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.

• 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