What is your question?
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What is your question?
when the engine is cold it starts rough and will not idle, but once the engine warms up it runs smooth. what controls the cold idle function
2 Replies
The idle control valve, or you might have a air leat at intake manifold or hoses
This vehicle has electronic idle control. Proper diagnostic equipment to test the system. The throttle body as well as air valve is a starting point.
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