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2000 Ford Escort Question: What could cause and engine to have a knocking tapping sound and lose power



, 2.0L 4 Cylinder SOHC, Butler, PA, July 06, 2013, 23:44

This occurs when the vehicle is warm and in gear. It does not do it in neutral or when I let off the gas while in gear.

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  • Answer #1

    July 07, 2013, 18:46

    sounds almost like sticky valves either additive or a cup of atf in the oil

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