MACK WL 1979: STEERING:LINKAGES

General Information

NHTSA Campaign ID Number: 79V137000

Make Model Year
MACK WL 1979
Date Owners Notified Date Received by ODI Date Added to Database
1979-10-22 1979-06-01 1979-10-12

Production Dates: 1977-05-01 - 1979-04-01

Manufacturers Involved: Mack Trucks, Inc.

Component: STEERING:LINKAGES

Potential Number Of Units Affected: 6673

Report Initiator: MFR MFR Report

Summary

THE PITMAN ARM RETAINING NUT MAY NOT HAVE BEEN TORQUED TO MANUFACTURER SPECIFICATIONS. THIS COULD RESULT IN INADEQUATE RETENTION OF THE NUT AT THE OUTPUT SHAFT, ALLOWING THE PITMAN ARM TO BECOME LOOSE.

Remedy

DEALER WILL INSPECT AND RETORQUE PITMAN ARM, IF NECESSARY, AT NO COST TO OWNER.

Notes

VEHICLE DESCRIPTION: TRUCKS.SYSTEM: STEERING LINKAGES; ARM, PITMAN.CONSEQUENCES OF DEFECT: THIS CONDITION COULD LEAD TO PREMATURE WEARING OF THEOUTPUT SHAFT CAUSING LOSS OF VEHICLE CONTROL AND AN ACCIDENT.