Based on data from 310 vehicles, 7,790 fuel-ups and 2,979,329 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.19 with a 0.14 MPG margin of error.

Any Engine Type 2.7L L4 GAS (14) 3.0L L6 DIESEL (222) 5.3L V8 GAS (42) 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 (40) Denali (57) Elevation (63) AT4 (92)

Below you can see a distribution of the fuel-ups with 57 outliers (0.73%) removed.

Following shows the average MPG of each of the 310 vehicles in the system.

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• Sierra

  2024 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Dec 2023 • 42 Fuel-ups

  Property of Llory

• 16.1 Avg MPG

• My Sierra 1500

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

  Property of scfountain

• 24.3 Avg MPG

• Driver 1

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Dec 2024 • 39 Fuel-ups

  Property of Trailrider08

• 16.0 Avg MPG

• GMC

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Oct 2023 • 60 Fuel-ups

  Property of Trones

• 24.9 Avg MPG

• My Sierra 1500

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

  Property of jake2023

• 29.8 Avg MPG

• My Sierra 1500

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

  Property of fox_mini

• 21.1 Avg MPG

• 1 Sierra 1500

  2024 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 8 Speed
  Added Feb 2024 • 51 Fuel-ups

  Property of valmario

• 21.2 Avg MPG

• PCM-Terry

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Oct 2023 • 112 Fuel-ups

  Property of TBCooper

• 23.3 Avg MPG

• 24 SLT Duramax 4x4

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 47 Fuel-ups

  Property of kickingprop

• 24.9 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2024 • 26 Fuel-ups

  Property of SnRBabyDuraMax

• 17.4 Avg MPG

• GMC Sierra 1500

  2024 GMC Sierra 1500 Pro 2.7L L4 GAS Automatic 8 Speed
  Added Nov 2024 • 39 Fuel-ups

  Property of David28h

• 20.0 Avg MPG

• X31 Sierra 1500

  2024 GMC Sierra 1500 Pro 5.3L V8 GAS Automatic 10 Speed
  Added Oct 2024 • 22 Fuel-ups

  Property of mikecap67

• 16.0 Avg MPG

• Sierra 1500 Denali

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2025 • 12 Fuel-ups

  Property of reety82

• 23.9 Avg MPG

• My Sierra 1500

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

  Property of rustinse

• 29.0 Avg MPG

• Gerald

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 22 Fuel-ups

  Property of casey0713

• 25.8 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2025 • 17 Fuel-ups

  Property of therealchuckd

• 24.5 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 jodyboney

• 24.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 38 Fuel-ups

  Property of cguffy

• 19.8 Avg MPG

• AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added May 2024 • 35 Fuel-ups

  Property of brow

• 23.1 Avg MPG

• AT4x

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Nov 2024 • 14 Fuel-ups

  Property of drjamey

• 21.2 Avg MPG

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