VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPED WITH BOSCH 9" X 3" PARKING BRAKE, SPRING ACTUATED, FOR HYDRAULIC LESS AIR SOURCE AND ACTUATED BY PARKING BRAKE KNOB IN INSTRUMENT PANEL. THE PARKING BRAKE HOSE CHAFES AT VARIOUS POINTS THROUGH THE ROUTING OF THE HOSES TO AND FROM THE HAND CONTROL VALVE.
THE PARKING BRAKE WILL AUTOMATICALLY APPLY IF PRESSURE IS LOST DUE TO A RUPTURED PARK BRAKE HOSE INCREASING THE RISK OF A VEHICLE CRASH.
DEALERS WILL INSTALL A HOSE ROUTING KIT TO PREVENT CHAFING AND REPLACE ALL CHAFED HOSES.
INTERNATIONAL RECALL NO. 99507.OWNER NOTIFICATION BEGAN OCTOBER 4, 1999.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 NAVISTAR AT 1-800-448-7825.ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).