Based on data from 308 vehicles, 7,675 fuel-ups and 2,935,332 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.20 with a 0.14 MPG margin of error.

Any Engine Type 2.7L L4 GAS (14) 3.0L L6 DIESEL (221) 5.3L V8 GAS (41) 6.2L V8 GAS (32) Any Body Style Extended Cab Pickup (1) Crew Cab Pickup (57) Any Submodel SLE (4) Pro (8) Denali Ultimate (21) AT4X (25) SLT (39) Denali (57) Elevation (63) AT4 (91)

Below you can see a distribution of the fuel-ups with 58 outliers (0.75%) removed.

Following shows the average MPG of each of the 308 vehicles in the system.

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• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2024 • 21 Fuel-ups

  Property of dnienhis

• 21.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Nov 2024 • 23 Fuel-ups

  Property of idahoboi

• 17.1 Avg MPG

• My Sierra 1500

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

  Property of cbudzyns

• 25.0 Avg MPG

• Patton

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added May 2024 • 19 Fuel-ups

  Property of ibmiked

• 26.9 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 67 Fuel-ups

  Property of revmik

• 22.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 36 Fuel-ups

  Property of AustinAg

• 23.3 Avg MPG

• George

  2024 GMC Sierra 1500 Denali Ultimate 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jan 2025 • 6 Fuel-ups

  Property of wkedfarmer

• 27.2 Avg MPG

• My Sierra 1500

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

  Property of BattleAx09

• 24.3 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 8 Speed
  Added Oct 2024 • 14 Fuel-ups

  Property of StretchyGecko

• 18.1 Avg MPG

• Executive Adventure Hauler

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Apr 2024 • 76 Fuel-ups

  Property of n1ghtsh1ft

• 25.8 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Sep 2024 • 30 Fuel-ups

  Property of s4nsc

• 23.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 77 Fuel-ups

  Property of jonathan4martin

• 21.9 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 36 Fuel-ups

  Property of anngocta

• 24.4 Avg MPG

• 2024 GMC Sierra 1500 AT4X

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2024 • 22 Fuel-ups

  Property of ormandj

• 20.0 Avg MPG

• Black Elevation

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Nov 2024 • 18 Fuel-ups

  Property of gatorGates

• 18.4 Avg MPG

• Alpha AT4 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2023 • 57 Fuel-ups

  Property of Hup55

• 23.1 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2025 • 7 Fuel-ups

  Property of gatortoes

• 27.4 Avg MPG

• AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jan 2025 • 16 Fuel-ups

  Property of cd013

• 23.8 Avg MPG

• Breeze

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2024 • 25 Fuel-ups

  Property of Silverbee400

• 23.4 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Sep 2024 • 14 Fuel-ups

  Property of dhamptonii

• 22.6 Avg MPG

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