Worse gas mileage with tune!!!
- sseeya2001
- Posts: 44
- Joined: Tue Aug 25, 2009 4:30 pm
Worse gas mileage with tune!!!
I dont understand it my fuel mileage has dropped drastically, since adding the tune!!! Can anyone tell me why!!! LMAO
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2007 Z71 5.3L S&B CAI, Flowmaster catback, Diablo Programmed.
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Chuck_yager
- Posts: 106
- Joined: Tue Apr 13, 2010 2:13 pm
RE: Worse gas mileage with tune!!!
Maybe something to do w/ you turning 5 grand on the tach when you took this pic......??? LOL 
'07 GMC Sierra 1500 4x4 crew
5.3 Iron Block, Auto
Long Tubes, No Cats, Flowmaster
5.3 Iron Block, Auto
Long Tubes, No Cats, Flowmaster
- sseeya2001
- Posts: 44
- Joined: Tue Aug 25, 2009 4:30 pm
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Chuck_yager
- Posts: 106
- Joined: Tue Apr 13, 2010 2:13 pm
- sseeya2001
- Posts: 44
- Joined: Tue Aug 25, 2009 4:30 pm
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Chuck_yager
- Posts: 106
- Joined: Tue Apr 13, 2010 2:13 pm
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sircolby45
- Posts: 35
- Joined: Thu May 14, 2009 6:50 pm