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Old 04-09-2005, 03:26 PM   #7
jeffcoslacker
Lactose the Intolerant
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Re: Re: See if this sounds familiar....

Quote:
Originally Posted by richtazz
sounds like a tps or iac valve malfunction, a vacuum leak would act up all the time, and/or get worse. I would put my money on a sticky or gummed up IAC, as they can go funky without tripping a code.
This was my best guess too (IAC) maybe the vacuum leak it caused raised the baseline for the modulator to react to the maniflod vacuum, if that makes sense? (modulator senses when load drops on motor (vacuum increases) additional intake air changes base vacuum level)
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