Thread: poor MPG after tune up

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christopher8911 poor MPG after tune up 07-12-2010, 03:13 PM
TheOtherNick Re: poor MPG after tune up 07-12-2010, 05:50 PM
christopher8911 Re: poor MPG after tune up 07-12-2010, 05:59 PM
TheOtherNick Re: poor MPG after tune up 07-12-2010, 06:11 PM
christopher8911 Re: poor MPG after tune up 07-12-2010, 05:56 PM
Biohazed Re: poor MPG after tune up 07-12-2010, 06:03 PM
christopher8911 Re: poor MPG after tune up 07-12-2010, 06:35 PM
SuperSport Re: poor MPG after tune up 07-12-2010, 09:45 PM
christopher8911 Re: poor MPG after tune up 07-12-2010, 10:08 PM
christopher8911 Re: poor MPG after tune up 07-13-2010, 12:23 PM
Smokin2000gtp Re: poor MPG after tune up 07-13-2010, 01:23 PM
christopher8911 Re: poor MPG after tune up 07-13-2010, 05:12 PM
christopher8911 Re: poor MPG after tune up 07-18-2010, 12:14 PM
SlowNA06 Re: poor MPG after tune up 07-18-2010, 12:48 PM
christopher8911 Re: poor MPG after tune up 07-20-2010, 01:19 PM
Fivefingerdeathpunch Re: poor MPG after tune up 07-20-2010, 01:21 PM
Bio248 Re: poor MPG after tune up 07-20-2010, 01:22 PM
christopher8911 Re: poor MPG after tune up 07-20-2010, 01:30 PM
Fivefingerdeathpunch Re: poor MPG after tune up 07-20-2010, 02:15 PM
christopher8911 Re: poor MPG after tune up 07-21-2010, 06:26 PM
benner Re: poor MPG after tune up 07-21-2010, 07:44 PM
Smokin2000gtp Re: poor MPG after tune up 07-22-2010, 06:20 PM
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  1. #1 Re: poor MPG after tune up 
    TheOtherNick is offline
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    Default 07-12-2010
    Check the spark plugs. Check your fuel pressure regulator.
    01 gtp-big cam e85 dd 78dodge- guzzling fuel 05 cummins- rollin coal
    SMGPFC Two Nipple General
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  2. #2 Re: poor MPG after tune up 
    christopher8911 is offline
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    Default 07-12-2010
    Quote Originally Posted by 01GTP View Post
    Check the spark plugs. Check your fuel pressure regulator.
    How do I check the fuel pressure regulator?
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  3. #3 Re: poor MPG after tune up 
    TheOtherNick is offline
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    Default 07-12-2010
    Quote Originally Posted by christopher8911 View Post
    How do I check the fuel pressure regulator?
    Was there some gas in the vacuum line connected to it? Do you have a vacuum pump? If you do put about 25" of vacuum to it and see if gas leaks out.
    01 gtp-big cam e85 dd 78dodge- guzzling fuel 05 cummins- rollin coal
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