BLUE BIRD COMMERCIAL 2000: SERVICE BRAKES, AIR:CONTROLS:FOOT CONTROL/VALVE

General Information

NHTSA Campaign ID Number: 00V162000

Make Model Year
BLUE BIRD COMMERCIAL 2000
Date Owners Notified Date Received by ODI Date Added to Database
2000-06-14 2000-06-12 2000-06-16

Production Dates: 1997-10-15 - 2000-05-31

Manufacturers Involved: Blue Bird Body Company

Manufacturer Campaign Number: R00DX

Component: SERVICE BRAKES, AIR:CONTROLS:FOOT CONTROL/VALVE

Potential Number Of Units Affected: 9687

Report Initiator: MFR MFR Report

Summary

VEHICLE DESCRIPTION: SCHOOL AND TRANSIT BUSES EQUIPPED WITH BENDIX AIR BRAKES. BENDIX CHANGED THE INTERNAL DESIGN OF THE QR1C RELAY VALVE BY ADDING A HOLE IN THE INTERNAL DIAPHRAGM. WHEN THE HOLE IN THE DIAPHRAGM ALIGNS WITH THE HOLE IN THE VALVE BODY, THE BRAKE APPLICATION TIME INCREASES.

Consequence

UNDER CERTAIN CONDITIONS, SUCH AS PARKED ON AN INCLINE, DRIVER ACTIVATES THE PARKING BRAKE BUT REMOVES FOOT FROM THE THREADLE VALVE, THE BUS COULD ROLL BEFORE THE PARKING BRAKE IS FULLY ENGAGED.

Remedy

DEALERS WILL REPLACE THE DIAPHRAGMS WITH HOLES WITH SOLID DIAPHRAGMS FOR THE QR1C VALVES.

Notes

OWNER NOTIFICATION BEGAN JUNE 14, 2000.OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT BLUE BIRD AT 1-912-825-2021. ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT '1-888-327-4236'.