NOT KNOWN FACTUAL STATEMENTS ABOUT MERCEDES KEYS

My wifes car 2012 c250 she went to the stores and it wouldnt begin. I went down as well as dash lights arrived on without having faults but wouldnt crank, furthermore it was trapped in park. Google mentioned to take the gear stuck insert out and I had been capable to thrust the yellow button and transfer the gear adhere out and in of park.It is pos