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Gas Smell dont know why

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Old Jul 5, 2009 | 11:39 PM
  #1  
Gothic_Rocker's Avatar
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From: Manville Rhode Island
Car: 1991 Camaro Z28
Engine: 350 T.P.I
Gas Smell dont know why

I baught a 1991 Camaro Z28 350 T.P.I it ran good when i first started driving it. still runs great till this day its just that i got a really stong gas smell from everytime i start the dang thing. i dont know what its comiong from and when im driving it it will randomly put out a gas smell i took apart the air intake and the fuel rails and cleaned them out and same thing with the runners cleaned them out to and i still get that smell im just wondering if anyone has any options for why im getting this smell my best guess its a fuel leak but idk where its coming from and the smell is very strong in the air intake
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Old Jul 7, 2009 | 01:31 PM
  #2  
Rolling Thunder's Avatar
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From: CT
Car: 86 T/A, 83 Z/28
Engine: 5.0 TPI, 350 2 X 4 bbl
Transmission: 4 speed auto, 5 speed manual
Axle/Gears: 3.23 posi, 3.73 std
Re: Gas Smell dont know why

Perhaps a ruptured fuel pressure regulator diaphram. If it ruptured it would suck fuel in right from the vacuum line. Any check engin codes?
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Old Jul 7, 2009 | 01:52 PM
  #3  
sonjaab's Avatar
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From: Syracuse NY
Car: 84 Z-28
Engine: 305 HO
Transmission: r-700
Axle/Gears: 3:73
Re: Gas Smell dont know why

Since you live in the snowbelt and I'm guessin' that this car has seen plenty of
winter snow and salt driving and you seen no obvious underhood fuel leaks.
My guess would be a rotted fuel line.
Easy to find.........Just get a air line and blower end attachment.
Wrap the blower end with a rag...Insert in the fuel filler.......CAREFULLY add
air pressure.........Look for leaks !
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Old Jul 7, 2009 | 02:06 PM
  #4  
ICESTORM's Avatar
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From: TX
Car: 1989 Camaro IROC-Z
Engine: 350 TPI L98
Re: Gas Smell dont know why

Reverse fuel line leak was the problem on my 02 RS.
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Old Jul 7, 2009 | 05:30 PM
  #5  
Gothic_Rocker's Avatar
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Joined: Jul 2009
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From: Manville Rhode Island
Car: 1991 Camaro Z28
Engine: 350 T.P.I
Re: Gas Smell dont know why

Originally Posted by Rolling Thunder
Perhaps a ruptured fuel pressure regulator diaphram. If it ruptured it would suck fuel in right from the vacuum line. Any check engin codes?
i just had some today after i took it for the inspection needed the 30 days but then i took it to auto zone and they did it but they didnt give me the codes
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Old Jul 7, 2009 | 05:45 PM
  #6  
Rolling Thunder's Avatar
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Joined: Mar 2008
Posts: 1,549
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From: CT
Car: 86 T/A, 83 Z/28
Engine: 5.0 TPI, 350 2 X 4 bbl
Transmission: 4 speed auto, 5 speed manual
Axle/Gears: 3.23 posi, 3.73 std
Re: Gas Smell dont know why

Well you know you can always ring out the codes on your own. The diagnostic port where they plugged in their scanner if you short the upper right hand 2 pins together (car off key in the run position) with a paperclip the check engin light will flash out any codes stored in the form of 2 series of flashes repeted 3 times. It might be something like flash 2 times pause then flash 6 times pause that would be code 26 and it should repeat that code 2 additional times. If there are no trouble codes stored it will still flash code 1-2. Try running the codes and see what it turns up.
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Old Jul 7, 2009 | 09:18 PM
  #7  
Gothic_Rocker's Avatar
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From: Manville Rhode Island
Car: 1991 Camaro Z28
Engine: 350 T.P.I
Re: Gas Smell dont know why

Originally Posted by Rolling Thunder
Well you know you can always ring out the codes on your own. The diagnostic port where they plugged in their scanner if you short the upper right hand 2 pins together (car off key in the run position) with a paperclip the check engin light will flash out any codes stored in the form of 2 series of flashes repeted 3 times. It might be something like flash 2 times pause then flash 6 times pause that would be code 26 and it should repeat that code 2 additional times. If there are no trouble codes stored it will still flash code 1-2. Try running the codes and see what it turns up.
alright thanks on my next day off i will try it see what i get
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