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COLD START HIGH IDLE

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Old 04-06-2016, 08:55 PM
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COLD START HIGH IDLE

1992 CAMARO 305 TBI, After car has sat for 8hrs or more then started it idles at 14k for few minutes then slowly drops till normal, less than 8hrs it starts normal and runs great, I've replaced just about everything, next is testing the inline fuse link to the ECM memory,
Any advice I'm all ears,,, HELP
Old 04-06-2016, 10:15 PM
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Car: 91 Firebird
Re: COLD START HIGH IDLE

You mean 1400 rpm right? Also, where are you and is it cold out when you start it?
Old 04-07-2016, 06:36 AM
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Re: COLD START HIGH IDLE

1400 rpm I live in S/W Florida for the most it's around 60 degree's
Old 04-07-2016, 08:59 AM
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Re: COLD START HIGH IDLE

car sat for long time and was abused, seafoam in carb is making big differences

Last edited by x_man; 04-07-2016 at 05:50 PM.
Old 04-08-2016, 03:35 PM
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Car: 1990 Formula Firebird
Engine: 305 TBI (LO3)
Transmission: WC T-5 out of an 88 T/A
Axle/Gears: 10 bolt, 3.42 & Torsen Posi
Re: COLD START HIGH IDLE

92 wouldn't have come with a carb... You sure its not a TBI? It'd help diagnose if we knew what you had
Old 04-08-2016, 06:00 PM
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Re: COLD START HIGH IDLE

1992 CAMARO 305 TBI
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