It could be the idle speed motor, but I'd suspect something more
mundane such as a loose or broken vacuum hose. That will cause a
motor to idle at the incorrect speed and stall, thuogh the computer
will try to compensate for it (thus the fluctuation in idle you're
noticing).
On Jul 16, 5:41 am, "robert -wanda fox" <res0t...@[EMAIL PROTECTED]
> wrote:
> 94(4.0) aurora has a idle problem,or so it seems,start car and it keeps
> dying out unless you keep some gas on the pedel,after about 5 minutes of
> driving most times it then will keep from stalling but will still
sometimes
> even then die out at an extended stop at the light,before stalling out
the
> rpms will fluctuate up and down a few times before stalling out,another
> thing that might help telling about-if upon starting car and the usuale
> routine of stalling first 5 minutes then after that it keeps idle after
> warmed up,as long as car is running it will keep idle,but even turn it
of
> for a few minutes even if engine is hot and running for quite a while,it
> will again start cycle of stalling out for first few minutes,it doesn't
seem
> to matter if car is hot? could it simply be and these are the syptoms
of
> just an IAC gone bad or do the symptoms involve something else too??
thanks
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