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1978 GMC Jimmy MPG

Based on data from 2 vehicles, 13 fuel-ups and 2,099 miles of driving, the 1978 GMC Jimmy gets a combined Avg MPG of 7.58 with a 0.30 MPG margin of error.

Below you can see a distribution of the fuel-ups with 2 outliers (13.33%) removed.

1978 GMC Jimmys For Sale Nearby

  • Jimmy

    1978 GMC Jimmy High Sierra 6.6L V8 GAS Automatic 3 Speed Sport Utility
    Added Apr 2024 • 10 Fuel-ups

    Property of kbngso

  • 7.3 Avg MPG
  • My Jimmy

    1978 GMC Jimmy Sierra Classic 5.7L V8 GAS Manual 4 Speed
    Added Jun 2022 • 12 Fuel-ups

    Property of arrowslinger27

  • 7.6 Avg MPG

Recent Activity

from other GMC Jimmy vehicles (View All)

Tips

Don't top off!

Never fill past the auto-stop on the pump - anything above t... ...

by vann90720

Read more tips