my engine has been knocking shortly after car was purchased brand new. on 2011 Nissan Versa

Enthusiast 01be16a5a93688912f14755221fb15211b518d9a788cf01b455e03cc1bd585ac
knocking began at about 1200 miles dealer says it is nothing.
(1) Answer
Do like I did, bring it to them, say you will be back when it is fixed. DONT take no for an answer.