MACK CF 1984: STEERING:LINKAGES

General Information

NHTSA Campaign ID Number: 91V070000

Make Model Year
MACK CF 1984
Date Owners Notified Date Received by ODI Date Added to Database
1992-06-23 1991-05-01 1991-05-15

Production Dates: 1967-12-01 - 1990-12-01

Manufacturers Involved: Mack Trucks, Inc.

Component: STEERING:LINKAGES

Potential Number Of Units Affected: 3673

Report Initiator: MFR MFR Report

Summary

STRESSES IMPOSED ON THE LEVER DURING TURNING MANEUVERS AND/OR IMPACT INCIDENTS, SUCH AS WOULD BE CAUSED BY CURBS OR ROAD SURFACE IRREGULARITY, REDUCE THE LIFE EXPECTANCY OF THE PART. THE STEERING LEVER MAY CRACK AND EVENTUALLY THE STRESSES COULD CAUSE THE STEERING LEVER TO BREAK.

Consequence

A BROKEN STEERING LEVER WILL CAUSE LOSS OF STEERINGCONTROL WITHOUT PRIOR WARNING WHICH MAY RESULT IN A VEHICLE CRASH.

Remedy

REPLACE THE DEFECTIVE STEERING ARMS.

Notes

SYSTEM: STEERING LEVERS.VEHICLE DESCRIPTION: CF MODEL FIRE CHASSIS WITH GROSS AXLE WEIGHT RATINGS OF12,000 POUNDS OR GREATER AND EQUIPPED WITH POWER STEERING.NOTE: THE SPECIFIC MACK AXLES AFFECTED ARE: FA532, FAF532, FAFW537, FAFW5372,FAFW13.5, FAW538, FAW14.3, FA604, FA6042, FAW616, FAW618, FAW617, AND FAW20.