1999 Jeep Wrangler Sometimes Come Stop Idle About 1600 1700 Rpm Will Pulse 200

1999 JEEP WRANGLER
122,000 MILES
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Sometimes when I come to a stop, the idle is about 1600-1700 RPM. It will pulse about 200 RPM up or down. I have put new plugs, plug wires, dist. cap(needed) and rotor(needed). What can I do to stop this sometimes high idle?
Apr 10, 2013 at 10:32 PM
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HMAC300
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try cleaning the throttle plate on both sides and iac hole with choke cleaner first then check for a vacuum leak with same
Apr 11, 2013 at 1:26 PM
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