V6 (1994-2004) Mustangs Technical discussions on the 3.8L and 3.9L V6 torque monsters

Steady Decrease in MPG

Old Feb 1, 2009 | 11:48 AM
  #21  
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ooterman
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+1 on Tune up time
Old Feb 1, 2009 | 12:37 PM
  #22  
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Zach333
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yeah i havent gotten a tune since i got the car stock about 8 months ago,

even though the only performance upgrades i have gotten since are exhaust and CAI i'm still due for one correct?
Old Feb 1, 2009 | 01:52 PM
  #23  
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Matt's 95 Stang
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I tracked my fuel mileage after every fill up in 2008 (yes, every single fill up, Im a numbers nerd) and got 24.888 MPG. That is a mixture of freeway and city driving.

Matthew
Old Feb 1, 2009 | 10:55 PM
  #24  
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altonc27
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Originally Posted by Matts 85 LX
I tracked my fuel mileage after every fill up in 2008 (yes, every single fill up, Im a numbers nerd) and got 24.888 MPG. That is a mixture of freeway and city driving.

Matthew
Same wit me and I have a check engine light and need to do the oil and an exhaust leak that needs some work. Maybe if some of these dudes stay off the WOT mode itll be alil better
Old Feb 1, 2009 | 11:13 PM
  #25  
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i dont really go WOT at all

well i know a couple of my injectors are leaking slightly so its running a little rich because of that, but god damn 190 miles a tank is horrible

im going to try and get a new fuel filter this week, hopefully it helps me
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