1983 PONTIAC SUNBIRD -- The metal floor pan anchor bar could fatigue and break around the left front outer seat adjuster stud of the drivers seat, allowing the stud to separate from the floor pan anchor bar.

Drivers seat could tip rearward unexpectedly; this couldresult in loss of control and a vehicle crash without prior warning.

Install a reinforcement bracket on the floor pan anchor bar at the left front outer seat adjuster position of the drivers seat. For detailed information & supporting documents, see the official NHTSA page concerning recall #87V079000 »