THE REINFORCING PLATES WERE OMITTED FROM THE TRAILER PIN BOX ASSEMBLY, WHICH IS USED TO HOLD THE FIFTH WHEEL ASSEMBLY TO THE TRAILER. CONSEQUENCE OF DEFECT: A FATIQUE FAILURE OFF THE PIN BOX ALLOW THE FIFTH WHEEL ASSEMBLY TO SEPARATE FROM THE TRAILER. THEREFORE, THE TRAILER WILL FALL OFF THE TOWING TRUCK AND ROLL UNCONTROLLED ON THE ROADWAY. THIS MAY CAUSE AN ACCIDENT.
Manufacturer remedy
REPLACE THE PIN BOX ASSEMBLY IF REINFORCEMENT PLATES ARE MISSING.
Service brakes, hydraulic: foundation components: hoses, lines/piping, and fittings
Manufacturer
GRUMMAN ALLIED IND., INC.
Vehicles affected
67
Reported to NHTSA
1985-11-13
Owners notified
1986-01-07
Defect description
THE ROUTING OF BRAKE LINES BROUGHT THE LINE CLOSE TO AN AREA USED TO FASTEN THE SEAT SOCKET SUPPORT STRUCTURE TO THE CHASSIS. THE FASTENING OF SEAT SUPPORT IS DONE WITH BOLTS AND WHEN THE BOLTS ARE TIGHTENED THE FREE END OF THE BOLTS PINCHES ONE OF THE BRAKE LINES AGAINST THE CHASSIS FRAME RAIL. THIS CAUSES A REDUCTION IN THE BRAKE LINE WHICH REDUCES THE VOLUME OF FLUID PASSING THROUGH THE LINE. CONSEQUENCE OF DEFECT: THE REDUCED VOLUME OF FLUID AFFECTS THE EFFICIENCY OF THE BRAKE SYSTEM. ALSO THE BRAKE LINE MAY CRACK CAUSING LOSS OF FLUID LINE . IN EITHER CASE, A LONGER STOPPING DISTANCE WOULD BE REQUIRED WHEN MAXIMUM BRAKE EFFICIENCY IS NEEDED. OPERATION OF A VEHICLE WITH DAMAGED BRAKES COULD LEAD TO A VEHICLE CRASH.
Manufacturer remedy
INSPECT AND REPLACE THE AFFECTED BRAKE LINE WITH A NEW PART.
Owner complaints
A complaint is one person's report to a federal agency. It is not a finding.
No complaints recorded for this model year.
Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.