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motor goes into high idle once placed in park

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Old 08-28-2010, 10:49 PM
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Default motor goes into high idle once placed in park

01 1500 with the 5.2 and has 109,000 miles on it just this week it started going into hight idle (1,000 rpm) once placed in park, any ideas ot anyone had this happen to them



thanks
rick
 

Last edited by 63boxtop; 08-28-2010 at 11:47 PM.
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Old 08-28-2010, 11:13 PM
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mine did that too, gotta clean your IAC on back of throttle body
 
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Old 08-28-2010, 11:31 PM
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either IAC (on back side) or TPS (on drivers side).
 
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Old 08-28-2010, 11:46 PM
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should i replace or clean for the IAC
 
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Old 08-28-2010, 11:54 PM
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clean it 1st see if it works . i wouldnt pay for a new one if you can just clean it for free
 
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Old 08-29-2010, 01:27 PM
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looks like the tps took care of it but i also replaced the idle air valve, all is good

thanks guys
rick
 
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Old 08-29-2010, 11:08 PM
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keep your old IAC as a spare. next time you have an idle problem, you can swap in a known good part for free.
 



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