2016 BUICK LACROSSE Unknown Or Other Problems

Trunk lid latch disintegrated, and lid flipped open without warning. Driver vision immediately obscured, leaving trunk contents to be easily dislodged and become hazardous to other motorists; will not secure.

The right side power mirror changes position by itself, it only seems to occur when starting vehicle. It will change even if the correct position is entered into the memory. It happens numerous times in a day or not at all. And I took it in for service, the dealer said there is nothing wrong, we cannot duplicate the issue. So they could not fix it.

THE PASSENGER SIDE POWER MIRROR CHANGES POSITION BY ITSELF. ALSO WHEN I HIT A BAD BUMP OR POTHOLE THE DOORS UNLOCK

I HAD PARKED IN THE VISITORS PARKING SPACE AT THE NURSING HOME. I WANTED TO STRAIGHTEN MY CAR IN THE SPACE. WHEN I PUT IT IN REVERSE, MY CAR LUNGED FORWARD AT AN UNCONTROLLABLE FAST SPEED, WENT ACROSS THE SIDEWALK, HIT THE VISITORS PARKING SIGN, WENT ACROSS SOME GRASS, ACROSS THE MAIN SIDEWALK TO THE BUILDING, ACROSS SOME MORE GRASS, HIT THE VISITORS PARKING SIGN ON THE OTHER SIDE, AND ACROSS THE SIDEWALK. I FINALLY GOT IT STOPPED IN THE PARKING LOT BY APLYING THE BRAKE. SINCE MY WHEELS WERE TURNED TO PARK, THE CAR MADE A COMPLETE CIRCLE WITH THE WHEELS STILL TURNED. I BELIEVE THERE IS A DEFECT IN THIS VEHICLE WHICH COULD CAUSE A CRASH OR CAUSE A DEATH!. I WAS FORTUNATE THIS TIME! WHEN WILL IT HAPPEN AGAIN?. CONSEQUENTLY WE HAVE A CAR WHICH WE ARE AFRAID TO DRIVE. I BELIEVE THERE IS A DEFECT OF...