1991 GMC K1500 MPG

Based on data from 6 vehicles, 300 fuel-ups and 70,885 miles of driving, the 1991 GMC K1500 gets a combined Avg MPG of 11.59 with a 0.24 MPG margin of error.

Below you can see a distribution of the fuel-ups with 11 outliers (3.54%) removed.

Following shows the average MPG of each of the 6 vehicles in the system.

• Sierra K1500

  1991 GMC K1500 Sierra 4.3L V6 GAS Automatic 4 Speed
  Added Mar 2018 • 31 Fuel-ups

  Property of M_KWISE

• 12.3 Avg MPG

• Clifford

  1991 GMC K1500 Sierra SLX 5.7L V8 GAS Manual 5 Speed
  Added Mar 2018 • 56 Fuel-ups

  Property of tinfox

• 11.1 Avg MPG

• 1991 GMC

  1991 GMC K1500 Sierra 5.7L V8 GAS Standard 4 Speed
  Added Sep 2016 • 79 Fuel-ups

  Property of DTEKB

• 11.0 Avg MPG

• My K1500

  1991 GMC K1500 Sierra SLE 5.7L V8 GAS Automatic 4 Speed
  Added Dec 2020 • 52 Fuel-ups

  Property of HarbingerHxC

• 10.2 Avg MPG

• My K1500

  1991 GMC K1500 Sierra SLE 5.7L V8 GAS Automatic 4 Speed
  Added Nov 2019 • 139 Fuel-ups

  Property of tenyear

• 12.7 Avg MPG

• K1500

  1991 GMC K1500 Sierra SLE 5.7L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Aug 2015 • 6 Fuel-ups

  Property of AddMoreBoost

• 12.5 Avg MPG