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1984 GMC S15 MPG

Based on data from 5 vehicles, 73 fuel-ups and 34,000 miles of driving, the 1984 GMC S15 gets a combined Avg MPG of 31.96 with a 1.54 MPG margin of error.

Below you can see a distribution of the fuel-ups with 13 outliers (15.12%) removed.

Following shows the average MPG of each of the 5 vehicles in the system.

1984 GMC S15s For Sale Nearby

  • My S15

    1984 GMC S15 2.8L V6 GAS Manual 5 Speed
    Added Jan 2023 • 5 Fuel-ups

    Property of Hubbs

  • 16.0 Avg MPG
  • My S15

    1984 GMC S15 High Sierra 2.8L V6 GAS Automatic 4 Speed
    Added Mar 2024 • 13 Fuel-ups

    Property of Powerbrapp

  • 15.9 Avg MPG
  • S-15

    1984 GMC S15 High Sierra 2.2L L4 DIESEL Manual 5 Speed Extended Cab Pickup
    Added Aug 2011 • 64 Fuel-ups

    Property of grete

  • 33.6 Avg MPG
  • My S15

    1984 GMC S15 Sierra Classic 2.8L V6 GAS Manual 5 Speed
    Added Jun 2021 • 12 Fuel-ups

    Property of RandD

  • 16.4 Avg MPG
  • Gypsy

    1984 GMC S15 Sierra Classic 2.2L L4 DIESEL Standard 4 Speed Extended Cab Pickup
    Added Jan 2018 • 5 Fuel-ups

    Property of mmasberg

  • 26.4 Avg MPG

Tips

Do not hold on to high gears up inclines/merging roads

It might seem logical to keep it in a higher gear when you a... ...

by fingu

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