1984 fiero/2m4/se/4cyl-auto

boogie man

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when starting when cold ( regardless of outside temperature )it goes into fast idel at 2200 rpm and will stay at this for up to 4-5 minutes,and then it ideals down ?????
could it be-leak in the egr valve to the intake
-coolant temperature temperatur
-idle air control sensor
- crack in throttle body
-throttle position sensor
-vehicle speed sensor
-higher thermostate
it may sould like i actually may know something here but i dont.been reading my manual and grasping at straws.
------------------get it scoped,???????
plse plse-i need all the ideas you can thowe at me
boogie man
 
hello...
it could be the iac{idle air control}....
where you located...???
tex me 772-828-one zero nine eight...
im in south florida
also have few other ideas...
my name is claudio....
i have an 88 fiero formula
 
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