C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Vette won't start

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Old Apr 29, 2009 | 04:25 PM
  #1  
Alan777's Avatar
Alan777
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Burning Brakes
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From: Greensburg PA
Default Vette won't start

I'm having a strange problem. I have a 1988 stock [basically] Automatic.

It runs good for having higher miles [130k] but it all of a sudden has problems. Ran it earlier today, came back to my house. I was outside listening to music thru the vette, after an hour i went to start it up. The car started quickly, then seemed to idle low. It's slowly idle from the normal 6-700 to 500, then 400, then 300. I hit the gas and it stalled. Tried it 2 more times. The car started, but gradually died. Every time I'd hit the gas the car would lose rev's and want to stall.

I wanted to make sure it had gas because my gauge is wacky, put gas in it, went ot start it. It seemed like it wanted to catch, but didn't. tried 2 more times, and it didn't even feel like it would catch.

Anyone have an idea?
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Old Apr 29, 2009 | 04:34 PM
  #2  
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From: Sebastian Florida
St. Jude Donor '06
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Sounds like it is not getting any gas and a classic example of a fuel pump failure.
Turn the key to 'ON' and listen for the fuel pump, should run about 2 seconds, do not start the car.
If you do not hear the FP, you rs is dead. Lucky yours happened at home, mine happened on the way to work in rush hour.
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Old Apr 29, 2009 | 11:31 PM
  #3  
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From: Cincinnati, Oh USA
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Put a fuel pressure gauge on the shrader valve on the end of the right fuel runner and see if you get 35-42 psi of fuel pressure and see if it holds up for a long time after the key is turned off. The fuel pump comes on for 2 seconds and shuts off and will come back on if the ECM receives reference pulses from the distributor or the oil pressure switch sees 4 psi or higher pressure.
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Old Apr 30, 2009 | 08:07 AM
  #4  
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AGENT 86
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From: Summerland B.C. Canada
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With both
http://members.shaw.ca/corvette86/En...ButWontRun.pdf
http://members.shaw.ca/corvette86/Fu...mDiagnosis.pdf
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