Recall
Mack Ws — 78V068000
NHTSA ID
78V068000
Make
Mack
Model
Ws
Years Affected
1976
Recall Date
1978-04-04
Component
SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE
Units Affected
9,700
Completion Rate
—
Mfr Campaign No.
Summary
AN AXLE "NO BRAKE" CONDITION COULD RESULT FROM AN EATON CONTROLLER INTERNAL ELECTRICAL MALFUNCTION. THIS CONDITION MAY CAUSE THE ANTI-WHEEL LOCK VALVE SOLENOID TO BE CONTINUOUSLY ENERGIZED AND PREVENT THE BRAKES FROM BEING APPLIED ON ONE OF THE AXLES. AS A RESULT, THE ANTI-WHEEL LOCK WARNING LAMP IS NOT ACTIVATED.
Remedy
THE DEALER WILL INSPECT AND, IF NECESSARY, REPLACE THE ANTI-WHEEL LOCK CONTROLLER WITHOUT CHARGE TO OWNER.