One problem related to front seat belt buckle assembly has been reported for the 1999 Ford Mustang. The most recently reported issues are listed below.
Passenger's side seat belt gets tighter and tighter when going over a bump, to the point where consumer can't breath. Consumer has to either undo belt while driving, or hold belt in hand to avoid being squeezed to death. Consumer has to hold seatbelt in hand while driving. This could cause an accident. Dealer said seat belts were made for a baby seat, and that they all were made that way. Consumer feels this is very dangerous.
| Seat Belt problems | |
| Front Seat Belt Anchorage problems | |
| Front Seat Belt problems | |
| Front Seat Belt Retractor problems | |
| Front Seat Belt Buckle Assembly problems |