2023 GMC Sierra 1500 MPG

Based on data from 133 vehicles, 5,491 fuel-ups and 2,118,397 miles of driving, the 2023 GMC Sierra 1500 gets a combined Avg MPG of 21.23 with a 0.16 MPG margin of error.

Below you can see a distribution of the fuel-ups with 50 outliers (0.90%) removed.

Following shows the average MPG of each of the 133 vehicles in the system.

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• My Sierra 1500

  2023 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2023 • 15 Fuel-ups

  Property of ShaKiraLee

• 22.7 Avg MPG

• My Sierra 1500

  2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2023 • 6 Fuel-ups

  Property of pitty27

• 25.8 Avg MPG

• 2023 GMC Denali

  2023 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Jul 2023 • 20 Fuel-ups

  Property of RyanLecuyer

• 21.5 Avg MPG

• My Sierra 1500

  2023 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2023 • 21 Fuel-ups

  Property of btango05

• 25.7 Avg MPG

• My Sierra 1500

  2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2023 • 3 Fuel-ups

  Property of cruse

• 18.9 Avg MPG

• My Sierra 1500

  2023 GMC Sierra 1500 Denali
  Added Jan 2023 • 49 Fuel-ups

  Property of jrwayne4

• 25.2 Avg MPG

• My Slt

  2023 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Apr 2023 • 3 Fuel-ups

  Property of bbiles1

• 20.5 Avg MPG

• GMC

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

  Property of detmar

• 18.3 Avg MPG

• My Sierra 1500

  2023 GMC Sierra 1500 Denali
  Added Mar 2023 • 31 Fuel-ups

  Property of russ9443

• 16.9 Avg MPG

• My Sierra 1500

  2023 GMC Sierra 1500 Denali 5.3L V8 GAS Automatic 10 Speed
  Added Jun 2023 • 30 Fuel-ups

  Property of Trevizo

• 18.4 Avg MPG

• My Sierra 1500

  2023 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2023 • 9 Fuel-ups

  Property of tjchaffee

• 22.6 Avg MPG

• My Sierra 1500

  2023 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2023 • 7 Fuel-ups

  Property of mwood40

• 21.8 Avg MPG

• Sierra AT4

  2023 GMC Sierra 1500 AT4
  Added Mar 2023 • 21 Fuel-ups

  Property of Calvin6393

• 21.4 Avg MPG

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