Re: Exhaust Mainfold Leak
"Peter H" <haneburyp@rogers.com> wrote in message
news:1148472088.817043.321200@38g2000cwa.googlegro ups.com...
> The check engine light isn't coming on and I don't know where the leak
> is.
>
What you hear is a tick when the engine is cold, stronger as you open the
throttle, and quieting down within a minute or two?
My favorite method for finding exhaust leaks uses a shop vac. Starting with
a cold engine, duct tape the hose to the exhaust pipe and connect the other
end to the exhaust side of the vac. (It is better if you were able to run
the vac to blow any excess grit out before connecting it to the car.) Turn
on the vac and feel around for the air blowing out. It's a surprisingly
strong stream of air even for a small leak.
Mike
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