Based on data from 133 vehicles, 13,126 fuel-ups and 3,712,203 miles of driving, the 2019 GMC Sierra 1500 gets a combined Avg MPG of 16.30 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 (74) 6.2L V8 GAS (53) V8 GAS (1) Any Body Style Extended Cab Pickup (7) Crew Cab Pickup (32) Any Submodel SLE (11) Elevation (18) Denali (27) AT4 (37) SLT (40)

Below you can see a distribution of the fuel-ups with 525 outliers (3.85%) removed.

Following shows the average MPG of each of the 133 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 • 179 Fuel-ups

  Property of Bandemar

• 18.6 Avg MPG

• Frosty

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Apr 2019 • 142 Fuel-ups

  Property of 13dking

• 16.6 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
  Added Mar 2024 • 100 Fuel-ups

  Property of jonestv

• 13.9 Avg MPG

• Sierra Denali 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Dec 2019 • 274 Fuel-ups

  Property of kkib2

• 17.8 Avg MPG

• Blue

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Jul 2019 • 191 Fuel-ups

  Property of anle2000

• 17.6 Avg MPG

• 2019 GMC Sierra

  2019 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 10 Speed
  Added Nov 2020 • 175 Fuel-ups

  Property of tjw9773

• 15.1 Avg MPG

• 19 GMC Denali

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Oct 2019 • 138 Fuel-ups

  Property of RLDavidson

• 16.9 Avg MPG

• Sierra

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2023 • 365 Fuel-ups

  Property of Send

• 17.3 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2019 • 470 Fuel-ups

  Property of jmcauley

• 17.7 Avg MPG

• GMC Sierra 1500

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Aug 2022 • 83 Fuel-ups

  Property of cmm574

• 17.1 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2019 • 403 Fuel-ups

  Property of jp3044

• 16.9 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
  Added Jun 2019 • 335 Fuel-ups

  Property of CraigR1901

• 18.0 Avg MPG

• 2019 Sierra

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

  Property of jbullard00

• 16.0 Avg MPG

• 2019 GMC Sierra

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 8 Speed
  Added May 2019 • 278 Fuel-ups

  Property of biddyman

• 16.5 Avg MPG

• 2019 Gmc Sierra

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic Crew Cab Pickup
  Added Aug 2019 • 212 Fuel-ups

  Property of Bq77

• 16.4 Avg MPG

• My Sierra AT4

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added May 2019 • 264 Fuel-ups

  Property of abcolorado

• 17.6 Avg MPG

• GMC AT4

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 8 Speed
  Added Sep 2019 • 467 Fuel-ups

  Property of plaztikrhino

• 13.2 Avg MPG

• GMC

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2022 • 200 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 Aug 2019 • 166 Fuel-ups

  Property of bdwest

• 14.5 Avg MPG

• GMC Sierra

  2019 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Oct 2020 • 150 Fuel-ups

  Property of bires16

• 18.2 Avg MPG

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