What was found
(CAN) ON APPROACH IN TURBULENCE, THE PILOT'S SHOULDER HARNESS UNCOUPLED FROM THE LAP BELT. THIS HAD HAPPENED ON ONE PREVIOUS OCCASION WHEN HE HAD JUST BENT FORWARD. SUBMITTER NOTED THAT CESSNA SB SEB96-2 APPLIES TO SAME TYPE OF BELT AND PROBLEM, THUS, THEY INSTALLED THE BUSHING P/N 2237-3 WHICH IS CALLED UP IN CESSNA SB.