2002 Hyundai Elantra Repair Question
Hyundai Elantra Coolant Problem
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.
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