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Mack R Recall 84V140: Trailer Hitches:Fifth Wheel Assembly

NHTSA campaign 84V140, reported November 7, 1984, 64 vehicles potentially affected.

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The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 84V140MACK TRUCKS, INCORPORATED
Component
TRAILER HITCHES:FIFTH WHEEL ASSEMBLY
Problem
DUE TO IMPROPER AND INADEQUATE WELDING PRACTICES, THE FIFTH WHEEL ON THE INVOLVED VEHICLES IS DEFECTIVE. FRAME MOUNTED SUPPORTS MAY HAVE INCOMPLETE OR POOR QUALITY WELDS. THE WELDS COULD SUBSEQUENTLY FAIL ALLOWING SEPARATION OF THE TRACTOR FROM THE TRAILER.
Risk
Remedy
THE DEALER WILL INSPECT AND REMOVE THE FIFTH WHEEL AND REWELD THE MOUNTING ANGLES AT NO CHARGE TO THE OWNER.
Notes
VEHICLE DESCRIPTION: TRUCK TRACTORS.SYSTEM: STRUCTURE; FIFTH WHEEL ASSEMBLY.CONSEQUENCES OF DEFECT: IF THE TRAILER SEPARATES DURING OPERATION AN ACCIDENTAND PERSONAL INJURY COULD RESULT.

Affected vehicles

Mack MH198219831984
Mack R198219831984