hi every one i recently got an au 3 for 1000 off my brother it had been sitting for over 4 years but before that it always went but since i brought it i went to start it and it wouldnt start the smartsheild light keeps flashing and i cant get itt into pearing mode iv herd that the bcms f*** up and was wondering if i can bypass like smart lock and iv herd that a j3 chip will get rid of it is this true???