06

• 17.2 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Jul 2020 • 52 Fuel-ups

  Property of duanesapp

• 13.4 Avg MPG

• 2019 GMC Sierra

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 8 Speed
  Added May 2019 • 179 Fuel-ups

  Property of biddyman

• 16.4 Avg MPG

• 19 GMC AT4

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Sep 2022 • 16 Fuel-ups

  Property of bseal84

• 17.3 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added May 2021 • 95 Fuel-ups

  Property of cfehring

• 16.4 Avg MPG

• GMC Sierra AT4

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Jan 2023 • 18 Fuel-ups

  Property of scotthamilton

• 14.4 Avg MPG

• Sierra

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added May 2019 • 154 Fuel-ups

  Property of keibrohogfan

• 15.2 Avg MPG

• Star Trek 2

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Nov 2019 • 128 Fuel-ups

  Property of Quasiman

• 14.9 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2019 • 119 Fuel-ups

  Property of jrbyrne84

• 15.8 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 10 Speed
  Added Apr 2022 • 50 Fuel-ups

  Property of Bfigs

• 12.5 Avg MPG

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