tapping noise from the exhaust manifold

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10-31-2007, 11:49 AM

bigb94s10

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Join Date: Oct 2007

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tapping noise from the exhaust manifold

ive noticed that at SOME times while i am driving or parked, that there is a tapping noise from possibly a loose bolt on the manifold.

only problem is that i cant seem to see which bolt is loose

help?

10-31-2007, 12:19 PM

cliro

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Join Date: Oct 2007

Location: Calgary, AB

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RE: tapping noise from the exhaust manifold

hows your heatshielding..

10-31-2007, 01:01 PM

rriddle3

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Join Date: Dec 2006

Location: Fort Worth,Texas

Posts: 6,595

RE: tapping noise from the exhaust manifold

Sometimes you can feel the pulse of exhaust gas if you hold your hand close to the manifold bolts (one at a time), just don't touch anything, of course.