Based on data from 15 vehicles, 363 fuel-ups and 44,828 miles of driving, the 1989 Ford E-350 Econoline gets a combined Avg MPG of 6.88 with a 0.19 MPG margin of error.

1. 1989 E350 Motorhome
2. 1989 Ford Vanguard E350 Motorhome Manual Review

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2006 Ford E-350 Owners Manuals. 2007 Ford E-350 Owners Manuals. 2008 Ford Econoline E-350 Owners Manuals. 2009 Ford Econoline E-350 Owners Manuals. Page 181 Away from home–motorhome service If you own a motorhome built on a Ford Chassis and are away from home when your vehicle needs service, or if you need more help than the dealership could provide, after following the steps above, contact the Ford Motorhome Customer Assistance Center to find an authorized dealership or service location.

Below you can see a distribution of the fuel-ups with 35 outliers (8.79%) removed.

Following shows the average MPG of each of the 15 vehicles in the system.

• Harvey

  1989 Ford E-350 Econoline Custom 7.5L V8 GAS Automatic 3 Speed
  Added Jun 2020 • 33 Fuel-ups

  Property of chicagoted

• 6.9Avg MPG

• 1989 Winnabego

  1989 Ford E-350 Econoline XL 7.5L V8 GAS Automatic 3 Speed
  Added Mar 2018 • 53 Fuel-ups

  Property of jsserene1

• Born Free President 21

  1989 Ford E-350 Econoline Custom 7.3L V8 DIESEL Automatic 3 Speed
  Added Apr 2019 • 29 Fuel-ups

  Property of lsaami

• 10.6Avg MPG

• My E-350 Econoline

  1989 Ford E-350 Econoline Custom 7.3L V8 DIESEL Automatic 3 Speed
  Added Jun 2019 • 5 Fuel-ups

  Property of aparadiseaway

• 1989 LeisureCraft RV Ford E-350 Econoline

  1989 Ford E-350 Econoline Custom 7.5L V8 GAS Automatic 3 Speed Motor Home - Cutaway
  Added Sep 2018 • 8 Fuel-ups

  Property of LeisureCraft

• 5.8Avg MPG

• Motor Home

  1989 Ford E-350 Econoline V8 GAS
  Added Jul 2017 • 6 Fuel-ups

  Property of Spikereno

• My E-350 Econoline

  1989 Ford E-350 Econoline Custom 7.5L V8 GAS Automatic 3 Speed
  Added Jun 2018 • 7 Fuel-ups

  Property of beerkiller

• 5.8Avg MPG

• My E-350 Econoline

  1989 Ford E-350 Econoline Custom 7.5L V8 GAS Automatic 3 Speed
  Added Mar 2016 • 193 Fuel-ups

  Property of duetjustus

• My E-350 Econoline

  1989 Ford E-350 Econoline XL 4.9L L6 GAS Automatic 3 Speed
  Added Dec 2017 • 25 Fuel-ups

  Property of jslarson

• 6.3Avg MPG

• Van

  1989 Ford E-350 Econoline Custom 7.5L V8 GAS Automatic 3 Speed
  Added Aug 2016 • 65 Fuel-ups

  Property of linemup

• DrivingMissLazy

  1989 Ford E-350 Econoline GAS V8
  Added May 2014 • No Fuel-ups

  Property of jsatt11

• 0.0Avg MPG

• Medic

  1989 Ford E-350 Econoline GAS
  Added Aug 2013 • 30 Fuel-ups

  Property of rmorse

• The Motorbeast

  1989 Ford E-350 Econoline GAS V8
  Added May 2011 • 11 Fuel-ups

  Property of sambowatkins

• 7.2Avg MPG

1989 E350 Motorhome

• motor home

  1989 Ford E-350 Econoline GAS V8
  Added May 2010 • No Fuel-ups

  Property of joerogersthird

1989 Ford Vanguard E350 Motorhome Manual Review

• Van

  1989 Ford E-350 Econoline DIESEL V8
  Added Jan 2014 • No Fuel-ups

  Property of asander1

• 0.0Avg MPG