Based on data from 96 vehicles, 1,066 fuel-ups and 413,276 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.79 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 (2.02%) 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 Denali Ultimate 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 4 Fuel-ups

  Property of Jincale

• 27.6 Avg MPG

• GMC Sierra 1500 3.0L Diesel

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2023 • 30 Fuel-ups

  Property of massey3090

• 23.1 Avg MPG

• Alpha AT4 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2023 • 20 Fuel-ups

  Property of Hup55

• 22.7 Avg MPG

• ‘24 Denali Ultimate

  2024 GMC Sierra 1500 Denali Ultimate 6.2L V8 GAS Automatic 10 Speed
  Added Nov 2023 • 22 Fuel-ups

  Property of drw4747

• 17.8 Avg MPG

• Sierra SLT

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 22 Fuel-ups

  Property of duswin

• 18.4 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 11 Fuel-ups

  Property of robbiepc30

• 29.3 Avg MPG

• 1 Sierra 1500

  2024 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 8 Speed
  Added Feb 2024 • 12 Fuel-ups

  Property of valmario

• 20.7 Avg MPG

• Big White

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Oct 2023 • 75 Fuel-ups

  Property of st333

• 15.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 5 Fuel-ups

  Property of scfountain

• 23.6 Avg MPG

• The Beast

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Apr 2024 • 11 Fuel-ups

  Property of hydguy

• 18.5 Avg MPG

• Captain Rex

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Oct 2023 • 29 Fuel-ups

  Property of boar350

• 23.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 14 Fuel-ups

  Property of at4x

• 23.7 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed
  Added Mar 2024 • 15 Fuel-ups

  Property of john1cleve

• 18.6 Avg MPG

• IceBear (GMC)

  2024 GMC Sierra 1500 Denali Ultimate 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Nov 2023 • 31 Fuel-ups

  Property of MrLouers

• 26.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed
  Added Mar 2024 • 12 Fuel-ups

  Property of bigwill400

• 19.2 Avg MPG

• 24 Sierra

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL
  Added Mar 2024 • 3 Fuel-ups

  Property of Dura-Brad

• 26.7 Avg MPG

• GMC

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Oct 2023 • 31 Fuel-ups

  Property of Trones

• 24.9 Avg MPG

• Sierra

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Mar 2024 • 6 Fuel-ups

  Property of mythos2005

• 17.3 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 4 Fuel-ups

  Property of jrayb

• 28.8 Avg MPG

• My Sierra 1500

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

  Property of jermiller

• 23.2 Avg MPG

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