Based on data from 128 vehicles, 11,544 fuel-ups and 3,266,533 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 442 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 • 19 Fuel-ups

  Property of jonestv

• 16.2 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
  Added Jun 2019 • 289 Fuel-ups

  Property of CraigR1901

• 18.0 Avg MPG

• Sierra

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2023 • 274 Fuel-ups

  Property of Send

• 17.2 Avg MPG

• Morpheus

  2019 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jan 2020 • 332 Fuel-ups

  Property of Woobeys504

• 21.3 Avg MPG

• Star Trek 2

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Nov 2019 • 155 Fuel-ups

  Property of Quasiman

• 14.9 Avg MPG

• The Truck

  2019 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jun 2020 • 134 Fuel-ups

  Property of RamRod78

• 17.0 Avg MPG

• Sierra

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added May 2019 • 180 Fuel-ups

  Property of keibrohogfan

• 15.5 Avg MPG

• GMC AT4

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 8 Speed
  Added Sep 2019 • 403 Fuel-ups

  Property of plaztikrhino

• 13.3 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 10 Speed
  Added Apr 2022 • 96 Fuel-ups

  Property of Bfigs

• 7.5 Avg MPG

• My Sierra 1500

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

  Property of jmcauley

• 17.6 Avg MPG

• 2019 GMC Sierra

  2019 GMC Sierra 1500 AT4 5.3L V8 GAS Automatic 8 Speed
  Added May 2019 • 229 Fuel-ups

  Property of biddyman

• 16.4 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added May 2021 • 124 Fuel-ups

  Property of cfehring

• 16.6 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 8 Speed
  Added Aug 2019 • 141 Fuel-ups

  Property of bdwest

• 15.0 Avg MPG

• GMC

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2022 • 122 Fuel-ups

  Property of gmc1296

• 15.6 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2022 • 80 Fuel-ups

  Property of diamondpl8

• 16.7 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2019 • 223 Fuel-ups

  Property of jmurf75

• 15.0 Avg MPG

• My Sierra 1500

  2019 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 8 Speed
  Added Jul 2020 • 70 Fuel-ups

  Property of duanesapp

• 13.5 Avg MPG

• 2019 GMC Sierra

  2019 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 10 Speed
  Added Nov 2020 • 153 Fuel-ups

  Property of tjw9773

• 15.3 Avg MPG

• My Sierra AT4

  2019 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added May 2019 • 220 Fuel-ups

  Property of abcolorado

• 17.4 Avg MPG

• Frosty

  2019 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Apr 2019 • 121 Fuel-ups

  Property of 13dking

• 16.3 Avg MPG

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