Q: Rough Idle after warm up

asked by on November 28, 2016

My car feels like a heavy thumping while idling at the stop light or in park. I replaced the max air flow sensor and the TSP and also cleaned the throttle body it still thumping no sounds just the feeling it runs smooth but thumping after drive for about 15 mins

My car has 160000 miles.
My car has an automatic transmission.

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