Based on data from 306 vehicles, 7,626 fuel-ups and 2,917,447 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.20 with a 0.14 MPG margin of error.

Any Engine Type 2.7L L4 GAS (13) 3.0L L6 DIESEL (220) 5.3L V8 GAS (41) 6.2L V8 GAS (32) Any Body Style Extended Cab Pickup (1) Crew Cab Pickup (56) Any Submodel SLE (4) Pro (8) Denali Ultimate (21) AT4X (24) SLT (39) Denali (57) Elevation (62) AT4 (91)

Below you can see a distribution of the fuel-ups with 58 outliers (0.75%) removed.

Following shows the average MPG of each of the 306 vehicles in the system.

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• AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 36 Fuel-ups

  Property of SlobaltSS

• 22.6 Avg MPG

• GMC Sierra AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2024 • 17 Fuel-ups

  Property of kreiggers

• 16.0 Avg MPG

• White Pearl

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2024 • 28 Fuel-ups

  Property of Dukesask

• 13.7 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2024 • 19 Fuel-ups

  Property of sagman

• 19.6 Avg MPG

• GMC AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Nov 2023 • 45 Fuel-ups

  Property of Bill8392

• 22.8 Avg MPG

• AT4 #2

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Mar 2024 • 37 Fuel-ups

  Property of Chrome_Daddy0

• 15.9 Avg MPG

• Big Red

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Dec 2024 • 9 Fuel-ups

  Property of Babymax25

• 21.9 Avg MPG

• My Truck

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

  Property of Elmoeod

• 20.8 Avg MPG

• General G

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

  Property of Devothekid

• 22.8 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2023 • 46 Fuel-ups

  Property of Thowes

• 22.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Jul 2024 • 19 Fuel-ups

  Property of jsiarto

• 13.6 Avg MPG

• Storm

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added May 2024 • 37 Fuel-ups

  Property of rbarnett0019

• 23.0 Avg MPG

• GMC Sierra

  2024 GMC Sierra 1500 SLE 2.7L L4 GAS Automatic 8 Speed Extended Cab Pickup
  Added Jun 2024 • 24 Fuel-ups

  Property of chris15005

• 15.0 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Sep 2024 • 40 Fuel-ups

  Property of J_Dub

• 23.5 Avg MPG

• My Sierra 1500

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

  Property of oldscuts

• 15.8 Avg MPG

• My Sierra 1500

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

  Property of StevenMcCaff

• 24.4 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 50 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 Oct 2024 • 11 Fuel-ups

  Property of hallz10

• 23.7 Avg MPG

• GMC

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Dec 2024 • 7 Fuel-ups

  Property of redrelyt12

• 20.2 Avg MPG

• Denali 1500

  2024 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Dec 2024 • 23 Fuel-ups

  Property of jimmer2229

• 12.5 Avg MPG

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