I WAS DROPPING MY BOAT OFF AT THE LOCAL STORAGE YARD WHERE I KEEP IT. I OPENED THE REAR HATCH OF MY ENVOY TO GET A BUCKET OUT OF THE INSIDE WHERE I KEEP THE BOAT'S ACCESSORIES.. THE HATCH WAS OPEN FOR APPROXIMATELY 2 MINUTES WHEN IT EXPLODED AND RAINED GLASS ALL OVER ME AND INTO MY RIGHT EYE. IT SOUNDED LIKE A SHOTGUN WENT OFF, BUT I WAS THE ONLY PERSON AROUND. APPROXIMATELY ONE YEAR EARLIER, THE CHMSL PLASTIC FLEW OFF ON THE HIGHWAY ALMOST HITTING ANOTHER CAR THAT SWERVED TO AVOID IT BEHIND ME. THIS IS A COMMON PROBLEM AS I HAVE COME TO FIND OUT AND GM HAS REDESIGNED THE BACK DOOR . MINE SITS IN THE DRIVEWAY AND I AM NOT ABOUT TO SPEND 700 ON GLASS SO IT CAN HAPPEN AGAIN AND POSSIBLY HURT SOMEONE ELSE. *JS