Based on data from 262 vehicles, 4,830 fuel-ups and 1,896,819 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.78 with a 0.17 MPG margin of error.

Any Engine Type 2.7L L4 GAS (9) 3.0L L6 DIESEL (199) 5.3L V8 GAS (29) 6.2L V8 GAS (25) Any Body Style Standard Cab Pickup (1) Extended Cab Pickup (1) Crew Cab Pickup (42) Any Submodel SLE (4) Pro (6) Denali Ultimate (18) AT4X (22) SLT (33) Denali (45) Elevation (53) AT4 (81)

Below you can see a distribution of the fuel-ups with 31 outliers (0.64%) removed.

Following shows the average MPG of each of the 262 vehicles in the system.

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• Sierra

  2024 GMC Sierra 1500 SLE 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2024 • 12 Fuel-ups

  Property of lukeryan

• 25.1 Avg MPG

• Hoyt’s 2024 GMC 1500 Denali

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 49 Fuel-ups

  Property of Texasoffshore

• 23.1 Avg MPG

• 2024 GMC Denali

  2024 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2023 • 27 Fuel-ups

  Property of knapp5

• 17.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2023 • 24 Fuel-ups

  Property of wocampb

• 22.4 Avg MPG

• 2024 AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added May 2024 • 28 Fuel-ups

  Property of RandomUser8726

• 24.7 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 9 Fuel-ups

  Property of cardosi24

• 20.1 Avg MPG

• Executive Adventure Hauler

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Apr 2024 • 47 Fuel-ups

  Property of n1ghtsh1ft

• 26.3 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 39 Fuel-ups

  Property of revmik

• 23.1 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 32 Fuel-ups

  Property of Streffer

• 17.7 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 15 Fuel-ups

  Property of InAdventure

• 23.6 Avg MPG

• Sierra 1500

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 27 Fuel-ups

  Property of Johudge

• 23.1 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
  Added Nov 2024 • 17 Fuel-ups

  Property of fox_mini

• 23.5 Avg MPG

• GMC Sierra 1500 3.0L Diesel

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2023 • 90 Fuel-ups

  Property of massey3090

• 23.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Nov 2023 • 17 Fuel-ups

  Property of kizzer70

• 25.9 Avg MPG

• My Truck

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added May 2024 • 18 Fuel-ups

  Property of Elmoeod

• 20.6 Avg MPG

• Volcanic Elevation

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2024 • 7 Fuel-ups

  Property of stub1258

• 26.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 24 Fuel-ups

  Property of sundog282

• 22.8 Avg MPG

• Sierra

  2024 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Sep 2024 • 9 Fuel-ups

  Property of AirMech74

• 16.2 Avg MPG

• Alpha AT4 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2023 • 47 Fuel-ups

  Property of Hup55

• 23.4 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2024 • 3 Fuel-ups

  Property of jflamang

• 15.9 Avg MPG

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