1997 Peterbilt 379 MPG

Based on data from 4 vehicles, 53 fuel-ups and 36,089 miles of driving, the 1997 Peterbilt 379 gets a combined Avg MPG of 5.20 with a 0.17 MPG margin of error.

Below you can see a distribution of the fuel-ups with 5 outliers (8.62%) removed.

Following shows the average MPG of each of the 4 vehicles in the system.

• My 379

  1997 Peterbilt 379 12.7L L6 DIESEL
  Added Feb 2025 • 9 Fuel-ups

  Property of gannonellsworth

• 4.9 Avg MPG

• My 379

  1997 Peterbilt 379 12.7L L6 DIESEL
  Added Feb 2024 • 10 Fuel-ups

  Property of culdrich

• 5.2 Avg MPG

• My 379

  1997 Peterbilt 379 14.0L L6 DIESEL
  Added Apr 2023 • 43 Fuel-ups

  Property of GoranC

• 5.6 Avg MPG

• 97 Peterbilt

  1997 Peterbilt 379 14.0L L6 DIESEL
  Added Sep 2016 • 3 Fuel-ups

  Property of alanspete

• 4.6 Avg MPG