Ford 83-94 6.9 and 7.3L General Discussion of 83-94 6.9 and 7.3 Liter Ford Diesels

85 rear tank not working

Old Nov 6, 2009 | 08:43 PM
  #1  
reddog1701's Avatar
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Diesel Fan
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Default 85 rear tank not working

85 6.niner 250 dual tank reading empty ( ITS FULL ) it used to work. truck runs good When i change to rear tank she starts to run out after a few miles
 
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Old Nov 6, 2009 | 09:03 PM
  #2  
wildbill's Avatar
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Joined: Jul 2007
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From: Billlings, MT
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Gauge end: bad tank module, ground issue, or selector valve.

Fuel issue: selector valve, rotted fuel lines, tank module.
 
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