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1999 GMC K1500 MPG

Based on data from 2 vehicles, 118 fuel-ups and 27,441 miles of driving, the 1999 GMC K1500 gets a combined Avg MPG of 12.16 with a 0.40 MPG margin of error.

Below you can see a distribution of the fuel-ups with 7 outliers (5.60%) removed.

Following shows the average MPG of each of the 2 vehicles in the system.

1999 GMC K1500s For Sale Nearby

  • GMC K1500

    1999 GMC K1500 Sierra SL 5.7L V8 GAS Automatic 4 Speed Extended Cab Pickup
    Added Jan 2018 • 114 Fuel-ups

    Property of chahta

  • 12.1 Avg MPG
  • My K1500

    1999 GMC K1500 Sierra SLT 5.7L V8 GAS Automatic 4 Speed
    Added Aug 2022 • 57 Fuel-ups

    Property of Blackatz

  • 13.8 Avg MPG

Recent Activity

from other GMC K1500 vehicles (View All)


Don't warm up

Unless you live in a very cold climate or drive an old vehic... ...

by dman

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