Based on data from 279 vehicles, 5,672 fuel-ups and 2,210,769 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.49 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 (0.84%) removed.

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

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• My Sierra 1500

  2024 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed
  Added Nov 2024 • 6 Fuel-ups

  Property of whatth3

• 17.5 Avg MPG

• GMC Sierra

  2024 GMC Sierra 1500 SLE 2.7L L4 GAS Automatic 8 Speed Extended Cab Pickup
  Added Jun 2024 • 18 Fuel-ups

  Property of chris15005

• 15.2 Avg MPG

• 1 Sierra 1500

  2024 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 8 Speed
  Added Feb 2024 • 41 Fuel-ups

  Property of valmario

• 21.2 Avg MPG

• 24 GMC Bob

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

  Property of BascoBob

• 24.6 Avg MPG

• My Denali Ultimate

  2024 GMC Sierra 1500 Denali Ultimate 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 33 Fuel-ups

  Property of danquenell

• 23.7 Avg MPG

• My Sierra 1500

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

  Property of Smith83

• 23.9 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed
  Added Sep 2024 • 6 Fuel-ups

  Property of wayneaux

• 14.8 Avg MPG

• ‘24 AT4

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2024 • 8 Fuel-ups

  Property of brennancarpet

• 16.2 Avg MPG

• My Sierra 1500

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

  Property of dnienhis

• 21.7 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
  Added Dec 2023 • 22 Fuel-ups

  Property of TexazGuy

• 15.7 Avg MPG

• My Sierra 1500

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

  Property of kylethetech

• 28.3 Avg MPG

• Big White

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Oct 2023 • 123 Fuel-ups

  Property of st333

• 15.7 Avg MPG

• Dumbo

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Apr 2024 • 34 Fuel-ups

  Property of DENALI_24

• 28.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed
  Added Aug 2024 • 27 Fuel-ups

  Property of Chmassey83

• 17.5 Avg MPG

• 24 GMC 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jun 2024 • 40 Fuel-ups

  Property of Grunnsetning

• 20.8 Avg MPG

• JimmyPKAT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jun 2024 • 12 Fuel-ups

  Property of verve

• 27.2 Avg MPG

• Driver 1

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Dec 2024 • 8 Fuel-ups

  Property of Trailrider08

• 15.9 Avg MPG

• Breeze

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

  Property of Silverbee400

• 22.8 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 AustinAg

• 23.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLE 3.0L L6 DIESEL Automatic 10 Speed
  Added May 2024 • 38 Fuel-ups

  Property of tessor59

• 24.1 Avg MPG

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