Based on data from 131 vehicles, 12,472 fuel-ups and 3,531,014 miles of driving, the 2019 GMC Sierra 1500 gets a combined Avg MPG of 16.31 with a 0.05 MPG margin of error.

Any Engine Type 2.7L L4 GAS (2) 3.0L L6 DIESEL (2) 5.3L V8 GAS (73) 6.2L V8 GAS (52) V8 GAS (1) Any Body Style Extended Cab Pickup (7) Crew Cab Pickup (32) Any Submodel SLE (11) Elevation (17) Denali (27) AT4 (36) SLT (40)

Below you can see a distribution of the fuel-ups with 505 outliers (3.89%) removed.

Following shows the average MPG of each of the 131 vehicles in the system.

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• 19 Sierra 1500 SLT

  2019 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 10 Speed
  Added Nov 2019 • 157 Fuel-ups

  Property of Bandemar

• 18.8 Avg MPG

• Sierra

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2023 • 326 Fuel-ups

  Property of Send

• 17.3 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLE 2.7L L4 GAS Automatic 10 Speed
  Added Oct 2024 • 6 Fuel-ups

  Property of MrPetruccelli82

• 12.5 Avg MPG

• Red Sierra 1500

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Oct 2019 • 202 Fuel-ups

  Property of nkexplrr

• 19.2 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2019 • 443 Fuel-ups

  Property of jmcauley

• 17.7 Avg MPG

• The Truck

  2019 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jun 2020 • 152 Fuel-ups

  Property of RamRod78

• 17.6 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
  Added Mar 2024 • 63 Fuel-ups

  Property of jonestv

• 14.6 Avg MPG

• My Sierra 1500

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

  Property of wAAs

• 18.0 Avg MPG

• My Sierra AT4

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added May 2019 • 248 Fuel-ups

  Property of abcolorado

• 17.6 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Jan 2024 • 27 Fuel-ups

  Property of nschlim

• 15.3 Avg MPG

• GMC

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2022 • 164 Fuel-ups

  Property of gmc1296

• 15.8 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 8 Speed
  Added Feb 2020 • 61 Fuel-ups

  Property of DevilDogNinja

• 16.9 Avg MPG

• My Sierra 1500 AT4

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 8 Speed
  Added May 2019 • 249 Fuel-ups

  Property of DarthColin

• 16.6 Avg MPG

• Sierra Denali 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Dec 2019 • 243 Fuel-ups

  Property of kkib2

• 17.8 Avg MPG

• GMC AT4

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 8 Speed
  Added Sep 2019 • 446 Fuel-ups

  Property of plaztikrhino

• 13.3 Avg MPG

• 2019 Gmc Sierra

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic Crew Cab Pickup
  Added Aug 2019 • 198 Fuel-ups

  Property of Bq77

• 16.4 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2019 • 376 Fuel-ups

  Property of jp3044

• 16.9 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 10 Speed
  Added Apr 2022 • 120 Fuel-ups

  Property of Bfigs

• 8.6 Avg MPG

• Sierra

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added May 2019 • 194 Fuel-ups

  Property of keibrohogfan

• 15.6 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Oct 2019 • 154 Fuel-ups

  Property of mbriscoe

• 17.4 Avg MPG

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