2010 GMC SIERRA Structurebodydoor Problems

ON 10/29/2014 I FILED A COMPLAINT WITH ODI NUMBER 10650997 ABOUT THE OUTSIDE DOOR HANDLES ON MY 2010 GMC SIERRA SINCE THREE OF THEM HAD BROKEN OFF SINCE DECEMBER 2013. THEN ON 11/6/2014, THE PASSENGER BACK DOOR HANDLE CAME LOOSE & IS PULLING OUT OF THE DOOR. THIS IS THE ONLY ONE OF THE DOOR HANDLES THAT HAS NOT BEEN PREVIOUSLY REPLACED. ALL OF THE DOOR HANDLE FAILURES HAVE OCCURRED SINCE DECEMBER 2013. THIS PRESENTS A POTENTIAL HAZARD. IT HAS BEEN MY EXPERIENCE ON THE DOOR WITH BROKEN HANDLES THAT IF THE DOOR HANDLE COMES COMPLETE OFF, IT IS HARD TO GET THE DOOR TO LATCH PROPERLY CAUSING IT TO POP OPEN WHICH COULD EASILY HAPPEN WHILE THE VEHICLE IS IN MOTION PUTTING ANYONE SITTING BY THE DOOR IN HARM'S WAY. IT IS VERY DISCONCERTING TO ME THAT ALL FOUR DOOR HANDLES HAVE NOW FAILED. I WOULD DEFINITELY THINK THIS...

IN DECEMBER 2013 THE PASSENGER EXTERIOR DOOR HANDLE CAME OFF & A FEW DAYS LATER EXTERIOR DRIVER BACK DOOR HANDLE CAME OFF. THE DEALERSHIP DID REPLACE BOTH HANDLES UNDER WARRANTY. HOWEVER, WHILE WE THERE ANOTHER MAN CAME IN WITH THE SAME PROBLEM ON HIS GMC SIERRA. IN OCTOBER 2014, THE EXTERIOR DRIVER DOOR HANDLE CAME OFF. DEALER REPLACING BUT CHARGING CUSTOMER $200+. SERVICE PERSON INDICATED THEY HAVE HAD NUMEROUS ISSUES WITH THE HANDLES ON GMC SIERRAS BREAKING, AS RECENT AS THE LAST MONTH OR SO. IN INTERNET SEARCH THIS SEEMS TO BE A PREVALENT PROBLEM WITH THE GMC SIERRA. OTHER CAR DEALERS HAVE TOLD US THAT THEY HAVE HEARD COMPLAINTS ON THIS ALSO. ALTHOUGH IT MAY NOT BE A CRITICAL SAFETY ISSUE, WHEN THE DRIVER DOOR HANDLE CAME OFF OUR VEHICLE, THE DOOR WOULD NOT LATCH PROPERLY WITHOUT SOME EFFORT. THIS COULD CAUSE AN EXTREME ISSUE IF THE DOOR DOES...