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whistle or air
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  1. Alfa 159, Brera & Spider
    Hi Last few days my 2.2jts has developed a whistle (very loud at idle) from the engine bay. Its coming from the 'cap' on top of the black air intake where the large square tab (see the red arrow in the pic) If I block that with my finger, the whistle stops .... Recently have had a few P0011...
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