BLUE BIRD VISION 2006: SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE

General Information

NHTSA Campaign ID Number: 07V258000

Make Model Year
BLUE BIRD VISION 2006
Date Owners Notified Date Received by ODI Date Added to Database
2007-09-30 2007-06-22 2007-06-22

Production Dates: 2003-10-09 - 2006-09-21

Manufacturers Involved: Blue Bird Body Company

Manufacturer Campaign Number: R07LY

Component: SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE

Potential Number Of Units Affected: 5977

Report Initiator: MFR MFR Report

Summary

CERTAIN BLUE BIRD MY 2004 THROUGH 2007 VISION SCHOOL AND TRANSIT BUSES MANUFACTURED BETWEEN OCTOBER 9, 2003, AND SEPTEMBER 21, 2006, EQUIPPED WITH PARKER SINGLE CHECK VAVLES "SCV" PROVIDED BY BENDIX. THE DEFECT EXISTS IN THE PARKER SCV THAT CONNECTS WITH THE SUPPLY PORT OF THE SR-7 SPRING BRAKE MODULATING VALVE. AFTER PROLONGED USE OF THE PARKER SCV, THE VALVE BODY RETAINER MAY BECOME EXCESSIVELY WORN AND EVENTUALLY BREAK APART. PIECES OF THE PARKER SCV CAN BECOME LODGED INSIDE THE SR-7 SPRING BRAKE MODULATING VALVE, POTENTIALLY CAUSING EITHER LEAKAGE OUT OF THE SR-7 VALVE OR PREVENTING AIR FROM PROPERLY EXHAUSTING FROM THE SR-7 VALVE.

Consequence

THIS CONDITION CAN CAUSE A DELAY IN THE APPLICATION OF THE SPRING BRAKES TO PARK THE VEHICLE AFTER THE OPERATOR PULLS THE DASH VALVE BUTTON. THESE CONDITIONS CAN OCCUR WITHOUT WARNING, LEADING TO UNINTENDED VEHICLE ROLLAWAY, BRAKE DRAG, OR IN THE CASE OF LOSS OF PRIMARY CIRCUIT, INABILITY TO MODULATE THE SPRING BRAKES.

Remedy

BLUE BIRD WILL NOTIFY OWNERS AND PROVIDE A FREE REMEDY. THE RECALL BEGAN ON SEPTEMBER 30, 2007. OWNERS CAN CONTACT BLUE BIRD AT 478-822-2242.

Notes

BLUE BIRD RECALL NO. R07LY.CUSTOMERS MAY CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 'TTY: 1-800-424-9153'; OR GO TO HTTP://WWW.SAFERCAR.GOV.