THE REAR SEATBELT IN MY 2003 CHEVROLET TAHOE ALLOWS ME TO INSERT THE METAL BUCKLE BETWEEN PARTS OF THE BUCKLE AND THE ACTUAL RECEIVING END WICH IT BELONGS LEADING ME TO BELIEVE MY CHILDREN ARE SAFELY BUCKLED IN. I HAD TO STOP SUDDENLY AND MY FOUR YEAR-OLD CHILD WAS THROWN OUT OF HIS CAR SEAT BECAUSE THE BUCKLE WAS IMPROPERLY FASTENED. BECAUSE MY CHILD IS IN A BOOSTER SEAT IT NEARLY IMPOSSIBLE TO REACH OVER AND VISIBLY SEE WHIHC "HOLE" THE METAL BUCKLE WAS INSERTED INTO. FORTUNATELY MY SON JUST EXPERIENCED MINOR BRUISING, BUT IT COULD HAVE BEEN MUCH WORSE.*AK