1977 Ford W Series Recalls

1 NHTSA safety recall campaigns were found for the 1977 Ford W Series.

NHTSA Recall 79V077000

Component: SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE

Recall date: 1979-03-29

Defect Summary

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.

Safety Risk

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.

Important Recall Information

Recall applicability can depend on VIN and production details. Confirm your specific vehicle with the manufacturer or the official NHTSA VIN recall lookup.