NHTSA recall 89E031000 · Equipment
Seat belts › Front › Buckle assembly
The defect
Safety belt tongue may disengage from the buckle when forces of less than 5,000 pounds are exerted against the connection formed between the tongue and buckle.
The risk
Belt failure would increase the risk of injury to seatoccupant; also trucks and buses would not comply with fmvss 209.
The remedy
Replace "buckle side" part to prevent belt disengagement.