Based on data from 97 vehicles, 1,095 fuel-ups and 425,149 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.80 with a 0.36 MPG margin of error.

Any Engine Type 2.7L L4 GAS (1) 3.0L L6 DIESEL (78) 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 (17) Elevation (17) AT4 (37)

Below you can see a distribution of the fuel-ups with 22 outliers (1.97%) removed.

Following shows the average MPG of each of the 97 vehicles in the system.

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• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
  Added Dec 2023 • 7 Fuel-ups

  Property of TexazGuy

• 14.5 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

• GMC Sierra 1500 3.0L Diesel

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2023 • 32 Fuel-ups

  Property of massey3090

• 23.1 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 8 Fuel-ups

  Property of jdavis3791

• 24.2 Avg MPG

• Sierra

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

  Property of JRobson

• 28.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 13 Fuel-ups

  Property of jermiller

• 23.3 Avg MPG

• 2024 GMC

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

  Property of towens

• 17.9 Avg MPG

• GMC Sierra 1500

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

  Property of dotmyl

• 23.5 Avg MPG

• My Sierra 1500

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

  Property of ebhisey

• 27.4 Avg MPG

• My Sierra 1500

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

  Property of Uthanasia

• 22.1 Avg MPG

• TRUCK

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

  Property of l2yan

• 20.8 Avg MPG

• Hoyt’s 2024 GMC 1500 Denali

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

  Property of Texasoffshore

• 23.8 Avg MPG

• White Denali 1500

  2024 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Jan 2024 • 18 Fuel-ups

  Property of rabowen09

• 19.0 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 11 Fuel-ups

  Property of revmik

• 22.4 Avg MPG

• My Sierra 1500

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

  Property of oldscuts

• 12.2 Avg MPG

• My Sierra 1500

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

  Property of jonathan4martin

• 22.9 Avg MPG

• Sierra 1500

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 6 Fuel-ups

  Property of Johudge

• 22.8 Avg MPG

• My Sierra 1500

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

  Property of Ceagle

• 23.3 Avg MPG

• 24 SLT Duramax 4x4

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

  Property of kickingprop

• 24.0 Avg MPG

• Dumbo

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

  Property of DENALI_24

• 27.0 Avg MPG

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