Based on data from 314 vehicles, 8,151 fuel-ups and 3,120,699 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.21 with a 0.13 MPG margin of error.

Any Engine Type 2.7L L4 GAS (14) 3.0L L6 DIESEL (224) 5.3L V8 GAS (43) 6.2L V8 GAS (33) Any Body Style Extended Cab Pickup (1) Crew Cab Pickup (57) Any Submodel SLE (4) Pro (8) Denali Ultimate (21) AT4X (25) SLT (41) Denali (59) Elevation (63) AT4 (93)

Below you can see a distribution of the fuel-ups with 61 outliers (0.74%) removed.

Following shows the average MPG of each of the 314 vehicles in the system.

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• My Sierra 1500

  2024 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 10 Speed
  Added Oct 2024 • 17 Fuel-ups

  Property of fredliu

• 17.8 Avg MPG

• AT4 #2

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Mar 2024 • 40 Fuel-ups

  Property of Chrome_Daddy0

• 15.9 Avg MPG

• White Pearl

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2024 • 30 Fuel-ups

  Property of Dukesask

• 13.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2025 • 9 Fuel-ups

  Property of gatortoes

• 27.5 Avg MPG

• GMC Sierra 1500

  2024 GMC Sierra 1500 Pro 5.3L V8 GAS Automatic 10 Speed
  Added Feb 2025 • 31 Fuel-ups

  Property of Bowdogzz

• 12.5 Avg MPG

• Hoyt’s 2024 GMC 1500 Denali

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 70 Fuel-ups

  Property of Texasoffshore

• 23.3 Avg MPG

• My Sierra 1500

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

  Property of Big_White

• 26.3 Avg MPG

• Storm Trooper

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Mar 2025 • 5 Fuel-ups

  Property of WutupYo

• 22.4 Avg MPG

• Breeze

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

  Property of Silverbee400

• 23.4 Avg MPG

• Denali 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2025 • 6 Fuel-ups

  Property of skydroubay

• 23.1 Avg MPG

• Driver 1

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Dec 2024 • 44 Fuel-ups

  Property of Trailrider08

• 16.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 35 Fuel-ups

  Property of bshep355

• 22.8 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 81 Fuel-ups

  Property of jonathan4martin

• 22.0 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 50 Fuel-ups

  Property of Gazsaver

• 23.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed
  Added Mar 2025 • 3 Fuel-ups

  Property of bmahanna

• 16.8 Avg MPG

• 2024 AT4

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Jan 2025 • 22 Fuel-ups

  Property of caschindler

• 16.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Jun 2024 • 53 Fuel-ups

  Property of tampayachtsales

• 15.0 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 10 Speed
  Added Apr 2024 • 42 Fuel-ups

  Property of edgonzo11

• 26.1 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed
  Added Sep 2024 • 57 Fuel-ups

  Property of cdhallsr

• 16.5 Avg MPG

• DD AT4

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

  Property of dd_CC

• 21.2 Avg MPG

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