2011 AUDI Q5 Structurebody Problems

WHILE THE VEHICLE IS IN MOTION, THE SUNROOF SOUNDS LIKE IT IS NOT PROPERLY SEALED, EVEN THOUGH ITS CLOSED.

WHILE DRIVING ABOUT 45 ON THE HIGHWAY, A LIGHT CAME ACROSS MY DASH THAT SAID 'PARKING BRAKE MALFUNCTION!' MOMENTS LATER MY 2011 AUDI Q5 CAME TO A COMPLETE STOP CAUSING A 3 CAR PILE UP. MY CAR HAD JUST BEEN SERVICED IN JUNE AND GOTTEN NEW BRAKES AT THAT TIME AS WELL.

I PURCHASED A CERTIFIED PREOWNED AUDI Q5 LAST MARCH 2013. THE VEHICLE WAS RUNNING FINE. NO PROBLEMS OR CONCERNS. I TOOK THE VEHICLE TO AN AUDI DEALER IN FEBRUARY 2014 FOR AN ANNUAL SERVICE AND ALSO IN MARCH 2014 FOR MY YEARLY INSPECTION/EMISSIONS TESTING. ON APRIL 2014, I HAD LOSS THE VEHICLE DUE TO AN UNKNOWN FIRE THAT HAD STARTED IN THE CAR. YES, MY CAR WAS ENGULFED IN FIRE! PRIOR TO THIS FIRE, I HAD NO PROBLEMS OR MESSAGES ON MY DASHBOARD OR SMELLED SMOKE WHILE I HAD DROVE THE CAR. THE CAR WAS RUNNING FINE UP UNTIL THAT DAY. I HAVE NO IDEA WHAT HAPPENED TO MY VEHICLE. THE INSURANCE COMPANY HAD INVESTIGATED THIS VEHICLE, AND THEY STATED THAT ARSON WAS NOT THE BLAME FOR THE FIRE. THEY R/O AN ELECTRICAL ISSUE THAT MIGHT OF BEEN THE CAUSE OF THE FIRE. THE INSURANCE COMPANY HAD ALSO RESEARCHED RECALLS...