2024 GMC Sierra 3500 HD MPG

Based on data from 43 vehicles, 1,616 fuel-ups and 492,977 miles of driving, the 2024 GMC Sierra 3500 HD gets a combined Avg MPG of 12.07 with a 0.23 MPG margin of error.

Below you can see a distribution of the fuel-ups with 19 outliers (1.16%) removed.

Following shows the average MPG of each of the 43 vehicles in the system.

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• My Sierra 3500 HD AT4

  2024 GMC Sierra 3500 HD AT4
  Added Jan 2024 • 3 Fuel-ups

  Property of carl69

• 8.9 Avg MPG

• GMC

  2024 GMC Sierra 3500 HD Denali Ultimate
  Added May 2023 • 15 Fuel-ups

  Property of sun302

• 12.4 Avg MPG

• My Sierra 3500 HD

  2024 GMC Sierra 3500 HD Denali
  Added Jul 2023 • 6 Fuel-ups

  Property of aricb23

• 10.7 Avg MPG

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