I can hear a knocking or tapping sound coming from my engine?
on 2010 Dodge Charger

I can hear knocking coming from engine, started like a week ago and sometimes seems really bad and then some times would not hear it them would start again car is 63K miles

Asked by for the 2010 Dodge Charger
agree with #1 have you done regular services? iv seen these build up gobbs of crap under valve covers causing this issue from lack of service
1 more answer
Not sure but when did Dodge start the 100,000 mile powertrain warranty. This car needs to be checked before you lose an engine.