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1996 Evap system/fuel pressure leak

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Old 04-13-2010, 01:29 PM
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Question 1996 Evap system/fuel pressure leak

Ok, so... my 1996 firebird 3800 v6 is being a pain now...

A good month ago I bought the car, 2 weeks after buying it the check engine light comes on and tells me that I have a fuel pressure leak at the engine.
2 days later my fuel pump goes taking the relay with it. So I fixed it.

2 weeks after replacing the fuel pump, the check engine light comes back on with the same code telling me that I have a fuel pressure leak at engine.
I doubt its in the lines since it does not whistle or anything... also, the exhaust smells horrible, like the evap system isn't working.
I don't want to take it to a shop for money's sake...
anyone know where this stuff is located? any thoughts or idea's?
 
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Old 04-16-2010, 08:08 PM
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Does this condition make the car not want to start on the first key turn?.......SFC
 
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Old 04-16-2010, 08:38 PM
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this is for a 93 lt1 but the componits should be close to the same and should test the same.
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Old 04-17-2010, 02:56 AM
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sweet! thanks craby!
from the looks of it im gonna have to pull the gas tank i guess... :/ fml.
I dropped my driveshaft too. hehe. stupid 2 piecer couldn't take a peelout...
 
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Old 04-18-2010, 08:31 AM
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I had a similiar problem and it turned out to be a combination of the following...

1) two of the lines going to the purge canister were disconnected
2) the hoses going to the EVAP switch under the hood were reversed (this alone will definitely trip an EVAP code)
3) the rubber lines that run from the purge canister to the EVAP switch were rotted out, so the gasoline vapors were escaping

Might be work checking these before you drop the tank. best of luck
 
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Old 04-18-2010, 09:58 AM
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oh ok... thanks! I'm definitely going to look into that.
I really don't wanna drop my tank...
 
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Old 04-18-2010, 10:00 AM
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Originally Posted by typeomang
Does this condition make the car not want to start on the first key turn?.......SFC
No, the car always starts right up on the first turn of the key... has no problem doing that.

I just got it back from the shop when the fuel pump went a little while ago. engine threw the same code right before the pump went...
 
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Old 04-21-2010, 12:33 AM
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Thanks Maso, that info's gonna help me too. Smelling vapors; not heavy.
 
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