Component Description
SUSPENSION:FRONT:WHEEL BEARING
Manufacturer That Filed Defect/noncompliance Report
MACK TRUCKS, INCORPORATED
Begin Date Of Manufacturing
19980301
End Date Of Manufacturing
19981006
Vehicle, Equipment Or Tire Report
0
Potential Number Of Units Affected
8025
Date Owner Notified By MFR
19990426
Recall Initiator (MFR/OVSC/ODI)
MFR
Mfg
Mack Trucks, Inc.
Report Received Date
19990122
Record Creation Date
19990128
Regulation Part Number
Defect Summary
VEHICLE DESCRIPTION: CLASS 8 HEAVY DUTY TRUCK CHASSIS EQUIPPED WITH MACK 16,000 LB., 18,000 LB., OR 20,000 LB. HEAVY DUTY STEERING AXLES. THE INNER WHEEL BEARING CONE FOR THE STEERING AXLE WHEEL HUB ASSEMBLY DOES NOT PROPERLY FIT ONTO THE MACK STEERING AXLE SPINDLE ASSEMBLY. IMPROPER FIT OF THE BEARING TO THE SPINDLE INCREASES THE STRESS LEVELS TO THE STEERING AXLE SPINDLE WHICH COULD CAUSE SPINDLE FAILURE.
Consequence Summary
IF THE SPINDLE FAILS, A LOSS OF DRIVER CONTROL COULD OCCUR, INCREASING THE RISK OF A VEHICLE CRASH.
Corrective Summary
DEALERS WILL REMOVE THE LEFT AND RIGHT HUB/DRUM ASSEMBLIES FROM THE STEERING AXLES AND REPLACE THE INNER WHEEL BEARING CONES AND CUPS.
Recall Notes
OWNER NOTIFICATION BEGAN APRIL 26, 1999. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT MACK AT 1-610-709-3011. ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).