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2017 Expedition P0299 and whistle
Over the weekend while out of town, the expedition started a high-pitched whistle. As the weekend went on, the whistle got louder. And on the three hour trip home, it started to become sluggish. Doing my research on the Internet, said that it was a boost leak either from the eco-boost pressure...- Mphomes1
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- Forum: 3rd Gen Ford Expedition Engine & Performance
