Based on data from 279 vehicles, 5,583 fuel-ups and 2,177,244 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.50 with a 0.16 MPG margin of error.

Any Engine Type 2.7L L4 GAS (9) 3.0L L6 DIESEL (207) 5.3L V8 GAS (35) 6.2L V8 GAS (28) Any Body Style Standard Cab Pickup (1) Extended Cab Pickup (1) Crew Cab Pickup (45) Any Submodel SLE (4) Pro (6) Denali Ultimate (19) AT4X (22) SLT (35) Denali (51) Elevation (56) AT4 (86)

Below you can see a distribution of the fuel-ups with 48 outliers (0.85%) removed.

Following shows the average MPG of each of the 279 vehicles in the system.

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• Tiffany

  2024 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Mar 2024 • 46 Fuel-ups

  Property of biglew55

• 19.1 Avg MPG

• My Sierra 1500

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

  Property of jodyboney

• 24.5 Avg MPG

• Joe's Red Sierra

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added May 2024 • 27 Fuel-ups

  Property of JoeThreet

• 15.6 Avg MPG

• Driver 1

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Dec 2024 • 7 Fuel-ups

  Property of Trailrider08

• 15.9 Avg MPG

• Denali

  2024 GMC Sierra 1500 Denali Ultimate 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2024 • 6 Fuel-ups

  Property of jephwoyo

• 16.9 Avg MPG

• MyGMC1500

  2024 GMC Sierra 1500 Denali Ultimate 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2024 • 31 Fuel-ups

  Property of msgr

• 19.4 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Nov 2024 • 3 Fuel-ups

  Property of jmr_

• 18.0 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2024 • 25 Fuel-ups

  Property of Erickson85

• 21.9 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 42 Fuel-ups

  Property of bski141

• 25.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 64 Fuel-ups

  Property of jonathan4martin

• 21.9 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Pro 5.3L V8 GAS Automatic 10 Speed
  Added Jun 2024 • 51 Fuel-ups

  Property of mdtexan40

• 16.8 Avg MPG

• AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 29 Fuel-ups

  Property of SlobaltSS

• 22.9 Avg MPG

• 24 GMC Bob

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

  Property of BascoBob

• 24.9 Avg MPG

• 24 Sierra 1500

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

  Property of jjuppyh

• 21.3 Avg MPG

• My Sierra 1500

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

  Property of supertaco

• 17.6 Avg MPG

• Denali

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Apr 2024 • 26 Fuel-ups

  Property of dquapp

• 28.9 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
  Added Nov 2024 • 5 Fuel-ups

  Property of EsRedDragon

• 24.2 Avg MPG

• 2024 Sierra

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

  Property of elliston61

• 26.7 Avg MPG

• PCM-Terry

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Oct 2023 • 84 Fuel-ups

  Property of TBCooper

• 24.7 Avg MPG

• Donna

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Sep 2024 • 29 Fuel-ups

  Property of dmathis

• 26.5 Avg MPG

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