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1995 Ford F-150 Repair Question


Topics covered: Noise, Piston, Wrist pin.
Mileage: 100,000 miles.

Asked on November 28, 2012

Ford F-150 Noise Problem

When start up truck in the morning,i hear a noise that sounds like a bearing noise its not that noiceable through out the day,its noiceable at first start up in the morning
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Answer

Replied on November 28, 2012

If that is true it may be a wrist pin knock or piston skirt. The reason for this is the pistons are aluminum and have a different expansion rate and are loser when cold. Once warmer the tolerances are closer and don't make the noise.

Tiny Answered by DrCranknWrench (expert)
3,292 answers provided