Component Description
SERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC:HOSES, LINES/PIPING, AND FITTINGS
Manufacturer That Filed Defect/noncompliance Report
NAVISTAR INTL CORP.
Begin Date Of Manufacturing
19890401
End Date Of Manufacturing
19891101
Vehicle, Equipment Or Tire Report
0
Potential Number Of Units Affected
10459
Date Owner Notified By MFR
19891207
Recall Initiator (MFR/OVSC/ODI)
MFR
Mfg
Navistar, Inc.
Report Received Date
19891211
Record Creation Date
19900102
Regulation Part Number
Defect Summary
THE THROTTLE VALVE INSIDE THE HYDRAULIC BRAKE BOOSTER MAY DEFORM FROM BUILDUP OF HEAT AND PRESSURE AND CLOSE-OFF FLUID RETURN PORTS.
Consequence Summary
THIS COULD CAUSE EXCESSIVE PRESSURE BUILDUP IN THEBOOSTER CAUSING THE BRAKES TO SELF APPLY WITH A SEVERE UNEXPECTED STOP. THISCONDITION COULD ALSO RESULT IN LOSS OF POWER STEERING ASSIST. EITHER CONDITIONCOULD RESULT IN AN ACCIDENT.
Corrective Summary
REPLACE BRAKE BOOSTER ASSEMBLY.
Recall Notes
SYSTEM: HYDRAULIC BRAKE BOOSTER.VEHICLE DESCRIPTION: TRUCK.
Lookup
Body Class
Truck
Vehicle Type
INCOMPLETE VEHICLE
Manufacturer
NAVISTAR, INC.
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