Piston slap can create a knocking noise from your engine that seems very concerning at first. But you should listen to expert ...
AUTOPOST on MSN
That knocking sound under your hood isn’t always fatal—and usually isn’t worth a $5,000 repair
A knocking sound from the engine often triggers worst-case assumptions, but piston slap is a far more common—and usually less dangerous—culprit. It occurs when a piston lightly contacts the cylinder ...
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