Two problems related to rear seat belt have been reported for the 1997 Volvo 850. The most recently reported issues are listed below.
Seat belt retrator on back passenger seat is stuck. The seat belt cannot be used.
Rear seat belt, which secures the infant seat in the middle of the back seat, becomes inadvertently disconnected , when the passenger sitting on the driver's side of the infant seat, attempts to fasten their seat belt.