Based on data from 55 vehicles, 1,527 fuel-ups and 237,466 miles of driving, the 1986 Pontiac Fiero gets a combined Avg MPG of 21.98 with a 0.24 MPG margin of error.

Any Engine Type 2.5L L4 GAS (5) 2.8L V6 GAS (29) GAS (1) L4 GAS (3) V6 GAS (16) Any Body Style Coupe (16) Any Submodel Value Leader (2) SE (14) GT (19) Other (20)

Below you can see a distribution of the fuel-ups with 86 outliers (5.33%) removed.

Following shows the average MPG of each of the 55 vehicles in the system.

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• Fiero GT

  1986 Pontiac Fiero GAS V6
  Added Aug 2010 • 3 Fuel-ups

  Property of FFS

• 20.4 Avg MPG

• Reba

  1986 Pontiac Fiero GAS V6
  Added Jul 2010 • No Fuel-ups

  Property of 84fiero123

• 0.0 Avg MPG

• Fiero

  1986 Pontiac Fiero GT 2.8L V6 GAS Automatic 3 Speed
  Added Sep 2016 • No Fuel-ups

  Property of rfb4

• 0.0 Avg MPG

• La Pulga

  1986 Pontiac Fiero GAS V6
  Added Aug 2008 • 1 Fuel-up

  Property of Nosferatu187

• 19.0 Avg MPG

• Enzo

  1986 Pontiac Fiero GAS L4
  Added Oct 2012 • No Fuel-ups

  Property of xsinister04

• 0.0 Avg MPG

• My Fiero

  1986 Pontiac Fiero GT 2.8L V6 GAS Automatic 3 Speed
  Added Aug 2018 • No Fuel-ups

  Property of R53S

• 0.0 Avg MPG

• Fiero

  1986 Pontiac Fiero GAS L4
  Added Sep 2013 • No Fuel-ups

  Property of BillMurray05

• 0.0 Avg MPG

• My Fiero

  1986 Pontiac Fiero GT 2.8L V6 GAS Automatic 3 Speed
  Added Mar 2017 • No Fuel-ups

  Property of killerBlue

• 0.0 Avg MPG

• Black Fiero

  1986 Pontiac Fiero GAS V6
  Added Oct 2008 • No Fuel-ups

  Property of asyferme

• 0.0 Avg MPG

• GT

  1986 Pontiac Fiero GAS V6
  Added May 2012 • No Fuel-ups

  Property of P34K

• 0.0 Avg MPG

• '86 Fiero SE V6

  1986 Pontiac Fiero GAS V6
  Added Aug 2008 • No Fuel-ups

  Property of MordacP

• 0.0 Avg MPG

• Christine

  1986 Pontiac Fiero GAS V6
  Added Aug 2013 • No Fuel-ups

  Property of FieroDough

• 0.0 Avg MPG

• Instigator

  1986 Pontiac Fiero GAS L4
  Added Jul 2010 • No Fuel-ups

  Property of Rallaster

• 0.0 Avg MPG

• Flying Low

  1986 Pontiac Fiero GAS V6
  Added Aug 2008 • No Fuel-ups

  Property of hazards280

• 0.0 Avg MPG

• 1986 Fiero GT

  1986 Pontiac Fiero GAS V6
  Added Oct 2013 • No Fuel-ups

  Property of JohnWPB

• 0.0 Avg MPG

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