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1990 Ford Thunderbird SC Question: Im not getting any codes up;but now my car pretty good when fist started,then i

 

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kwh1129, El Segundo, CA, March 06, 2013, 09:34
 Rookie

restart it ,it runs rough for awhile , and then smooths out afer I get moving,also i notest that if i run the ac unit it doesnt start back up rough,what can be the proublem, new o2 sensors airflow sensor i re place idle control please help me here with a few ideals thanks

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  • Answer #1

    pushrod March 06, 2013, 15:12
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     Master

    Clean throttle body and IAC passage, check for vacuum leak(s). Ac on bumps up idle speed a little. So sounds like an idle speed problem!

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