Engine idle speed hunts when cold or at temp
#1
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Joined: Sep 2013
Posts: 238
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From: NorCal
Year: 1992
Model: Cherokee
Engine: 4.0
Engine idle speed hunts when cold or at temp
Lately my 92 4.0 AT will change idle speed 200-500 RPM while stopped in Drive or Park.
With almost 190K on the clock should I just swap out the IAC or TPS?
Or is there another problem I might be overlooking?
With almost 190K on the clock should I just swap out the IAC or TPS?
Or is there another problem I might be overlooking?