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Rough idle cold

(1992 Ford Ranger)
in McAllen, TX on June 30, 2011
140000 miles New plugs and wires front coil pack fuel filter replaced 6 mo ago no light on mileage ok after it runs about 500 feet clears up rung good rest of day
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Popular Answer
on June 30, 2011
check your iac sensor. or (idle air control sensor)
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