1991 BLUE BIRD QBRE Recall

Campaign:: 94V157000 on 08/31/1994
Component:: Engine and engine cooling:cooling system:fan
Manufactured:: 04/30/1991 - 07/31/1994
Affected:: 1,500
Defect:: A sudden hydraulic pressure loss during hard turns results in a momentary loss of power steering assist. the pressure loss occurs when the hydraulically driven engine cooling fan turns off in the turn.
Consequence:: The driver reacts to the loss of power steering assist by oversteering, which could result in a vehicle accident.
Correction:: The hydraulic control valves will be replaced with valves of a new design. until such time as parts are available, owners will be instructed to disconnect the fan cutoff switch so that hydraulically driven fans will run full time, eliminating the pressure spike.
Notes:: System: engine cooling system; fan.vehicle description: rear engine transit busesnote: if your vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided free of charge within a reasonable time or the remedy does not correct the defect, please contact blue bird service center at 1-912-825-2021. also, contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.

1991 BLUE BIRD QBRE TSB

Bulletin:: SM1601
Component:: 355200 equipment:other:owners/service/other manual
Summary:: Blue bird troubleshooting guides: blue bird announcement of the addition of troubleshooting guides for assisting in the service of the blue bird products. these troubleshooting guides are available on the vantage website.