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Join Date: Jul 2005
Location: Daytona Beach, FL
Posts: 131
Squealing rough idle, help!

When starting the car and usually when in neutral the car idles rough from 200-900 rpms and while doing this it squeals in a high pitch. Is it a belt problem. At first i thought it was a vacuum leak disrupting my normal idle. Its an 83.

Old 11-02-2005, 02:35 PM
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Join Date: Nov 2004
Location: ronkonkoma ny 11779
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most usually its a belt but I had vacum leak on my intake manifold do the same thing also(some had 2 gaskets on 1 runner, oh wait that was me)
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83 944....bye bye
85.5 euro spec 944, 5sp (she's gone....
74 914...hasta LA Vista baby
87 924s....don't let the door hit ya
68 912.......see ya!
Old 11-02-2005, 04:43 PM
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Location: Daytona Beach, FL
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I think it may be a problem w/ one of my injectors. It might be stuck. The car doesnt seem to run on all 4 cylinders when this problem occurs. The guy i bought the car from had the same problem, bought a new injector but the problem stopped so he never put it in. It has gone away again but its intermittent. Should i just replace the one injector or do all 4?
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1983 Porsche 944
Old 11-04-2005, 07:22 AM
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Join Date: Mar 2003
Location: San Diego, CA
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I recommend having all four injectors cleaned and flow tested.

http://www.witchhunter.com/

I have never used them, however i have heard all positive things about them. This beats paying $100 per injector to replace them with new ones.

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Jon
1988 Granite Green 911 3.4L
2005 Arctic Silver 996 GT3
Past worth mentioning - 1987 924S, 1987 944, 1988 944T with 5.7L LS1
Old 11-04-2005, 07:54 AM
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