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1990 GMC C1500 MPG

Based on data from 5 vehicles, 89 fuel-ups and 20,017 miles of driving, the 1990 GMC C1500 gets a combined Avg MPG of 11.94 with a 0.23 MPG margin of error.

Below you can see a distribution of the fuel-ups with 13 outliers (12.75%) removed.

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

1990 GMC C1500s For Sale Nearby

  • My C1500

    1990 GMC C1500 Sierra SLE 5.7L V8 GAS Automatic 3 Speed
    Added Mar 2022 • 16 Fuel-ups

    Property of CrazyCarl04

  • 14.8 Avg MPG
  • JFEZZ Truck

    1990 GMC C1500 Sierra SLX 5.7L V8 GAS Automatic 4 Speed
    Added Sep 2016 • 99 Fuel-ups

    Property of JFezz

  • 14.8 Avg MPG
  • '90 GMC

    1990 GMC C1500 Sierra 4.3L V6 GAS Standard 5 Speed
    Added May 2013 • 5 Fuel-ups

    Property of bruised

  • 10.6 Avg MPG
  • My C1500

    1990 GMC C1500 Sierra SLE 5.7L V8 GAS Automatic 4 Speed
    Added Jul 2017 • 3 Fuel-ups

    Property of thatslammed90GMC

  • 28.1 Avg MPG
  • truck

    1990 GMC C1500 Sierra
    Added Jul 2012 • 8 Fuel-ups

    Property of chromerush

  • 12.8 Avg MPG

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