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Topic: full rich

in Forum: C4 Fuel, Emission Control, and Exhaust Systems

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full rich

Posted: 11/20/12 11:42am Message 1 of 3
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jonneyone
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galion, OH - USA
Joined: 5/31/2012
Posts: 413
Vette(s): 1984 base coupe 17,000 miles all original. very low production number.red on red 3853. pro num.

my 84 runs full rich when cold , no codes in ecm .  what could possilby cause this.




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Re: full rich

Posted: 11/20/12 8:56pm Message 2 of 3
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djsroknrol
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Guthrie, OK - USA
Joined: 2/7/2011
Posts: 124
Vette(s): 1984 L83/MD8 coupe
O2 sensor or TPS out of adjustment could do it...


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Re: full rich

Posted: 11/21/12 10:39am Message 3 of 3
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Adams' Apple
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Duncanville, TX - USA
Joined: 3/18/2009
Posts: 2246
Vette(s): 1985 Coupe-L98/Auto,Bright Red/Carmine. 1974 Coupe-L48/4speed, Medium Red Metallic/Black Deluxe.
As could a coolant temp sensor out of whack. Could also be too much fuel pressure, or a leaky infector(s). 


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in Forum: C4 Fuel, Emission Control, and Exhaust Systems


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