NHTSA Campaign Id 83V101000; Date: Sep. 27, 1983
1982 Mack MS200; 1983 Mack MS200; 1982 Mack Ms250p; 1983 Mack Ms250p; 1982 Mack Ms300p; 1983 Mack Ms300p; 1982 Mack Ms300t; 1983 Mack Ms300t
Component: Steering:gear Box (other Than Rack And Pinion)
Manufactured by: Mack Trucks, Incorporated
Affected Units:: 1,486
Bolted installation of the steering gear housing has a tendency to loosen in service. This is due to a backward installation of the lockwashers, which are bellville type, and a resultant incorrect torque on the bolts.
All recalled vehicles will have bellville type lockwashers at steering gear housing attach points replaced with standard split-type lockwashers.
Vehicle description: trucks. System: steering system; steering gear mounting hardware. Consequences of defect: loosening of the steering gear housing may result inerratic steering and possibly an accident.
Date Owners notified by Manufacturer: Jan 3, 1984
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