United States 00V362000
THOMAS BUILT BUSES, INC.
The problem
VEHICLE DESCRIPTION: CERTAIN SCHOOL BUSES AND TRANSIT BUSES EQUIPPED WITH NATIONAL SEATING'S SERIES 93B-SB DRIVER SEAT. A BRACKET ATTACHING THE GAS SPRING SHOCK TO THE HEIGHT ADJUSTER OF THE SEAT CAN DEFORM AND BREAK. THIS BRACKET IS LOCATED AT THE TOP OF THE HEIGHT ADJUSTER.
Risk
IF THE BRACKET IS NOT REPLACED AFTER DEFORMING, AND IS ALLOWED TO BREAK, ITS BREAKING WILL RESULT IN A SUDDEN DROP OF THE DRIVER'S SEAT, INCREASING THE RISK OF LOSS OF CONTROL OF THE VEHICLE AND A CRASH.
What owners should do
DEALERS WILL REPLACE THE SEAT BASE AND ADD REINFORCEMENT TO THE SEAT ASSEMBLY
Units 6500