1991 GMC C1500 MPG

Based on data from 5 vehicles, 76 fuel-ups and 18,433 miles of driving, the 1991 GMC C1500 gets a combined Avg MPG of 14.10 with a 0.65 MPG margin of error.

Below you can see a distribution of the fuel-ups with 3 outliers (3.80%) removed.

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

1991 GMC C1500s For Sale Nearby

  • 91 GMC

    1991 GMC C1500 Sierra 5.7L V8 GAS Standard 6 Speed Standard Cab Pickup
    Added Aug 2017 • 3 Fuel-ups

    Property of c12segy

  • 18.8 Avg MPG
  • Pick Up Truck GMC 1991

    1991 GMC C1500 Sierra SLE 5.7L V8 GAS Automatic 4 Speed
    Added Apr 2017 • 13 Fuel-ups

    Property of Gabriel_E

  • 11.3 Avg MPG
  • My C1500

    1991 GMC C1500 Sierra 5.7L V8 GAS Automatic 4 Speed Standard Cab Pickup
    Added Feb 2017 • 38 Fuel-ups

    Property of macpro19

  • 15.2 Avg MPG
  • My C1500

    1991 GMC C1500 Sierra SLE 4.3L V6 GAS Automatic 4 Speed
    Added Feb 2017 • 13 Fuel-ups

    Property of Johnnypop

  • 14.9 Avg MPG
  • Theresa's truck

    1991 GMC C1500 Sierra 4.3L V6 GAS Automatic 4 Speed
    Added Sep 2016 • 74 Fuel-ups

    Property of slo-mo-shun

  • 16.5 Avg MPG

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