nasty stumble

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Apr 17, 2004 | 08:19 PM

camaro9402

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Joined: Jul 2003

Posts: 42

From: somewhere in Indiana

nasty stumble

i have a 94 z28 and recently it has developed a bad stumble like its not getting gas it wont do it all the time and its just when i start it up and go. it dont last that long mabye a 1 min. and the most and then ist fine. i changed the fuel pump today and it still seems to be there i dont know what is next fuel pump maybe? i dont know if someone could help me out that would be great thanks

Apr 17, 2004 | 08:48 PM

95z28 -quicksilver

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Joined: Apr 2000

Posts: 1,070

From: Austin, TX or Texas State University at San Marcos

Re: nasty stumble

Quote:

Originally posted by camaro9402
i have a 94 z28 and recently it has developed a bad stumble like its not getting gas it wont do it all the time and its just when i start it up and go. it dont last that long mabye a 1 min. and the most and then ist fine. i changed the fuel pump today and it still seems to be there i dont know what is next fuel pump maybe? i dont know if someone could help me out that would be great thanks

Any codes??? Um you said you changed your fuel pump.....?? Fuel filter maybe...

Apr 17, 2004 | 09:17 PM

camaro9402

Thread Starter

Registered User

Joined: Jul 2003

Posts: 42

From: somewhere in Indiana

no my bad i ment to say i changed the fuel filter and no i dont have any codes

Apr 17, 2004 | 09:57 PM

Robs97Z28

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Joined: Jan 2004

Posts: 909

From: Martinez,CA

you should check fuel pressure this will tell if it is a fuel problem or not. the reading should be 41 to 47 with the vaccum line off. It should drop 3 to 10 psi with line on.