Based on data from 128 vehicles, 11,500 fuel-ups and 3,253,935 miles of driving, the 2019 GMC Sierra 1500 gets a combined Avg MPG of 16.29 with a 0.05 MPG margin of error.

Any Engine Type 2.7L L4 GAS (1) 3.0L L6 DIESEL (2) 5.3L V8 GAS (71) 6.2L V8 GAS (52) V8 GAS (1) Any Body Style Extended Cab Pickup (7) Crew Cab Pickup (31) Any Submodel SLE (9) Elevation (17) Denali (27) AT4 (35) SLT (40)

Below you can see a distribution of the fuel-ups with 441 outliers (3.69%) removed.

Following shows the average MPG of each of the 128 vehicles in the system.

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• My Sierra 1500

  2019 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
  Added Mar 2024 • 16 Fuel-ups

  Property of jonestv

• 16.5 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2022 • 78 Fuel-ups

  Property of diamondpl8

• 16.7 Avg MPG

• GMC AT4

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 8 Speed
  Added Sep 2019 • 402 Fuel-ups

  Property of plaztikrhino

• 13.3 Avg MPG

• 2019 Sierra

  2019 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 10 Speed
  Added May 2019 • 201 Fuel-ups

  Property of FriskyLingo

• 16.4 Avg MPG

• 19 GMC Denali

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Oct 2019 • 109 Fuel-ups

  Property of RLDavidson

• 17.0 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2019 • 401 Fuel-ups

  Property of jmcauley

• 17.6 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 10 Speed
  Added Jun 2023 • 22 Fuel-ups

  Property of loeljan

• 15.2 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2019 • 343 Fuel-ups

  Property of jp3044

• 16.8 Avg MPG

• Morpheus

  2019 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jan 2020 • 329 Fuel-ups

  Property of Woobeys504

• 21.3 Avg MPG

• Sierra

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2023 • 272 Fuel-ups

  Property of Send

• 17.2 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 8 Speed
  Added Feb 2020 • 56 Fuel-ups

  Property of DevilDogNinja

• 17.0 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 10 Speed
  Added Apr 2022 • 94 Fuel-ups

  Property of Bfigs

• 15.2 Avg MPG

• My Sierra AT4

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added May 2019 • 219 Fuel-ups

  Property of abcolorado

• 17.4 Avg MPG

• '19 Sierra

  2019 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed Extended Cab Pickup
  Added Jul 2023 • 106 Fuel-ups

  Property of thewhitemads

• 23.0 Avg MPG

• My Sierra 1500 AT4

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 8 Speed
  Added May 2019 • 233 Fuel-ups

  Property of DarthColin

• 16.2 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Oct 2022 • 42 Fuel-ups

  Property of sassriverrat

• 17.7 Avg MPG

• GMC

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2022 • 119 Fuel-ups

  Property of gmc1296

• 15.6 Avg MPG

• Red Sierra 1500

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Oct 2019 • 181 Fuel-ups

  Property of nkexplrr

• 19.2 Avg MPG

• Sierra Denali 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Dec 2019 • 218 Fuel-ups

  Property of kkib2

• 17.8 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Oct 2019 • 167 Fuel-ups

  Property of wAAs

• 18.0 Avg MPG

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