Based on data from 262 vehicles, 4,829 fuel-ups and 1,896,458 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 Elevation 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Mar 2024 • 42 Fuel-ups

  Property of mythos2005

• 17.7 Avg MPG

• 24 GMC 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jun 2024 • 33 Fuel-ups

  Property of Grunnsetning

• 20.6 Avg MPG

• My Sierra 1500

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

  Property of Cwfike

• 25.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 27 Fuel-ups

  Property of jdavis3791

• 23.3 Avg MPG

• Sierra SLT

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 51 Fuel-ups

  Property of duswin

• 18.8 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 18 Fuel-ups

  Property of Penguinrunner21

• 25.9 Avg MPG

• Sierra 1500 LZ0

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

  Property of aak4061

• 26.1 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added May 2024 • 22 Fuel-ups

  Property of Milwaukean

• 19.5 Avg MPG

• My Sierra 1500

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

  Property of Erickson85

• 22.4 Avg MPG

• X31 Sierra 1500

  2024 GMC Sierra 1500 Pro 5.3L V8 GAS Automatic 10 Speed
  Added Oct 2024 • 9 Fuel-ups

  Property of mikecap67

• 16.8 Avg MPG

• 2024 GMC Sierra 1500 Denali

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

  Property of sdkt

• 21.7 Avg MPG

• My Sierra 1500

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

  Property of StevenMcCaff

• 24.2 Avg MPG

• AT4X AEV

  2024 GMC Sierra 1500 AT4X 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2024 • 26 Fuel-ups

  Property of Sheepdog78

• 13.1 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 18 Fuel-ups

  Property of EatSleepFish

• 20.9 Avg MPG

• PCM-Terry

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Oct 2023 • 78 Fuel-ups

  Property of TBCooper

• 25.0 Avg MPG

• * 2024 GMC Sierra 1500 (Steele)

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

  Property of PrimeTime83

• 23.1 Avg MPG

• 24 GMC Bob

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

  Property of BascoBob

• 25.5 Avg MPG

• Storm

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

  Property of rbarnett0019

• 22.2 Avg MPG

• AT4

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

  Property of SlobaltSS

• 22.9 Avg MPG

• 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

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