This vehicle excelerates and decelerates in the park (idle) position. What is the problem? Thanks.
Oct 25, 2012 at 3:24 PM
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Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
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KHLOW2008
CAR REPAIR CONTRIBUTOR
41,814 POSTS
A fault with the idle control system would result in surging rpms while idling. It could be leaking vacuums, a faulty IAC, lack of coolant, clogged coolant to IAC.
If the Malfunction Indicator Light is showing, retrieve the trouble codes and let us know what it is.