Forum Discussion
wnjj
Jul 27, 2020Explorer II
Have you tried compressed air, maybe while tapping the muffler on a hard surface?
There's also AC Delco upper engine cleaner which is used to dissolve carbon build up in the combustion chamber. If whatever is blocking your muffler is carbon-like, that may work.
There's also AC Delco upper engine cleaner which is used to dissolve carbon build up in the combustion chamber. If whatever is blocking your muffler is carbon-like, that may work.
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