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Likely causes for sudden stalling?

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Old Aug 10, 2007 | 09:13 AM
  #1  
2000ws6's Avatar
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Likely causes for sudden stalling?

89 GTA, TPI 305, 5 speed.

Have had no problems prior to yesterday. Drove 20 minutes to my destination, parked for 1 hour. Ran good on the way there. Car started fine, but now will not idle. No codes yet. Runs fair if I work the throttle, but dies when I let off. Seems to have been a sudden problem, and happened when the car was sitting. Did not have time to troubleshoot last night, will work on it tomorrow.

My list:
Vacuum leak (hose fell of somewhere?)
TPS sensor failied?
IAC stuck?

Any suggestions?

Thanks!
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Old Aug 12, 2007 | 08:03 AM
  #2  
XxGeinNothingxX's Avatar
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Car: 1991 Camaro RS
Engine: 350 bored .30 over
Axle/Gears: Posi 342
Re: Likely causes for sudden stalling?

Originally Posted by 2000ws6
89 GTA, TPI 305, 5 speed.

Have had no problems prior to yesterday. Drove 20 minutes to my destination, parked for 1 hour. Ran good on the way there. Car started fine, but now will not idle. No codes yet. Runs fair if I work the throttle, but dies when I let off. Seems to have been a sudden problem, and happened when the car was sitting. Did not have time to troubleshoot last night, will work on it tomorrow.

My list:
Vacuum leak (hose fell of somewhere?)
TPS sensor failied?
IAC stuck?

Any suggestions?

Thanks!
I was going to say check your fuel filter, but I don't know, cause it would usually stall out when you GIVE it throttle.
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Old Aug 12, 2007 | 01:31 PM
  #3  
Cadillac's Avatar
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From: Marietta, GA
Car: '91 Firebird Convertible
Engine: 305 TBI (LO3)
Transmission: 700r4, Vette Servo
Axle/Gears: 3.27 9 Bolt, PBR disks
Re: Likely causes for sudden stalling?

GTAs were shipped with a TBI?

Of course not!

Try the TPI forum for the best result.
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