OFFICIAL NHTSA RECALL
75V141000
Service Brakes, Air:supply:check Valve
Reported Jul 24, 1975 · MACK TRUCKS, INCORPORATED
Summary
Not supplied in the source record.
Consequence
Not supplied in the source record.
Remedy
Not supplied in the source record.
Notes
MACK CAMPAIGN NO SCO-63.TRUCKS MFG'D DEC.12, 1974 THRU JUNE 30, 1975.POSSIBILITY THAT THE TRAILER SUPPLY CONTROL VALVE EXHAUST PORT WAS INADVERTENLYPLUGGED, AND THE SAFETY VALVE ON THE AIR RESERVOIR MAY HAVE BEEN OMITTED.IFTHIS CONDITION EXISTS IT COULD LEAD TO INTERMITTENT LOCKUP OF THE TRAILERBRAKES AND DIFFICULTY IN CHARGING THE TRAILER BRAKE AIR SYSTEM.(CORRECT BYINSPECTING AND INSTALLING VALVE AND UNPLUG CONTROL VALVE).
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Vehicle entries in this campaign
This is model-level recall history. It does not confirm whether a particular VIN is affected or has received the repair. Check with NHTSA ↗