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

Speedometer problem

Old Feb 14, 2014 | 03:39 AM
  #11  
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What is the PSOM
 
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Old Feb 14, 2014 | 07:33 AM
  #12  
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programmable speedometer odometer module
 
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Old Feb 14, 2014 | 07:57 PM
  #13  
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And you say this is really for tire size. Someone told me it also stores the right mileage
Do you think so?
 
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Old Feb 14, 2014 | 10:00 PM
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Correct, you calibrate it for your tire size and gearing, otherwise your mileage will be out-of-wack
 
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