Click here to see important news regarding the aCar App

2012 Peterbilt 389 MPG

Based on data from 6 vehicles, 420 fuel-ups and 215,719 miles of driving, the 2012 Peterbilt 389 gets a combined Avg MPG of 6.05 with a 0.60 MPG margin of error.

Below you can see a distribution of the fuel-ups with 0 outliers (0.00%) removed.

Following shows the average MPG of each of the 6 vehicles in the system.

2012 Peterbilt 389s For Sale Nearby

  • My 389

    2012 Peterbilt 389 12.9L -6 DIESEL
    Added Feb 2024 • 129 Fuel-ups

    Property of NathanScott2014

  • 4.7 Avg MPG
  • My 389

    2012 Peterbilt 389 12.9L -6 DIESEL
    Added May 2021 • 134 Fuel-ups

    Property of selfsgrasshopper

  • 4.5 Avg MPG
  • My 389

    2012 Peterbilt 389 12.9L -6 DIESEL
    Added Apr 2021 • 6 Fuel-ups

    Property of leadfoot9281

  • 5.3 Avg MPG
  • Green Machine

    2012 Peterbilt 389 15.0L L6 DIESEL
    Added Aug 2018 • 197 Fuel-ups

    Property of wbc2006

  • 14.0 Avg MPG
  • 12 Pete

    2012 Peterbilt 389
    Added Oct 2017 • 4 Fuel-ups

    Property of tlytle76

  • 6.8 Avg MPG
  • Green Machine DEF

    2012 Peterbilt 389
    Added Aug 2018 • 8 Fuel-ups

    Property of wbc2006

  • 666.0 Avg MPG

Recent Activity

from other Peterbilt 389 vehicles (View All)

Tips

Gas additive for 10-20% better mileage

I bought a 2008 Prius new. It now has 180,000 kms. on it and... ...

by appraiser

Read more tips