1991 Buick Riviera MPG

Based on data from 2 vehicles, 20 fuel-ups and 5,761 miles of driving, the 1991 Buick Riviera gets a combined Avg MPG of 18.16 with a 0.86 MPG margin of error.

Below you can see a distribution of the fuel-ups with 1 outliers (4.76%) removed.

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

• My Riviera

  1991 Buick Riviera Luxury 3.8L V6 GAS Automatic 4 Speed
  Added Feb 2025 • 5 Fuel-ups

  Property of contheyooper

• 20.9 Avg MPG

• buick

  1991 Buick Riviera GAS V6
  Added Dec 2009 • 20 Fuel-ups

  Property of littlefawn

• 17.8 Avg MPG