Make : INTERNATIONAL | Model : 4600 | Year : 1990 |
Build Dates : 19890401 - 19891101 | ||
NHTSA Campaign ID Number : 89V224000 | ||
Date Owners Notified: 19891207 | Date Received by ODI: 19891211 | Date Added to Database: 19900102 |
Manufacturer(s) Involved: NAVISTAR INTL CORP. | ||
Manufacturer(s) Responsible for the Recall: INTERNATIONAL TRUCK & ENGINE CORPORATION | ||
Manufacturer Campaign Number: | ||
Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC:HOSES, LINES/PIPING, AND FITTINGS | ||
Potential Number of Units Affected: 10459 | ||
Summary of the Safety Concern:
THE THROTTLE VALVE INSIDE THE HYDRAULIC BRAKE BOOSTER MAY DEFORM FROM BUILDUP OF HEAT AND PRESSURE AND CLOSE-OFF FLUID RETURN PORTS. |
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Consequence:
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. |
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Remedy:
REPLACE BRAKE BOOSTER ASSEMBLY. |
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Report Initiator: MFR | Vehicles Report | |
Regulation Part Number: | Federal Motor Vehicle Safety Standard Number: | |
Notes:
CUSTOMERS CAN ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236). |