Make : FORD | Model : B SERIES | Year : 1979 |
Build Dates : 19750201 - 19790301 | ||
NHTSA Campaign ID Number : 79V077000 | ||
Date Owners Notified: 19791109 | Date Received by ODI: 19790329 | Date Added to Database: 19791012 |
Manufacturer(s) Involved: FORD MOTOR COMPANY | ||
Manufacturer(s) Responsible for the Recall: FORD MOTOR COMPANY | ||
Manufacturer Campaign Number: | ||
Component: SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE | ||
Potential Number of Units Affected: 65000 | ||
Summary of the Safety Concern:
CERTAIN AIR BRAKE ANTI-LOCK MODULATORS COULD MALFUNCTION DURING OPERATION OF THE ANTI-LOCK SYSTEM. A NYLON PISTON WITHIN THE MODULATOR AIR VALVE SYSTEM CAN SWELL FROM EXPOSURE TO SYSTEM CONTAMINANTS. CONTINUED EXPOSURE MAY CAUSE THE PISTON TO SWELL TO THE EXTENT THAT INTERFERENCE WITH THE CYLINDER WALL WILL RESULT, CAUSING MOMENTARY STICKING OR A PERMANENT JAM. THIS CAN RESULT IN TEMPORARY OR PERMANENT LOSS OF BRAKING FOR THE AFFECTED AXLE. |
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Consequence:
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Remedy:
THE PISTONS IN THE VALVE PORTION OF THE MODULATORS WILL BE REPLACED WITH PISTONS THAT DO NOT SWELL WHEN EXPOSED TO AIR BRAKE SYSTEM CONTAMINANTS. |
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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). |