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need help with 89 GTA 350 TPI

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Old Jul 20, 2011 | 07:38 PM
  #1  
Mwbrowning's Avatar
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From: Bryant Arkansas
Car: 1989 Trans Am GTA
Engine: 350 TPI
need help with 89 GTA 350 TPI

The car was working fine, I stopped and went inside somewhere and it would not start up and keep running any more. It will crank over and start and die imedietly. I have changed the Fuel filter, and Fuel Pump.I get 42 PSi on the fuel rail. I have bypassed the VATS system in the past. I can spray fuel into the intake and the car will run, as soon as i stop spraying the fuel, it dies. I have also replaced most of the fuel injectors in the past. If you have any ideas about what could be happening please let me know.
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Old Jul 20, 2011 | 10:31 PM
  #2  
Mwbrowning's Avatar
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From: Bryant Arkansas
Car: 1989 Trans Am GTA
Engine: 350 TPI
Re: need help with 89 GTA 350 TPI

Hey guys. Any help on this would be helpful. I am at a loss as to what is going on with this car. Any and all help would nice. If i need to put more information just let me know.
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Old Jul 21, 2011 | 01:12 AM
  #3  
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Joined: Jun 2010
Posts: 338
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From: Florida
Car: 89 chevy camaro rs
Engine: 305
Transmission: 700r4
Re: need help with 89 GTA 350 TPI

check/clean iac or maf
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Old Jul 21, 2011 | 01:24 AM
  #4  
itsMikey's Avatar
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Joined: Apr 2009
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From: Scottsdale, AZ
Car: 89 GTA/93 S13/91 Si
Engine: 5.7 350 TPI
Transmission: 700R4
Axle/Gears: 3.23
Re: need help with 89 GTA 350 TPI

possibly ^^

is it throwing any codes? whats the SES light doing when you turn the ignition on before you start it?
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Old Jul 21, 2011 | 09:32 AM
  #5  
Mwbrowning's Avatar
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From: Bryant Arkansas
Car: 1989 Trans Am GTA
Engine: 350 TPI
Re: need help with 89 GTA 350 TPI

I have swapped out the maf already but i can try again. I will have to try cleaning the iac. The SES light comes on when i turn the key tot he On position but then goes off. I have had problems with the VATS in the past and had to bypass the system with resistors. If you have any other ideas keep them coming. i need all the help i can get on this car.
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Old Jul 21, 2011 | 10:00 AM
  #6  
rdhanded2's Avatar
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From: IL
Car: 91 TA / 91 Formula
Engine: 305
Transmission: 700R4
Axle/Gears: 3.42
Re: need help with 89 GTA 350 TPI

You said you have replaced some injectors but not all? Check the injectors and see if you have any bad ones. I had a similar issues and it was bad injectors.
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Old Jul 23, 2011 | 09:49 PM
  #7  
Mwbrowning's Avatar
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From: Bryant Arkansas
Car: 1989 Trans Am GTA
Engine: 350 TPI
Re: need help with 89 GTA 350 TPI

Originally Posted by rdhanded2
You said you have replaced some injectors but not all? Check the injectors and see if you have any bad ones. I had a similar issues and it was bad injectors.
this is what solved my problem. Thank you. I checked the injectors today and the only three that i did not replace 6 months ago where the ones that went bad. After replacing them the car will start and run smooth. thanks again.
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Old Jul 24, 2011 | 03:12 AM
  #8  
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Joined: Nov 2008
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From: IL
Car: 91 TA / 91 Formula
Engine: 305
Transmission: 700R4
Axle/Gears: 3.42
Re: need help with 89 GTA 350 TPI

Glad to hear it is fixed!
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Old Jul 24, 2011 | 12:20 PM
  #9  
itsMikey's Avatar
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Joined: Apr 2009
Posts: 2,852
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From: Scottsdale, AZ
Car: 89 GTA/93 S13/91 Si
Engine: 5.7 350 TPI
Transmission: 700R4
Axle/Gears: 3.23
Re: need help with 89 GTA 350 TPI

nice
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