Based on data from 96 vehicles, 1,063 fuel-ups and 411,878 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.78 with a 0.36 MPG margin of error.

Any Engine Type 2.7L L4 GAS (1) 3.0L L6 DIESEL (77) 5.3L V8 GAS (10) 6.2L V8 GAS (8) Any Body Style Crew Cab Pickup (21) Any Submodel AT4X (5) Denali Ultimate (8) SLT (13) Denali (16) Elevation (17) AT4 (37)

Below you can see a distribution of the fuel-ups with 22 outliers (2.03%) removed.

Following shows the average MPG of each of the 96 vehicles in the system.

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• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 17 Fuel-ups

  Property of lhsmith

• 19.2 Avg MPG

• My Sierra AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 6 Fuel-ups

  Property of Dmaxfarmer

• 24.0 Avg MPG

• GMC Sierra 1500

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jan 2024 • 6 Fuel-ups

  Property of kkalaska

• 30.7 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 5 Fuel-ups

  Property of 36trap

• 24.3 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 7 Fuel-ups

  Property of jdavis3791

• 24.6 Avg MPG

• Juan Carlos

  2024 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed
  Added Dec 2023 • 37 Fuel-ups

  Property of prmks1234

• 15.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 12 Fuel-ups

  Property of Cwfike

• 25.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
  Added Nov 2023 • 18 Fuel-ups

  Property of kellenjean

• 24.4 Avg MPG

• 24 Denali 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 14 Fuel-ups

  Property of rdurbin

• 24.3 Avg MPG

• 2024 GMC Denali

  2024 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2023 • 15 Fuel-ups

  Property of knapp5

• 15.7 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2023 • 5 Fuel-ups

  Property of DaveMSEE

• 21.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 6 Fuel-ups

  Property of AT4CX9

• 26.1 Avg MPG

• Sierra 1500 Denali

  2024 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 10 Speed
  Added Mar 2024 • 8 Fuel-ups

  Property of blancas

• 16.0 Avg MPG

• Sexy Red Truck

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 7 Fuel-ups

  Property of stmd

• 23.8 Avg MPG

• AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Feb 2024 • 6 Fuel-ups

  Property of DP68

• 26.0 Avg MPG

• TRUCK

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 9 Fuel-ups

  Property of l2yan

• 20.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 5 Fuel-ups

  Property of whitewhite

• 20.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 16 Fuel-ups

  Property of mrigot

• 22.9 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 3 Fuel-ups

  Property of jake2023

• 45.8 Avg MPG

• Hoyt’s 2024 GMC 1500 Denali

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 13 Fuel-ups

  Property of Texasoffshore

• 23.8 Avg MPG

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