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noel.g ... 2/2/2013
2002 Ford F-150 XLT 8 Cyl 4.6L - Engine
Why is my engine knocking
I added oil and had the oil changed 2 months ago. It just started tonight and its extremely loud.
1 Answer
  • HouseCallAuto
    HouseCallAuto 2/2/2013
    An experienced mechanic will know what is wrong as soon as he hears it. If the oil level ever got so low that you had no reading on the stick, then that would have caused a rod bearing to fail which would produce your knock.

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