Based on data from 262 vehicles, 4,833 fuel-ups and 1,898,420 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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• Truck Stuff

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Apr 2024 • 23 Fuel-ups

  Property of Travo68

• 21.4 Avg MPG

• Whitey

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

  Property of btango05

• 21.8 Avg MPG

• 24 Denali 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 44 Fuel-ups

  Property of rdurbin

• 24.3 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 12 Fuel-ups

  Property of A_Couse

• 22.9 Avg MPG

• 2024 Sierra 1500 LZO Duramax

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

  Property of grahamjames440

• 25.7 Avg MPG

• GMC

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed
  Added Mar 2024 • 8 Fuel-ups

  Property of Gizmoe

• 17.2 Avg MPG

• GMC

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Sep 2024 • 23 Fuel-ups

  Property of Irko

• 25.0 Avg MPG

• Dory

  2024 GMC Sierra 1500 Denali Ultimate 3.0L L6 DIESEL Automatic 10 Speed
  Added Sep 2024 • 3 Fuel-ups

  Property of jglew82

• 24.0 Avg MPG

• My Sierra 1500 AT4X

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

  Property of russ9443

• 15.1 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 15 Fuel-ups

  Property of rpodgorny

• 23.7 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 30 Fuel-ups

  Property of Ceagle

• 23.2 Avg MPG

• My Sierra 1500

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

  Property of Casy

• 19.0 Avg MPG

• 2024 Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 18 Fuel-ups

  Property of MSH00

• 21.1 Avg MPG

• 1500 Denali Ultimate 3.0 Dsl

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

  Property of Favod

• 24.6 Avg MPG

• Sierra

  2024 GMC Sierra 1500 Pro 2.7L L4 GAS Automatic 8 Speed Standard Cab Pickup
  Added Apr 2024 • 14 Fuel-ups

  Property of neillynch

• 21.6 Avg MPG

• My Sierra 1500

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

  Property of Brian01

• 25.6 Avg MPG

• AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jun 2024 • 13 Fuel-ups

  Property of PfeffAT4

• 28.4 Avg MPG

• 24 Sierra

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL
  Added Mar 2024 • 15 Fuel-ups

  Property of Dura-Brad

• 26.7 Avg MPG

• My Sierra 1500

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

  Property of 00DAD

• 20.2 Avg MPG

• GMC Sierra 1500

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

  Property of hewes11

• 26.0 Avg MPG

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