1978 GMC Jimmy MPG
Based on data from 2 vehicles, 12 fuel-ups and 1,973 miles of driving, the 1978 GMC Jimmy gets a combined Avg MPG of 7.61 with a 0.32 MPG margin of error.
Below you can see a distribution of the fuel-ups with 2 outliers (14.29%) removed.
1978 GMC Jimmys For Sale Nearby
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My Jimmy
1978 GMC Jimmy Sierra Classic 5.7L V8 GAS Manual 4 Speed
Added Jun 2022 • 12 Fuel-upsProperty of arrowslinger27
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7.6 Avg MPG
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Jimmy
1978 GMC Jimmy High Sierra 6.6L V8 GAS Automatic 3 Speed Sport Utility
Added Apr 2024 • 8 Fuel-upsProperty of kbngso
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7.3 Avg MPG