AT A BACKED UP STOP LIGHT THE VEHICLE WAS IN NEUTRAL WITH THE BRAKE ON. IT WAS HIT AT APPROX 35-40 MPH WHICH CAUSED IT TO RUN INTO A FORD MUSTANG. IN THAT PROCESS THE SEATS HAD BROKEN LETTING THE PASSENGERS LAY ALL THE WAY BACK IN THE EXTENDED CAB. SEAT BELTS WERE BEING USED. THERE WERE NO WAYS OF CORRECTING THE PROBLEM BUT GET NEW SEATS. IF YOU WERE ABLE TO DO SO. *NM